<?xml version="1.0" encoding="UTF-8"?>

<!--XBRL Document Created with Wdesk from Workiva-->
<!--Copyright 2023 Workiva-->
<!--r:836eb517-9eed-4269-930f-16413cee9eed,g:b5b97955-71e5-4fde-b552-e3de5b3dfe2c-->
<link:linkbase xmlns:link="http://www.xbrl.org/2003/linkbase" xmlns:xlink="http://www.w3.org/1999/xlink" xmlns:xsi="http://www.w3.org/2001/XMLSchema-instance" xmlns:xbrldt="http://xbrl.org/2005/xbrldt" xsi:schemaLocation="http://www.xbrl.org/2003/linkbase http://www.xbrl.org/2003/xbrl-linkbase-2003-12-31.xsd">
  <link:arcroleRef arcroleURI="http://xbrl.org/int/dim/arcrole/all" xlink:type="simple" xlink:href="http://www.xbrl.org/2005/xbrldt-2005.xsd#all"/>
  <link:arcroleRef arcroleURI="http://xbrl.org/int/dim/arcrole/hypercube-dimension" xlink:type="simple" xlink:href="http://www.xbrl.org/2005/xbrldt-2005.xsd#hypercube-dimension"/>
  <link:arcroleRef arcroleURI="http://xbrl.org/int/dim/arcrole/dimension-default" xlink:type="simple" xlink:href="http://www.xbrl.org/2005/xbrldt-2005.xsd#dimension-default"/>
  <link:arcroleRef arcroleURI="http://xbrl.org/int/dim/arcrole/dimension-domain" xlink:type="simple" xlink:href="http://www.xbrl.org/2005/xbrldt-2005.xsd#dimension-domain"/>
  <link:arcroleRef arcroleURI="http://xbrl.org/int/dim/arcrole/domain-member" xlink:type="simple" xlink:href="http://www.xbrl.org/2005/xbrldt-2005.xsd#domain-member"/>
  <link:roleRef roleURI="http://www.ryder.com/role/CONSOLIDATEDSTATEMENTSOFEARNINGS" xlink:type="simple" xlink:href="r-20221231.xsd#CONSOLIDATEDSTATEMENTSOFEARNINGS"/>
  <link:definitionLink xlink:role="http://www.ryder.com/role/CONSOLIDATEDSTATEMENTSOFEARNINGS" xlink:type="extended" id="i91c5c7bf4b93476aa7ff6d8a69178b33_CONSOLIDATEDSTATEMENTSOFEARNINGS">
    <link:loc xlink:type="locator" xlink:label="loc_us-gaap_StatementLineItems_71c685c0-2278-40a9-a42a-75984d3a4138" xlink:href="https://xbrl.fasb.org/us-gaap/2022/elts/us-gaap-2022.xsd#us-gaap_StatementLineItems"/>
    <link:loc xlink:type="locator" xlink:label="loc_us-gaap_OperatingLeaseLeaseIncome_730b31e5-ca50-4ae7-bf49-c19f21248f0d" xlink:href="https://xbrl.fasb.org/us-gaap/2022/elts/us-gaap-2022.xsd#us-gaap_OperatingLeaseLeaseIncome"/>
    <link:definitionArc xlink:arcrole="http://xbrl.org/int/dim/arcrole/domain-member" xlink:from="loc_us-gaap_StatementLineItems_71c685c0-2278-40a9-a42a-75984d3a4138" xlink:to="loc_us-gaap_OperatingLeaseLeaseIncome_730b31e5-ca50-4ae7-bf49-c19f21248f0d" xlink:type="arc" order="0"/>
    <link:loc xlink:type="locator" xlink:label="loc_us-gaap_RevenueFromContractWithCustomerExcludingAssessedTax_f2d6f8a2-4c1b-4ced-86bc-a3b94429dc3d" xlink:href="https://xbrl.fasb.org/us-gaap/2022/elts/us-gaap-2022.xsd#us-gaap_RevenueFromContractWithCustomerExcludingAssessedTax"/>
    <link:definitionArc xlink:arcrole="http://xbrl.org/int/dim/arcrole/domain-member" xlink:from="loc_us-gaap_StatementLineItems_71c685c0-2278-40a9-a42a-75984d3a4138" xlink:to="loc_us-gaap_RevenueFromContractWithCustomerExcludingAssessedTax_f2d6f8a2-4c1b-4ced-86bc-a3b94429dc3d" xlink:type="arc" order="1"/>
    <link:loc xlink:type="locator" xlink:label="loc_us-gaap_Revenues_23218c04-4269-4036-9c23-91f3be279ae3" xlink:href="https://xbrl.fasb.org/us-gaap/2022/elts/us-gaap-2022.xsd#us-gaap_Revenues"/>
    <link:definitionArc xlink:arcrole="http://xbrl.org/int/dim/arcrole/domain-member" xlink:from="loc_us-gaap_StatementLineItems_71c685c0-2278-40a9-a42a-75984d3a4138" xlink:to="loc_us-gaap_Revenues_23218c04-4269-4036-9c23-91f3be279ae3" xlink:type="arc" order="2"/>
    <link:loc xlink:type="locator" xlink:label="loc_us-gaap_CostOfGoodsAndServicesSold_99b6ae8e-44cc-4dc6-860d-88d5ab74e54d" xlink:href="https://xbrl.fasb.org/us-gaap/2022/elts/us-gaap-2022.xsd#us-gaap_CostOfGoodsAndServicesSold"/>
    <link:definitionArc xlink:arcrole="http://xbrl.org/int/dim/arcrole/domain-member" xlink:from="loc_us-gaap_StatementLineItems_71c685c0-2278-40a9-a42a-75984d3a4138" xlink:to="loc_us-gaap_CostOfGoodsAndServicesSold_99b6ae8e-44cc-4dc6-860d-88d5ab74e54d" xlink:type="arc" order="3"/>
    <link:loc xlink:type="locator" xlink:label="loc_us-gaap_SellingGeneralAndAdministrativeExpense_26dfb3df-d7b9-4c72-b35b-3eec170e1339" xlink:href="https://xbrl.fasb.org/us-gaap/2022/elts/us-gaap-2022.xsd#us-gaap_SellingGeneralAndAdministrativeExpense"/>
    <link:definitionArc xlink:arcrole="http://xbrl.org/int/dim/arcrole/domain-member" xlink:from="loc_us-gaap_StatementLineItems_71c685c0-2278-40a9-a42a-75984d3a4138" xlink:to="loc_us-gaap_SellingGeneralAndAdministrativeExpense_26dfb3df-d7b9-4c72-b35b-3eec170e1339" xlink:type="arc" order="4"/>
    <link:loc xlink:type="locator" xlink:label="loc_r_NonOperatingPensionCosts_d42a2dbe-1cdd-4d34-a9b7-669e9a144930" xlink:href="r-20221231.xsd#r_NonOperatingPensionCosts"/>
    <link:definitionArc xlink:arcrole="http://xbrl.org/int/dim/arcrole/domain-member" xlink:from="loc_us-gaap_StatementLineItems_71c685c0-2278-40a9-a42a-75984d3a4138" xlink:to="loc_r_NonOperatingPensionCosts_d42a2dbe-1cdd-4d34-a9b7-669e9a144930" xlink:type="arc" order="5"/>
    <link:loc xlink:type="locator" xlink:label="loc_r_GainLossOnUsedVehiclesNet_c04c35b3-5576-4270-af5f-6900fdf1dc9c" xlink:href="r-20221231.xsd#r_GainLossOnUsedVehiclesNet"/>
    <link:definitionArc xlink:arcrole="http://xbrl.org/int/dim/arcrole/domain-member" xlink:from="loc_us-gaap_StatementLineItems_71c685c0-2278-40a9-a42a-75984d3a4138" xlink:to="loc_r_GainLossOnUsedVehiclesNet_c04c35b3-5576-4270-af5f-6900fdf1dc9c" xlink:type="arc" order="6"/>
    <link:loc xlink:type="locator" xlink:label="loc_us-gaap_InterestExpense_2e51a0ee-ec5e-4ad4-bfc1-5409eaa3ba3d" xlink:href="https://xbrl.fasb.org/us-gaap/2022/elts/us-gaap-2022.xsd#us-gaap_InterestExpense"/>
    <link:definitionArc xlink:arcrole="http://xbrl.org/int/dim/arcrole/domain-member" xlink:from="loc_us-gaap_StatementLineItems_71c685c0-2278-40a9-a42a-75984d3a4138" xlink:to="loc_us-gaap_InterestExpense_2e51a0ee-ec5e-4ad4-bfc1-5409eaa3ba3d" xlink:type="arc" order="7"/>
    <link:loc xlink:type="locator" xlink:label="loc_us-gaap_OtherNonoperatingIncomeExpense_fe48ed62-cde1-4e46-a8e0-b25d5b4fd9d6" xlink:href="https://xbrl.fasb.org/us-gaap/2022/elts/us-gaap-2022.xsd#us-gaap_OtherNonoperatingIncomeExpense"/>
    <link:definitionArc xlink:arcrole="http://xbrl.org/int/dim/arcrole/domain-member" xlink:from="loc_us-gaap_StatementLineItems_71c685c0-2278-40a9-a42a-75984d3a4138" xlink:to="loc_us-gaap_OtherNonoperatingIncomeExpense_fe48ed62-cde1-4e46-a8e0-b25d5b4fd9d6" xlink:type="arc" order="8"/>
    <link:loc xlink:type="locator" xlink:label="loc_r_RestructuringAndOtherChargesRecoveriesNet_aaa1af77-2b51-4a9b-97ff-affb496661f9" xlink:href="r-20221231.xsd#r_RestructuringAndOtherChargesRecoveriesNet"/>
    <link:definitionArc xlink:arcrole="http://xbrl.org/int/dim/arcrole/domain-member" xlink:from="loc_us-gaap_StatementLineItems_71c685c0-2278-40a9-a42a-75984d3a4138" xlink:to="loc_r_RestructuringAndOtherChargesRecoveriesNet_aaa1af77-2b51-4a9b-97ff-affb496661f9" xlink:type="arc" order="9"/>
    <link:loc xlink:type="locator" xlink:label="loc_r_Expenses_c04acb28-eb6e-4484-ad77-c4cfa30118dc" xlink:href="r-20221231.xsd#r_Expenses"/>
    <link:definitionArc xlink:arcrole="http://xbrl.org/int/dim/arcrole/domain-member" xlink:from="loc_us-gaap_StatementLineItems_71c685c0-2278-40a9-a42a-75984d3a4138" xlink:to="loc_r_Expenses_c04acb28-eb6e-4484-ad77-c4cfa30118dc" xlink:type="arc" order="10"/>
    <link:loc xlink:type="locator" xlink:label="loc_us-gaap_IncomeLossFromContinuingOperationsBeforeIncomeTaxesExtraordinaryItemsNoncontrollingInterest_354b954f-825d-4fe9-a0e6-fc05b05c0ffa" xlink:href="https://xbrl.fasb.org/us-gaap/2022/elts/us-gaap-2022.xsd#us-gaap_IncomeLossFromContinuingOperationsBeforeIncomeTaxesExtraordinaryItemsNoncontrollingInterest"/>
    <link:definitionArc xlink:arcrole="http://xbrl.org/int/dim/arcrole/domain-member" xlink:from="loc_us-gaap_StatementLineItems_71c685c0-2278-40a9-a42a-75984d3a4138" xlink:to="loc_us-gaap_IncomeLossFromContinuingOperationsBeforeIncomeTaxesExtraordinaryItemsNoncontrollingInterest_354b954f-825d-4fe9-a0e6-fc05b05c0ffa" xlink:type="arc" order="11"/>
    <link:loc xlink:type="locator" xlink:label="loc_us-gaap_IncomeTaxExpenseBenefit_ebc03a26-c7b3-4292-aeaa-aedd75c74f72" xlink:href="https://xbrl.fasb.org/us-gaap/2022/elts/us-gaap-2022.xsd#us-gaap_IncomeTaxExpenseBenefit"/>
    <link:definitionArc xlink:arcrole="http://xbrl.org/int/dim/arcrole/domain-member" xlink:from="loc_us-gaap_StatementLineItems_71c685c0-2278-40a9-a42a-75984d3a4138" xlink:to="loc_us-gaap_IncomeTaxExpenseBenefit_ebc03a26-c7b3-4292-aeaa-aedd75c74f72" xlink:type="arc" order="12"/>
    <link:loc xlink:type="locator" xlink:label="loc_us-gaap_IncomeLossFromContinuingOperations_bcd06f4c-e464-4d78-bcc6-e9e986414c27" xlink:href="https://xbrl.fasb.org/us-gaap/2022/elts/us-gaap-2022.xsd#us-gaap_IncomeLossFromContinuingOperations"/>
    <link:definitionArc xlink:arcrole="http://xbrl.org/int/dim/arcrole/domain-member" xlink:from="loc_us-gaap_StatementLineItems_71c685c0-2278-40a9-a42a-75984d3a4138" xlink:to="loc_us-gaap_IncomeLossFromContinuingOperations_bcd06f4c-e464-4d78-bcc6-e9e986414c27" xlink:type="arc" order="13"/>
    <link:loc xlink:type="locator" xlink:label="loc_us-gaap_IncomeLossFromDiscontinuedOperationsNetOfTaxAttributableToReportingEntity_b25ed619-61b6-428e-81d0-54e3668be77a" xlink:href="https://xbrl.fasb.org/us-gaap/2022/elts/us-gaap-2022.xsd#us-gaap_IncomeLossFromDiscontinuedOperationsNetOfTaxAttributableToReportingEntity"/>
    <link:definitionArc xlink:arcrole="http://xbrl.org/int/dim/arcrole/domain-member" xlink:from="loc_us-gaap_StatementLineItems_71c685c0-2278-40a9-a42a-75984d3a4138" xlink:to="loc_us-gaap_IncomeLossFromDiscontinuedOperationsNetOfTaxAttributableToReportingEntity_b25ed619-61b6-428e-81d0-54e3668be77a" xlink:type="arc" order="14"/>
    <link:loc xlink:type="locator" xlink:label="loc_us-gaap_NetIncomeLoss_4305cf3f-7eb1-4f9d-9f59-ff45ed7d22d3" xlink:href="https://xbrl.fasb.org/us-gaap/2022/elts/us-gaap-2022.xsd#us-gaap_NetIncomeLoss"/>
    <link:definitionArc xlink:arcrole="http://xbrl.org/int/dim/arcrole/domain-member" xlink:from="loc_us-gaap_StatementLineItems_71c685c0-2278-40a9-a42a-75984d3a4138" xlink:to="loc_us-gaap_NetIncomeLoss_4305cf3f-7eb1-4f9d-9f59-ff45ed7d22d3" xlink:type="arc" order="15"/>
    <link:loc xlink:type="locator" xlink:label="loc_us-gaap_EarningsPerShareBasicAbstract_1fb4b754-0007-40d7-8004-68340dff3b97" xlink:href="https://xbrl.fasb.org/us-gaap/2022/elts/us-gaap-2022.xsd#us-gaap_EarningsPerShareBasicAbstract"/>
    <link:definitionArc xlink:arcrole="http://xbrl.org/int/dim/arcrole/domain-member" xlink:from="loc_us-gaap_StatementLineItems_71c685c0-2278-40a9-a42a-75984d3a4138" xlink:to="loc_us-gaap_EarningsPerShareBasicAbstract_1fb4b754-0007-40d7-8004-68340dff3b97" xlink:type="arc" order="16"/>
    <link:loc xlink:type="locator" xlink:label="loc_us-gaap_IncomeLossFromContinuingOperationsPerBasicShare_a98dba03-c61e-47fd-a148-ddb8aadf1512" xlink:href="https://xbrl.fasb.org/us-gaap/2022/elts/us-gaap-2022.xsd#us-gaap_IncomeLossFromContinuingOperationsPerBasicShare"/>
    <link:definitionArc xlink:arcrole="http://xbrl.org/int/dim/arcrole/domain-member" xlink:from="loc_us-gaap_EarningsPerShareBasicAbstract_1fb4b754-0007-40d7-8004-68340dff3b97" xlink:to="loc_us-gaap_IncomeLossFromContinuingOperationsPerBasicShare_a98dba03-c61e-47fd-a148-ddb8aadf1512" xlink:type="arc" order="1"/>
    <link:loc xlink:type="locator" xlink:label="loc_us-gaap_IncomeLossFromDiscontinuedOperationsNetOfTaxPerBasicShare_a98170b3-c8e4-4fa7-95d8-b3c9aa79ed39" xlink:href="https://xbrl.fasb.org/us-gaap/2022/elts/us-gaap-2022.xsd#us-gaap_IncomeLossFromDiscontinuedOperationsNetOfTaxPerBasicShare"/>
    <link:definitionArc xlink:arcrole="http://xbrl.org/int/dim/arcrole/domain-member" xlink:from="loc_us-gaap_EarningsPerShareBasicAbstract_1fb4b754-0007-40d7-8004-68340dff3b97" xlink:to="loc_us-gaap_IncomeLossFromDiscontinuedOperationsNetOfTaxPerBasicShare_a98170b3-c8e4-4fa7-95d8-b3c9aa79ed39" xlink:type="arc" order="2"/>
    <link:loc xlink:type="locator" xlink:label="loc_us-gaap_EarningsPerShareBasic_1f059887-98fc-40ce-ae53-92479252ff80" xlink:href="https://xbrl.fasb.org/us-gaap/2022/elts/us-gaap-2022.xsd#us-gaap_EarningsPerShareBasic"/>
    <link:definitionArc xlink:arcrole="http://xbrl.org/int/dim/arcrole/domain-member" xlink:from="loc_us-gaap_EarningsPerShareBasicAbstract_1fb4b754-0007-40d7-8004-68340dff3b97" xlink:to="loc_us-gaap_EarningsPerShareBasic_1f059887-98fc-40ce-ae53-92479252ff80" xlink:type="arc" order="3"/>
    <link:loc xlink:type="locator" xlink:label="loc_us-gaap_EarningsPerShareDilutedAbstract_d00e2cc8-17e3-473a-b313-2efcd12dcb47" xlink:href="https://xbrl.fasb.org/us-gaap/2022/elts/us-gaap-2022.xsd#us-gaap_EarningsPerShareDilutedAbstract"/>
    <link:definitionArc xlink:arcrole="http://xbrl.org/int/dim/arcrole/domain-member" xlink:from="loc_us-gaap_StatementLineItems_71c685c0-2278-40a9-a42a-75984d3a4138" xlink:to="loc_us-gaap_EarningsPerShareDilutedAbstract_d00e2cc8-17e3-473a-b313-2efcd12dcb47" xlink:type="arc" order="17"/>
    <link:loc xlink:type="locator" xlink:label="loc_us-gaap_IncomeLossFromContinuingOperationsPerDilutedShare_7649a21a-96f9-4664-a3a3-244dc9c5d8af" xlink:href="https://xbrl.fasb.org/us-gaap/2022/elts/us-gaap-2022.xsd#us-gaap_IncomeLossFromContinuingOperationsPerDilutedShare"/>
    <link:definitionArc xlink:arcrole="http://xbrl.org/int/dim/arcrole/domain-member" xlink:from="loc_us-gaap_EarningsPerShareDilutedAbstract_d00e2cc8-17e3-473a-b313-2efcd12dcb47" xlink:to="loc_us-gaap_IncomeLossFromContinuingOperationsPerDilutedShare_7649a21a-96f9-4664-a3a3-244dc9c5d8af" xlink:type="arc" order="1"/>
    <link:loc xlink:type="locator" xlink:label="loc_us-gaap_IncomeLossFromDiscontinuedOperationsNetOfTaxPerDilutedShare_f1ba804a-c095-45e1-a19a-08172e8af6f9" xlink:href="https://xbrl.fasb.org/us-gaap/2022/elts/us-gaap-2022.xsd#us-gaap_IncomeLossFromDiscontinuedOperationsNetOfTaxPerDilutedShare"/>
    <link:definitionArc xlink:arcrole="http://xbrl.org/int/dim/arcrole/domain-member" xlink:from="loc_us-gaap_EarningsPerShareDilutedAbstract_d00e2cc8-17e3-473a-b313-2efcd12dcb47" xlink:to="loc_us-gaap_IncomeLossFromDiscontinuedOperationsNetOfTaxPerDilutedShare_f1ba804a-c095-45e1-a19a-08172e8af6f9" xlink:type="arc" order="2"/>
    <link:loc xlink:type="locator" xlink:label="loc_us-gaap_EarningsPerShareDiluted_c1c85f27-0303-41e3-b098-8a51e7e7386f" xlink:href="https://xbrl.fasb.org/us-gaap/2022/elts/us-gaap-2022.xsd#us-gaap_EarningsPerShareDiluted"/>
    <link:definitionArc xlink:arcrole="http://xbrl.org/int/dim/arcrole/domain-member" xlink:from="loc_us-gaap_EarningsPerShareDilutedAbstract_d00e2cc8-17e3-473a-b313-2efcd12dcb47" xlink:to="loc_us-gaap_EarningsPerShareDiluted_c1c85f27-0303-41e3-b098-8a51e7e7386f" xlink:type="arc" order="3"/>
    <link:loc xlink:type="locator" xlink:label="loc_us-gaap_StatementTable_1dab383f-ba26-4311-b2fd-174e3fa1c15d" xlink:href="https://xbrl.fasb.org/us-gaap/2022/elts/us-gaap-2022.xsd#us-gaap_StatementTable"/>
    <link:definitionArc xlink:arcrole="http://xbrl.org/int/dim/arcrole/all" xlink:from="loc_us-gaap_StatementLineItems_71c685c0-2278-40a9-a42a-75984d3a4138" xlink:to="loc_us-gaap_StatementTable_1dab383f-ba26-4311-b2fd-174e3fa1c15d" xlink:type="arc" order="1" xbrldt:closed="true" xbrldt:contextElement="segment"/>
    <link:loc xlink:type="locator" xlink:label="loc_srt_ProductOrServiceAxis_569d7df6-3341-4cc6-9384-402ab0b34665" xlink:href="https://xbrl.fasb.org/srt/2022/elts/srt-2022.xsd#srt_ProductOrServiceAxis"/>
    <link:definitionArc xlink:arcrole="http://xbrl.org/int/dim/arcrole/hypercube-dimension" xlink:from="loc_us-gaap_StatementTable_1dab383f-ba26-4311-b2fd-174e3fa1c15d" xlink:to="loc_srt_ProductOrServiceAxis_569d7df6-3341-4cc6-9384-402ab0b34665" xlink:type="arc" order="1"/>
    <link:loc xlink:type="locator" xlink:label="loc_srt_ProductsAndServicesDomain_569d7df6-3341-4cc6-9384-402ab0b34665_default" xlink:href="https://xbrl.fasb.org/srt/2022/elts/srt-2022.xsd#srt_ProductsAndServicesDomain"/>
    <link:definitionArc xlink:arcrole="http://xbrl.org/int/dim/arcrole/dimension-default" xlink:from="loc_srt_ProductOrServiceAxis_569d7df6-3341-4cc6-9384-402ab0b34665" xlink:to="loc_srt_ProductsAndServicesDomain_569d7df6-3341-4cc6-9384-402ab0b34665_default" xlink:type="arc" order="1"/>
    <link:loc xlink:type="locator" xlink:label="loc_srt_ProductsAndServicesDomain_6bf1ca56-c957-467b-8a19-699c4fbefa4e" xlink:href="https://xbrl.fasb.org/srt/2022/elts/srt-2022.xsd#srt_ProductsAndServicesDomain"/>
    <link:definitionArc xlink:arcrole="http://xbrl.org/int/dim/arcrole/dimension-domain" xlink:from="loc_srt_ProductOrServiceAxis_569d7df6-3341-4cc6-9384-402ab0b34665" xlink:to="loc_srt_ProductsAndServicesDomain_6bf1ca56-c957-467b-8a19-699c4fbefa4e" xlink:type="arc" order="1"/>
    <link:loc xlink:type="locator" xlink:label="loc_us-gaap_ServiceMember_6759208c-1661-461c-b4fc-71342ee77366" xlink:href="https://xbrl.fasb.org/us-gaap/2022/elts/us-gaap-2022.xsd#us-gaap_ServiceMember"/>
    <link:definitionArc xlink:arcrole="http://xbrl.org/int/dim/arcrole/domain-member" xlink:from="loc_srt_ProductsAndServicesDomain_6bf1ca56-c957-467b-8a19-699c4fbefa4e" xlink:to="loc_us-gaap_ServiceMember_6759208c-1661-461c-b4fc-71342ee77366" xlink:type="arc" order="0"/>
    <link:loc xlink:type="locator" xlink:label="loc_r_FuelServicesMember_ae97d5f6-0451-4df3-a781-fd4b76709a44" xlink:href="r-20221231.xsd#r_FuelServicesMember"/>
    <link:definitionArc xlink:arcrole="http://xbrl.org/int/dim/arcrole/domain-member" xlink:from="loc_srt_ProductsAndServicesDomain_6bf1ca56-c957-467b-8a19-699c4fbefa4e" xlink:to="loc_r_FuelServicesMember_ae97d5f6-0451-4df3-a781-fd4b76709a44" xlink:type="arc" order="1"/>
    <link:loc xlink:type="locator" xlink:label="loc_r_LeaseandRentalMember_df608ee8-3816-46d1-b95e-2eec23d5b937" xlink:href="r-20221231.xsd#r_LeaseandRentalMember"/>
    <link:definitionArc xlink:arcrole="http://xbrl.org/int/dim/arcrole/domain-member" xlink:from="loc_srt_ProductsAndServicesDomain_6bf1ca56-c957-467b-8a19-699c4fbefa4e" xlink:to="loc_r_LeaseandRentalMember_df608ee8-3816-46d1-b95e-2eec23d5b937" xlink:type="arc" order="2"/>
  </link:definitionLink>
  <link:roleRef roleURI="http://www.ryder.com/role/CONSOLIDATEDSTATEMENTSOFSHAREHOLDERSEQUITY" xlink:type="simple" xlink:href="r-20221231.xsd#CONSOLIDATEDSTATEMENTSOFSHAREHOLDERSEQUITY"/>
  <link:definitionLink xlink:role="http://www.ryder.com/role/CONSOLIDATEDSTATEMENTSOFSHAREHOLDERSEQUITY" xlink:type="extended" id="iaf7339e6bd9a441a9e60985002a12fdb_CONSOLIDATEDSTATEMENTSOFSHAREHOLDERSEQUITY">
    <link:loc xlink:type="locator" xlink:label="loc_us-gaap_StatementLineItems_b0a8b783-91a1-4c28-8cc2-4081b3246cc4" xlink:href="https://xbrl.fasb.org/us-gaap/2022/elts/us-gaap-2022.xsd#us-gaap_StatementLineItems"/>
    <link:loc xlink:type="locator" xlink:label="loc_us-gaap_IncreaseDecreaseInStockholdersEquityRollForward_a00557d8-7798-407d-bcbe-24671e40adb5" xlink:href="https://xbrl.fasb.org/us-gaap/2022/elts/us-gaap-2022.xsd#us-gaap_IncreaseDecreaseInStockholdersEquityRollForward"/>
    <link:definitionArc xlink:arcrole="http://xbrl.org/int/dim/arcrole/domain-member" xlink:from="loc_us-gaap_StatementLineItems_b0a8b783-91a1-4c28-8cc2-4081b3246cc4" xlink:to="loc_us-gaap_IncreaseDecreaseInStockholdersEquityRollForward_a00557d8-7798-407d-bcbe-24671e40adb5" xlink:type="arc" order="0"/>
    <link:loc xlink:type="locator" xlink:label="loc_us-gaap_StockholdersEquity_4f06fca3-e453-446b-b29c-54d428c7c439" xlink:href="https://xbrl.fasb.org/us-gaap/2022/elts/us-gaap-2022.xsd#us-gaap_StockholdersEquity"/>
    <link:definitionArc xlink:arcrole="http://xbrl.org/int/dim/arcrole/domain-member" xlink:from="loc_us-gaap_IncreaseDecreaseInStockholdersEquityRollForward_a00557d8-7798-407d-bcbe-24671e40adb5" xlink:to="loc_us-gaap_StockholdersEquity_4f06fca3-e453-446b-b29c-54d428c7c439" xlink:type="arc" order="1"/>
    <link:loc xlink:type="locator" xlink:label="loc_us-gaap_CommonStockSharesOutstanding_ef4bdcab-013a-4b05-bdfd-89f22a71bd17" xlink:href="https://xbrl.fasb.org/us-gaap/2022/elts/us-gaap-2022.xsd#us-gaap_CommonStockSharesOutstanding"/>
    <link:definitionArc xlink:arcrole="http://xbrl.org/int/dim/arcrole/domain-member" xlink:from="loc_us-gaap_IncreaseDecreaseInStockholdersEquityRollForward_a00557d8-7798-407d-bcbe-24671e40adb5" xlink:to="loc_us-gaap_CommonStockSharesOutstanding_ef4bdcab-013a-4b05-bdfd-89f22a71bd17" xlink:type="arc" order="2"/>
    <link:loc xlink:type="locator" xlink:label="loc_us-gaap_ComprehensiveIncomeNetOfTax_da79d87b-bf80-4b5d-ba4a-ed76dba9d85a" xlink:href="https://xbrl.fasb.org/us-gaap/2022/elts/us-gaap-2022.xsd#us-gaap_ComprehensiveIncomeNetOfTax"/>
    <link:definitionArc xlink:arcrole="http://xbrl.org/int/dim/arcrole/domain-member" xlink:from="loc_us-gaap_IncreaseDecreaseInStockholdersEquityRollForward_a00557d8-7798-407d-bcbe-24671e40adb5" xlink:to="loc_us-gaap_ComprehensiveIncomeNetOfTax_da79d87b-bf80-4b5d-ba4a-ed76dba9d85a" xlink:type="arc" order="3"/>
    <link:loc xlink:type="locator" xlink:label="loc_us-gaap_DividendsCommonStockCash_c93facbf-01c9-4582-b318-2a08e5e27b53" xlink:href="https://xbrl.fasb.org/us-gaap/2022/elts/us-gaap-2022.xsd#us-gaap_DividendsCommonStockCash"/>
    <link:definitionArc xlink:arcrole="http://xbrl.org/int/dim/arcrole/domain-member" xlink:from="loc_us-gaap_IncreaseDecreaseInStockholdersEquityRollForward_a00557d8-7798-407d-bcbe-24671e40adb5" xlink:to="loc_us-gaap_DividendsCommonStockCash_c93facbf-01c9-4582-b318-2a08e5e27b53" xlink:type="arc" order="4"/>
    <link:loc xlink:type="locator" xlink:label="loc_us-gaap_StockIssuedDuringPeriodSharesShareBasedCompensation_11a77080-420a-41c2-8477-f7abcbf69689" xlink:href="https://xbrl.fasb.org/us-gaap/2022/elts/us-gaap-2022.xsd#us-gaap_StockIssuedDuringPeriodSharesShareBasedCompensation"/>
    <link:definitionArc xlink:arcrole="http://xbrl.org/int/dim/arcrole/domain-member" xlink:from="loc_us-gaap_IncreaseDecreaseInStockholdersEquityRollForward_a00557d8-7798-407d-bcbe-24671e40adb5" xlink:to="loc_us-gaap_StockIssuedDuringPeriodSharesShareBasedCompensation_11a77080-420a-41c2-8477-f7abcbf69689" xlink:type="arc" order="5"/>
    <link:loc xlink:type="locator" xlink:label="loc_us-gaap_StockIssuedDuringPeriodValueShareBasedCompensation_a485128c-b97e-4930-b618-165f82a11bee" xlink:href="https://xbrl.fasb.org/us-gaap/2022/elts/us-gaap-2022.xsd#us-gaap_StockIssuedDuringPeriodValueShareBasedCompensation"/>
    <link:definitionArc xlink:arcrole="http://xbrl.org/int/dim/arcrole/domain-member" xlink:from="loc_us-gaap_IncreaseDecreaseInStockholdersEquityRollForward_a00557d8-7798-407d-bcbe-24671e40adb5" xlink:to="loc_us-gaap_StockIssuedDuringPeriodValueShareBasedCompensation_a485128c-b97e-4930-b618-165f82a11bee" xlink:type="arc" order="6"/>
    <link:loc xlink:type="locator" xlink:label="loc_us-gaap_StockRepurchasedAndRetiredDuringPeriodShares_c0e410d5-2263-4f95-95f8-d8274a710247" xlink:href="https://xbrl.fasb.org/us-gaap/2022/elts/us-gaap-2022.xsd#us-gaap_StockRepurchasedAndRetiredDuringPeriodShares"/>
    <link:definitionArc xlink:arcrole="http://xbrl.org/int/dim/arcrole/domain-member" xlink:from="loc_us-gaap_IncreaseDecreaseInStockholdersEquityRollForward_a00557d8-7798-407d-bcbe-24671e40adb5" xlink:to="loc_us-gaap_StockRepurchasedAndRetiredDuringPeriodShares_c0e410d5-2263-4f95-95f8-d8274a710247" xlink:type="arc" order="7"/>
    <link:loc xlink:type="locator" xlink:label="loc_us-gaap_StockRepurchasedAndRetiredDuringPeriodValue_cc9c215c-a068-4482-8036-4e8898fa1de2" xlink:href="https://xbrl.fasb.org/us-gaap/2022/elts/us-gaap-2022.xsd#us-gaap_StockRepurchasedAndRetiredDuringPeriodValue"/>
    <link:definitionArc xlink:arcrole="http://xbrl.org/int/dim/arcrole/domain-member" xlink:from="loc_us-gaap_IncreaseDecreaseInStockholdersEquityRollForward_a00557d8-7798-407d-bcbe-24671e40adb5" xlink:to="loc_us-gaap_StockRepurchasedAndRetiredDuringPeriodValue_cc9c215c-a068-4482-8036-4e8898fa1de2" xlink:type="arc" order="8"/>
    <link:loc xlink:type="locator" xlink:label="loc_us-gaap_AdjustmentsToAdditionalPaidInCapitalSharebasedCompensationRequisiteServicePeriodRecognitionValue_1d81f759-117d-4017-8e2d-be9a0ae5bf85" xlink:href="https://xbrl.fasb.org/us-gaap/2022/elts/us-gaap-2022.xsd#us-gaap_AdjustmentsToAdditionalPaidInCapitalSharebasedCompensationRequisiteServicePeriodRecognitionValue"/>
    <link:definitionArc xlink:arcrole="http://xbrl.org/int/dim/arcrole/domain-member" xlink:from="loc_us-gaap_IncreaseDecreaseInStockholdersEquityRollForward_a00557d8-7798-407d-bcbe-24671e40adb5" xlink:to="loc_us-gaap_AdjustmentsToAdditionalPaidInCapitalSharebasedCompensationRequisiteServicePeriodRecognitionValue_1d81f759-117d-4017-8e2d-be9a0ae5bf85" xlink:type="arc" order="9"/>
    <link:loc xlink:type="locator" xlink:label="loc_us-gaap_StockholdersEquity_6776d229-d11a-45aa-88c1-13a34bbe5c3a" xlink:href="https://xbrl.fasb.org/us-gaap/2022/elts/us-gaap-2022.xsd#us-gaap_StockholdersEquity"/>
    <link:loc xlink:type="locator" xlink:label="loc_us-gaap_CommonStockSharesOutstanding_d431ab41-ef83-4e03-b1c6-514d2171c244" xlink:href="https://xbrl.fasb.org/us-gaap/2022/elts/us-gaap-2022.xsd#us-gaap_CommonStockSharesOutstanding"/>
    <link:loc xlink:type="locator" xlink:label="loc_us-gaap_StatementTable_f5c0f216-94c1-4bbe-ba33-8354cda53918" xlink:href="https://xbrl.fasb.org/us-gaap/2022/elts/us-gaap-2022.xsd#us-gaap_StatementTable"/>
    <link:definitionArc xlink:arcrole="http://xbrl.org/int/dim/arcrole/all" xlink:from="loc_us-gaap_StatementLineItems_b0a8b783-91a1-4c28-8cc2-4081b3246cc4" xlink:to="loc_us-gaap_StatementTable_f5c0f216-94c1-4bbe-ba33-8354cda53918" xlink:type="arc" order="1" xbrldt:closed="true" xbrldt:contextElement="segment"/>
    <link:loc xlink:type="locator" xlink:label="loc_us-gaap_StatementEquityComponentsAxis_758b508a-8885-41b3-a5b4-180af2c9c89d" xlink:href="https://xbrl.fasb.org/us-gaap/2022/elts/us-gaap-2022.xsd#us-gaap_StatementEquityComponentsAxis"/>
    <link:definitionArc xlink:arcrole="http://xbrl.org/int/dim/arcrole/hypercube-dimension" xlink:from="loc_us-gaap_StatementTable_f5c0f216-94c1-4bbe-ba33-8354cda53918" xlink:to="loc_us-gaap_StatementEquityComponentsAxis_758b508a-8885-41b3-a5b4-180af2c9c89d" xlink:type="arc" order="1"/>
    <link:loc xlink:type="locator" xlink:label="loc_us-gaap_EquityComponentDomain_758b508a-8885-41b3-a5b4-180af2c9c89d_default" xlink:href="https://xbrl.fasb.org/us-gaap/2022/elts/us-gaap-2022.xsd#us-gaap_EquityComponentDomain"/>
    <link:definitionArc xlink:arcrole="http://xbrl.org/int/dim/arcrole/dimension-default" xlink:from="loc_us-gaap_StatementEquityComponentsAxis_758b508a-8885-41b3-a5b4-180af2c9c89d" xlink:to="loc_us-gaap_EquityComponentDomain_758b508a-8885-41b3-a5b4-180af2c9c89d_default" xlink:type="arc" order="1"/>
    <link:loc xlink:type="locator" xlink:label="loc_us-gaap_EquityComponentDomain_e205a3f2-4706-44e7-b11c-e841955312c4" xlink:href="https://xbrl.fasb.org/us-gaap/2022/elts/us-gaap-2022.xsd#us-gaap_EquityComponentDomain"/>
    <link:definitionArc xlink:arcrole="http://xbrl.org/int/dim/arcrole/dimension-domain" xlink:from="loc_us-gaap_StatementEquityComponentsAxis_758b508a-8885-41b3-a5b4-180af2c9c89d" xlink:to="loc_us-gaap_EquityComponentDomain_e205a3f2-4706-44e7-b11c-e841955312c4" xlink:type="arc" order="1"/>
    <link:loc xlink:type="locator" xlink:label="loc_us-gaap_PreferredStockMember_e2e069af-dc5f-48c1-add6-1a8c58a30fc7" xlink:href="https://xbrl.fasb.org/us-gaap/2022/elts/us-gaap-2022.xsd#us-gaap_PreferredStockMember"/>
    <link:definitionArc xlink:arcrole="http://xbrl.org/int/dim/arcrole/domain-member" xlink:from="loc_us-gaap_EquityComponentDomain_e205a3f2-4706-44e7-b11c-e841955312c4" xlink:to="loc_us-gaap_PreferredStockMember_e2e069af-dc5f-48c1-add6-1a8c58a30fc7" xlink:type="arc" order="0"/>
    <link:loc xlink:type="locator" xlink:label="loc_us-gaap_CommonStockMember_686fd476-8172-4f6c-9f86-c79eb475bd8b" xlink:href="https://xbrl.fasb.org/us-gaap/2022/elts/us-gaap-2022.xsd#us-gaap_CommonStockMember"/>
    <link:definitionArc xlink:arcrole="http://xbrl.org/int/dim/arcrole/domain-member" xlink:from="loc_us-gaap_EquityComponentDomain_e205a3f2-4706-44e7-b11c-e841955312c4" xlink:to="loc_us-gaap_CommonStockMember_686fd476-8172-4f6c-9f86-c79eb475bd8b" xlink:type="arc" order="1"/>
    <link:loc xlink:type="locator" xlink:label="loc_us-gaap_AdditionalPaidInCapitalMember_a0cc4cce-d13d-406c-8c76-4c78b05522fa" xlink:href="https://xbrl.fasb.org/us-gaap/2022/elts/us-gaap-2022.xsd#us-gaap_AdditionalPaidInCapitalMember"/>
    <link:definitionArc xlink:arcrole="http://xbrl.org/int/dim/arcrole/domain-member" xlink:from="loc_us-gaap_EquityComponentDomain_e205a3f2-4706-44e7-b11c-e841955312c4" xlink:to="loc_us-gaap_AdditionalPaidInCapitalMember_a0cc4cce-d13d-406c-8c76-4c78b05522fa" xlink:type="arc" order="2"/>
    <link:loc xlink:type="locator" xlink:label="loc_us-gaap_RetainedEarningsMember_b80b7ebc-e69a-4123-9622-2667cf0942fc" xlink:href="https://xbrl.fasb.org/us-gaap/2022/elts/us-gaap-2022.xsd#us-gaap_RetainedEarningsMember"/>
    <link:definitionArc xlink:arcrole="http://xbrl.org/int/dim/arcrole/domain-member" xlink:from="loc_us-gaap_EquityComponentDomain_e205a3f2-4706-44e7-b11c-e841955312c4" xlink:to="loc_us-gaap_RetainedEarningsMember_b80b7ebc-e69a-4123-9622-2667cf0942fc" xlink:type="arc" order="3"/>
    <link:loc xlink:type="locator" xlink:label="loc_us-gaap_AccumulatedOtherComprehensiveIncomeMember_02bd9c37-b8c7-4377-9a0e-16c49d555224" xlink:href="https://xbrl.fasb.org/us-gaap/2022/elts/us-gaap-2022.xsd#us-gaap_AccumulatedOtherComprehensiveIncomeMember"/>
    <link:definitionArc xlink:arcrole="http://xbrl.org/int/dim/arcrole/domain-member" xlink:from="loc_us-gaap_EquityComponentDomain_e205a3f2-4706-44e7-b11c-e841955312c4" xlink:to="loc_us-gaap_AccumulatedOtherComprehensiveIncomeMember_02bd9c37-b8c7-4377-9a0e-16c49d555224" xlink:type="arc" order="4"/>
    <link:loc xlink:type="locator" xlink:label="loc_srt_CumulativeEffectPeriodOfAdoptionAxis_63c5fb3c-f480-4249-9858-9c135bf55a11" xlink:href="https://xbrl.fasb.org/srt/2022/elts/srt-2022.xsd#srt_CumulativeEffectPeriodOfAdoptionAxis"/>
    <link:definitionArc xlink:arcrole="http://xbrl.org/int/dim/arcrole/hypercube-dimension" xlink:from="loc_us-gaap_StatementTable_f5c0f216-94c1-4bbe-ba33-8354cda53918" xlink:to="loc_srt_CumulativeEffectPeriodOfAdoptionAxis_63c5fb3c-f480-4249-9858-9c135bf55a11" xlink:type="arc" order="2"/>
    <link:loc xlink:type="locator" xlink:label="loc_srt_CumulativeEffectPeriodOfAdoptionDomain_63c5fb3c-f480-4249-9858-9c135bf55a11_default" xlink:href="https://xbrl.fasb.org/srt/2022/elts/srt-2022.xsd#srt_CumulativeEffectPeriodOfAdoptionDomain"/>
    <link:definitionArc xlink:arcrole="http://xbrl.org/int/dim/arcrole/dimension-default" xlink:from="loc_srt_CumulativeEffectPeriodOfAdoptionAxis_63c5fb3c-f480-4249-9858-9c135bf55a11" xlink:to="loc_srt_CumulativeEffectPeriodOfAdoptionDomain_63c5fb3c-f480-4249-9858-9c135bf55a11_default" xlink:type="arc" order="1"/>
    <link:loc xlink:type="locator" xlink:label="loc_srt_CumulativeEffectPeriodOfAdoptionDomain_82ad9a0d-8def-42e7-b556-c6b2aabe2ad9" xlink:href="https://xbrl.fasb.org/srt/2022/elts/srt-2022.xsd#srt_CumulativeEffectPeriodOfAdoptionDomain"/>
    <link:definitionArc xlink:arcrole="http://xbrl.org/int/dim/arcrole/dimension-domain" xlink:from="loc_srt_CumulativeEffectPeriodOfAdoptionAxis_63c5fb3c-f480-4249-9858-9c135bf55a11" xlink:to="loc_srt_CumulativeEffectPeriodOfAdoptionDomain_82ad9a0d-8def-42e7-b556-c6b2aabe2ad9" xlink:type="arc" order="1"/>
    <link:loc xlink:type="locator" xlink:label="loc_srt_CumulativeEffectPeriodOfAdoptionAdjustmentMember_59145a77-5ae9-42d4-87f0-642bfb51b778" xlink:href="https://xbrl.fasb.org/srt/2022/elts/srt-2022.xsd#srt_CumulativeEffectPeriodOfAdoptionAdjustmentMember"/>
    <link:definitionArc xlink:arcrole="http://xbrl.org/int/dim/arcrole/domain-member" xlink:from="loc_srt_CumulativeEffectPeriodOfAdoptionDomain_82ad9a0d-8def-42e7-b556-c6b2aabe2ad9" xlink:to="loc_srt_CumulativeEffectPeriodOfAdoptionAdjustmentMember_59145a77-5ae9-42d4-87f0-642bfb51b778" xlink:type="arc" order="0"/>
  </link:definitionLink>
  <link:roleRef roleURI="http://www.ryder.com/role/SUMMARYOFSIGNIFICANTACCOUNTINGPOLICIESDetails" xlink:type="simple" xlink:href="r-20221231.xsd#SUMMARYOFSIGNIFICANTACCOUNTINGPOLICIESDetails"/>
  <link:definitionLink xlink:role="http://www.ryder.com/role/SUMMARYOFSIGNIFICANTACCOUNTINGPOLICIESDetails" xlink:type="extended" id="i62c7361fc5194063a8766ca291aab0e6_SUMMARYOFSIGNIFICANTACCOUNTINGPOLICIESDetails">
    <link:loc xlink:type="locator" xlink:label="loc_us-gaap_DisaggregationOfRevenueLineItems_7c26d74e-bd89-43b5-bfc0-3c7f42858926" xlink:href="https://xbrl.fasb.org/us-gaap/2022/elts/us-gaap-2022.xsd#us-gaap_DisaggregationOfRevenueLineItems"/>
    <link:loc xlink:type="locator" xlink:label="loc_us-gaap_NumberOfReportableSegments_370c0af4-96b6-4198-ad21-1e30757c07f7" xlink:href="https://xbrl.fasb.org/us-gaap/2022/elts/us-gaap-2022.xsd#us-gaap_NumberOfReportableSegments"/>
    <link:definitionArc xlink:arcrole="http://xbrl.org/int/dim/arcrole/domain-member" xlink:from="loc_us-gaap_DisaggregationOfRevenueLineItems_7c26d74e-bd89-43b5-bfc0-3c7f42858926" xlink:to="loc_us-gaap_NumberOfReportableSegments_370c0af4-96b6-4198-ad21-1e30757c07f7" xlink:type="arc" order="0"/>
    <link:loc xlink:type="locator" xlink:label="loc_r_ContractWithCustomerTermOfMaintenanceContract_8e58f1c1-bc19-4f8d-94dd-d4eccce08dde" xlink:href="r-20221231.xsd#r_ContractWithCustomerTermOfMaintenanceContract"/>
    <link:definitionArc xlink:arcrole="http://xbrl.org/int/dim/arcrole/domain-member" xlink:from="loc_us-gaap_DisaggregationOfRevenueLineItems_7c26d74e-bd89-43b5-bfc0-3c7f42858926" xlink:to="loc_r_ContractWithCustomerTermOfMaintenanceContract_8e58f1c1-bc19-4f8d-94dd-d4eccce08dde" xlink:type="arc" order="1"/>
    <link:loc xlink:type="locator" xlink:label="loc_us-gaap_CapitalizedContractCostAmortizationPeriod_740d5d01-5e5d-41a5-9e39-5795a7829262" xlink:href="https://xbrl.fasb.org/us-gaap/2022/elts/us-gaap-2022.xsd#us-gaap_CapitalizedContractCostAmortizationPeriod"/>
    <link:definitionArc xlink:arcrole="http://xbrl.org/int/dim/arcrole/domain-member" xlink:from="loc_us-gaap_DisaggregationOfRevenueLineItems_7c26d74e-bd89-43b5-bfc0-3c7f42858926" xlink:to="loc_us-gaap_CapitalizedContractCostAmortizationPeriod_740d5d01-5e5d-41a5-9e39-5795a7829262" xlink:type="arc" order="2"/>
    <link:loc xlink:type="locator" xlink:label="loc_r_TradeAccountsReceivablePaymentTerm_d8e856b1-ade6-4cdd-a55f-a0ced1c6bcd3" xlink:href="r-20221231.xsd#r_TradeAccountsReceivablePaymentTerm"/>
    <link:definitionArc xlink:arcrole="http://xbrl.org/int/dim/arcrole/domain-member" xlink:from="loc_us-gaap_DisaggregationOfRevenueLineItems_7c26d74e-bd89-43b5-bfc0-3c7f42858926" xlink:to="loc_r_TradeAccountsReceivablePaymentTerm_d8e856b1-ade6-4cdd-a55f-a0ced1c6bcd3" xlink:type="arc" order="3"/>
    <link:loc xlink:type="locator" xlink:label="loc_us-gaap_LessorOperatingLeaseTermOfContract_72493c85-335f-458d-a8bf-6bee823a00a5" xlink:href="https://xbrl.fasb.org/us-gaap/2022/elts/us-gaap-2022.xsd#us-gaap_LessorOperatingLeaseTermOfContract"/>
    <link:definitionArc xlink:arcrole="http://xbrl.org/int/dim/arcrole/domain-member" xlink:from="loc_us-gaap_DisaggregationOfRevenueLineItems_7c26d74e-bd89-43b5-bfc0-3c7f42858926" xlink:to="loc_us-gaap_LessorOperatingLeaseTermOfContract_72493c85-335f-458d-a8bf-6bee823a00a5" xlink:type="arc" order="4"/>
    <link:loc xlink:type="locator" xlink:label="loc_us-gaap_OperatingLeaseRightOfUseAssetStatementOfFinancialPositionExtensibleList_54c6e32b-cb00-44b4-b90b-b39777058220" xlink:href="https://xbrl.fasb.org/us-gaap/2022/elts/us-gaap-2022.xsd#us-gaap_OperatingLeaseRightOfUseAssetStatementOfFinancialPositionExtensibleList"/>
    <link:definitionArc xlink:arcrole="http://xbrl.org/int/dim/arcrole/domain-member" xlink:from="loc_us-gaap_DisaggregationOfRevenueLineItems_7c26d74e-bd89-43b5-bfc0-3c7f42858926" xlink:to="loc_us-gaap_OperatingLeaseRightOfUseAssetStatementOfFinancialPositionExtensibleList_54c6e32b-cb00-44b4-b90b-b39777058220" xlink:type="arc" order="5"/>
    <link:loc xlink:type="locator" xlink:label="loc_us-gaap_FinanceLeaseRightOfUseAssetStatementOfFinancialPositionExtensibleList_dafefe86-0df3-4c18-839d-02181830671a" xlink:href="https://xbrl.fasb.org/us-gaap/2022/elts/us-gaap-2022.xsd#us-gaap_FinanceLeaseRightOfUseAssetStatementOfFinancialPositionExtensibleList"/>
    <link:definitionArc xlink:arcrole="http://xbrl.org/int/dim/arcrole/domain-member" xlink:from="loc_us-gaap_DisaggregationOfRevenueLineItems_7c26d74e-bd89-43b5-bfc0-3c7f42858926" xlink:to="loc_us-gaap_FinanceLeaseRightOfUseAssetStatementOfFinancialPositionExtensibleList_dafefe86-0df3-4c18-839d-02181830671a" xlink:type="arc" order="6"/>
    <link:loc xlink:type="locator" xlink:label="loc_us-gaap_OperatingLeaseLiabilityCurrentStatementOfFinancialPositionExtensibleList_15d193c2-b96a-457f-9474-6ceacfb50c47" xlink:href="https://xbrl.fasb.org/us-gaap/2022/elts/us-gaap-2022.xsd#us-gaap_OperatingLeaseLiabilityCurrentStatementOfFinancialPositionExtensibleList"/>
    <link:definitionArc xlink:arcrole="http://xbrl.org/int/dim/arcrole/domain-member" xlink:from="loc_us-gaap_DisaggregationOfRevenueLineItems_7c26d74e-bd89-43b5-bfc0-3c7f42858926" xlink:to="loc_us-gaap_OperatingLeaseLiabilityCurrentStatementOfFinancialPositionExtensibleList_15d193c2-b96a-457f-9474-6ceacfb50c47" xlink:type="arc" order="7"/>
    <link:loc xlink:type="locator" xlink:label="loc_us-gaap_FinanceLeaseLiabilityCurrentStatementOfFinancialPositionExtensibleList_0984c2bb-846b-45ce-be25-bb93521e1b89" xlink:href="https://xbrl.fasb.org/us-gaap/2022/elts/us-gaap-2022.xsd#us-gaap_FinanceLeaseLiabilityCurrentStatementOfFinancialPositionExtensibleList"/>
    <link:definitionArc xlink:arcrole="http://xbrl.org/int/dim/arcrole/domain-member" xlink:from="loc_us-gaap_DisaggregationOfRevenueLineItems_7c26d74e-bd89-43b5-bfc0-3c7f42858926" xlink:to="loc_us-gaap_FinanceLeaseLiabilityCurrentStatementOfFinancialPositionExtensibleList_0984c2bb-846b-45ce-be25-bb93521e1b89" xlink:type="arc" order="8"/>
    <link:loc xlink:type="locator" xlink:label="loc_us-gaap_OperatingLeaseLiabilityNoncurrentStatementOfFinancialPositionExtensibleList_77db70e6-c10c-4838-ac35-ceccdc4a31c9" xlink:href="https://xbrl.fasb.org/us-gaap/2022/elts/us-gaap-2022.xsd#us-gaap_OperatingLeaseLiabilityNoncurrentStatementOfFinancialPositionExtensibleList"/>
    <link:definitionArc xlink:arcrole="http://xbrl.org/int/dim/arcrole/domain-member" xlink:from="loc_us-gaap_DisaggregationOfRevenueLineItems_7c26d74e-bd89-43b5-bfc0-3c7f42858926" xlink:to="loc_us-gaap_OperatingLeaseLiabilityNoncurrentStatementOfFinancialPositionExtensibleList_77db70e6-c10c-4838-ac35-ceccdc4a31c9" xlink:type="arc" order="9"/>
    <link:loc xlink:type="locator" xlink:label="loc_us-gaap_FinanceLeaseLiabilityNoncurrentStatementOfFinancialPositionExtensibleList_8f74f313-a46d-4c4c-ab80-ebf82f985b99" xlink:href="https://xbrl.fasb.org/us-gaap/2022/elts/us-gaap-2022.xsd#us-gaap_FinanceLeaseLiabilityNoncurrentStatementOfFinancialPositionExtensibleList"/>
    <link:definitionArc xlink:arcrole="http://xbrl.org/int/dim/arcrole/domain-member" xlink:from="loc_us-gaap_DisaggregationOfRevenueLineItems_7c26d74e-bd89-43b5-bfc0-3c7f42858926" xlink:to="loc_us-gaap_FinanceLeaseLiabilityNoncurrentStatementOfFinancialPositionExtensibleList_8f74f313-a46d-4c4c-ab80-ebf82f985b99" xlink:type="arc" order="10"/>
    <link:loc xlink:type="locator" xlink:label="loc_us-gaap_LesseeOperatingLeaseTermOfContract_e64db5ec-3cb0-404b-8185-e90d004993ec" xlink:href="https://xbrl.fasb.org/us-gaap/2022/elts/us-gaap-2022.xsd#us-gaap_LesseeOperatingLeaseTermOfContract"/>
    <link:definitionArc xlink:arcrole="http://xbrl.org/int/dim/arcrole/domain-member" xlink:from="loc_us-gaap_DisaggregationOfRevenueLineItems_7c26d74e-bd89-43b5-bfc0-3c7f42858926" xlink:to="loc_us-gaap_LesseeOperatingLeaseTermOfContract_e64db5ec-3cb0-404b-8185-e90d004993ec" xlink:type="arc" order="11"/>
    <link:loc xlink:type="locator" xlink:label="loc_r_LesseeOperatingLeaseNumberOfRenewalOptions_95f4e06a-1f9a-48e5-bccf-d038be9114bd" xlink:href="r-20221231.xsd#r_LesseeOperatingLeaseNumberOfRenewalOptions"/>
    <link:definitionArc xlink:arcrole="http://xbrl.org/int/dim/arcrole/domain-member" xlink:from="loc_us-gaap_DisaggregationOfRevenueLineItems_7c26d74e-bd89-43b5-bfc0-3c7f42858926" xlink:to="loc_r_LesseeOperatingLeaseNumberOfRenewalOptions_95f4e06a-1f9a-48e5-bccf-d038be9114bd" xlink:type="arc" order="12"/>
    <link:loc xlink:type="locator" xlink:label="loc_us-gaap_LesseeOperatingLeaseRenewalTerm_b69700cb-ce04-4bda-a58e-9dd88ee1beff" xlink:href="https://xbrl.fasb.org/us-gaap/2022/elts/us-gaap-2022.xsd#us-gaap_LesseeOperatingLeaseRenewalTerm"/>
    <link:definitionArc xlink:arcrole="http://xbrl.org/int/dim/arcrole/domain-member" xlink:from="loc_us-gaap_DisaggregationOfRevenueLineItems_7c26d74e-bd89-43b5-bfc0-3c7f42858926" xlink:to="loc_us-gaap_LesseeOperatingLeaseRenewalTerm_b69700cb-ce04-4bda-a58e-9dd88ee1beff" xlink:type="arc" order="13"/>
    <link:loc xlink:type="locator" xlink:label="loc_r_MaximumAmountOfInsuranceRiskOfLossRetainedPerOccurrence_dbba733f-bc33-4ce8-b888-c6a3d959bf6d" xlink:href="r-20221231.xsd#r_MaximumAmountOfInsuranceRiskOfLossRetainedPerOccurrence"/>
    <link:definitionArc xlink:arcrole="http://xbrl.org/int/dim/arcrole/domain-member" xlink:from="loc_us-gaap_DisaggregationOfRevenueLineItems_7c26d74e-bd89-43b5-bfc0-3c7f42858926" xlink:to="loc_r_MaximumAmountOfInsuranceRiskOfLossRetainedPerOccurrence_dbba733f-bc33-4ce8-b888-c6a3d959bf6d" xlink:type="arc" order="14"/>
    <link:loc xlink:type="locator" xlink:label="loc_us-gaap_ChangeInUnrealizedGainLossOnFairValueHedgingInstruments1_f04f9ee8-a307-4a82-a687-2a6848723d85" xlink:href="https://xbrl.fasb.org/us-gaap/2022/elts/us-gaap-2022.xsd#us-gaap_ChangeInUnrealizedGainLossOnFairValueHedgingInstruments1"/>
    <link:definitionArc xlink:arcrole="http://xbrl.org/int/dim/arcrole/domain-member" xlink:from="loc_us-gaap_DisaggregationOfRevenueLineItems_7c26d74e-bd89-43b5-bfc0-3c7f42858926" xlink:to="loc_us-gaap_ChangeInUnrealizedGainLossOnFairValueHedgingInstruments1_f04f9ee8-a307-4a82-a687-2a6848723d85" xlink:type="arc" order="15"/>
    <link:loc xlink:type="locator" xlink:label="loc_us-gaap_DisaggregationOfRevenueTable_528a3831-218e-4d68-a08f-53254ca6c01d" xlink:href="https://xbrl.fasb.org/us-gaap/2022/elts/us-gaap-2022.xsd#us-gaap_DisaggregationOfRevenueTable"/>
    <link:definitionArc xlink:arcrole="http://xbrl.org/int/dim/arcrole/all" xlink:from="loc_us-gaap_DisaggregationOfRevenueLineItems_7c26d74e-bd89-43b5-bfc0-3c7f42858926" xlink:to="loc_us-gaap_DisaggregationOfRevenueTable_528a3831-218e-4d68-a08f-53254ca6c01d" xlink:type="arc" order="1" xbrldt:closed="true" xbrldt:contextElement="segment"/>
    <link:loc xlink:type="locator" xlink:label="loc_srt_RangeAxis_6f72c813-244f-4a9a-96d3-37cf34dcd4c5" xlink:href="https://xbrl.fasb.org/srt/2022/elts/srt-2022.xsd#srt_RangeAxis"/>
    <link:definitionArc xlink:arcrole="http://xbrl.org/int/dim/arcrole/hypercube-dimension" xlink:from="loc_us-gaap_DisaggregationOfRevenueTable_528a3831-218e-4d68-a08f-53254ca6c01d" xlink:to="loc_srt_RangeAxis_6f72c813-244f-4a9a-96d3-37cf34dcd4c5" xlink:type="arc" order="1"/>
    <link:loc xlink:type="locator" xlink:label="loc_srt_RangeMember_6f72c813-244f-4a9a-96d3-37cf34dcd4c5_default" xlink:href="https://xbrl.fasb.org/srt/2022/elts/srt-2022.xsd#srt_RangeMember"/>
    <link:definitionArc xlink:arcrole="http://xbrl.org/int/dim/arcrole/dimension-default" xlink:from="loc_srt_RangeAxis_6f72c813-244f-4a9a-96d3-37cf34dcd4c5" xlink:to="loc_srt_RangeMember_6f72c813-244f-4a9a-96d3-37cf34dcd4c5_default" xlink:type="arc" order="1"/>
    <link:loc xlink:type="locator" xlink:label="loc_srt_RangeMember_f5d35b92-4902-4ee2-9d24-1c88d61fc446" xlink:href="https://xbrl.fasb.org/srt/2022/elts/srt-2022.xsd#srt_RangeMember"/>
    <link:definitionArc xlink:arcrole="http://xbrl.org/int/dim/arcrole/dimension-domain" xlink:from="loc_srt_RangeAxis_6f72c813-244f-4a9a-96d3-37cf34dcd4c5" xlink:to="loc_srt_RangeMember_f5d35b92-4902-4ee2-9d24-1c88d61fc446" xlink:type="arc" order="1"/>
    <link:loc xlink:type="locator" xlink:label="loc_srt_MinimumMember_0a6f5374-695e-4e69-b317-3c917e785933" xlink:href="https://xbrl.fasb.org/srt/2022/elts/srt-2022.xsd#srt_MinimumMember"/>
    <link:definitionArc xlink:arcrole="http://xbrl.org/int/dim/arcrole/domain-member" xlink:from="loc_srt_RangeMember_f5d35b92-4902-4ee2-9d24-1c88d61fc446" xlink:to="loc_srt_MinimumMember_0a6f5374-695e-4e69-b317-3c917e785933" xlink:type="arc" order="0"/>
    <link:loc xlink:type="locator" xlink:label="loc_srt_MaximumMember_ff600d51-11af-4a25-912e-df68cf4b1fe4" xlink:href="https://xbrl.fasb.org/srt/2022/elts/srt-2022.xsd#srt_MaximumMember"/>
    <link:definitionArc xlink:arcrole="http://xbrl.org/int/dim/arcrole/domain-member" xlink:from="loc_srt_RangeMember_f5d35b92-4902-4ee2-9d24-1c88d61fc446" xlink:to="loc_srt_MaximumMember_ff600d51-11af-4a25-912e-df68cf4b1fe4" xlink:type="arc" order="1"/>
    <link:loc xlink:type="locator" xlink:label="loc_us-gaap_FairValueByAssetClassAxis_e55ec529-33f6-4ea5-b0d5-e2b2e2f70530" xlink:href="https://xbrl.fasb.org/us-gaap/2022/elts/us-gaap-2022.xsd#us-gaap_FairValueByAssetClassAxis"/>
    <link:definitionArc xlink:arcrole="http://xbrl.org/int/dim/arcrole/hypercube-dimension" xlink:from="loc_us-gaap_DisaggregationOfRevenueTable_528a3831-218e-4d68-a08f-53254ca6c01d" xlink:to="loc_us-gaap_FairValueByAssetClassAxis_e55ec529-33f6-4ea5-b0d5-e2b2e2f70530" xlink:type="arc" order="2"/>
    <link:loc xlink:type="locator" xlink:label="loc_us-gaap_FairValueAssetsMeasuredOnRecurringBasisUnobservableInputReconciliationByAssetClassDomain_e55ec529-33f6-4ea5-b0d5-e2b2e2f70530_default" xlink:href="https://xbrl.fasb.org/us-gaap/2022/elts/us-gaap-2022.xsd#us-gaap_FairValueAssetsMeasuredOnRecurringBasisUnobservableInputReconciliationByAssetClassDomain"/>
    <link:definitionArc xlink:arcrole="http://xbrl.org/int/dim/arcrole/dimension-default" xlink:from="loc_us-gaap_FairValueByAssetClassAxis_e55ec529-33f6-4ea5-b0d5-e2b2e2f70530" xlink:to="loc_us-gaap_FairValueAssetsMeasuredOnRecurringBasisUnobservableInputReconciliationByAssetClassDomain_e55ec529-33f6-4ea5-b0d5-e2b2e2f70530_default" xlink:type="arc" order="1"/>
    <link:loc xlink:type="locator" xlink:label="loc_us-gaap_FairValueAssetsMeasuredOnRecurringBasisUnobservableInputReconciliationByAssetClassDomain_cf6c9a0d-58b6-4879-9221-21fccbdab836" xlink:href="https://xbrl.fasb.org/us-gaap/2022/elts/us-gaap-2022.xsd#us-gaap_FairValueAssetsMeasuredOnRecurringBasisUnobservableInputReconciliationByAssetClassDomain"/>
    <link:definitionArc xlink:arcrole="http://xbrl.org/int/dim/arcrole/dimension-domain" xlink:from="loc_us-gaap_FairValueByAssetClassAxis_e55ec529-33f6-4ea5-b0d5-e2b2e2f70530" xlink:to="loc_us-gaap_FairValueAssetsMeasuredOnRecurringBasisUnobservableInputReconciliationByAssetClassDomain_cf6c9a0d-58b6-4879-9221-21fccbdab836" xlink:type="arc" order="1"/>
    <link:loc xlink:type="locator" xlink:label="loc_r_TrucksAndTractorsMember_822db57a-0990-4daa-b845-f9772be5f8e0" xlink:href="r-20221231.xsd#r_TrucksAndTractorsMember"/>
    <link:definitionArc xlink:arcrole="http://xbrl.org/int/dim/arcrole/domain-member" xlink:from="loc_us-gaap_FairValueAssetsMeasuredOnRecurringBasisUnobservableInputReconciliationByAssetClassDomain_cf6c9a0d-58b6-4879-9221-21fccbdab836" xlink:to="loc_r_TrucksAndTractorsMember_822db57a-0990-4daa-b845-f9772be5f8e0" xlink:type="arc" order="0"/>
    <link:loc xlink:type="locator" xlink:label="loc_r_TrailersMember_de649a3d-eddb-4300-b7a2-698a6af1e31e" xlink:href="r-20221231.xsd#r_TrailersMember"/>
    <link:definitionArc xlink:arcrole="http://xbrl.org/int/dim/arcrole/domain-member" xlink:from="loc_us-gaap_FairValueAssetsMeasuredOnRecurringBasisUnobservableInputReconciliationByAssetClassDomain_cf6c9a0d-58b6-4879-9221-21fccbdab836" xlink:to="loc_r_TrailersMember_de649a3d-eddb-4300-b7a2-698a6af1e31e" xlink:type="arc" order="1"/>
    <link:loc xlink:type="locator" xlink:label="loc_r_RevenueEarningEquipmentMember_d2e4175e-bc40-4b94-a1ad-640616eb3920" xlink:href="r-20221231.xsd#r_RevenueEarningEquipmentMember"/>
    <link:definitionArc xlink:arcrole="http://xbrl.org/int/dim/arcrole/domain-member" xlink:from="loc_us-gaap_FairValueAssetsMeasuredOnRecurringBasisUnobservableInputReconciliationByAssetClassDomain_cf6c9a0d-58b6-4879-9221-21fccbdab836" xlink:to="loc_r_RevenueEarningEquipmentMember_d2e4175e-bc40-4b94-a1ad-640616eb3920" xlink:type="arc" order="2"/>
    <link:loc xlink:type="locator" xlink:label="loc_r_FacilitiesMember_38d8e331-a0da-43e1-afa9-e9ab1ab59a5a" xlink:href="r-20221231.xsd#r_FacilitiesMember"/>
    <link:definitionArc xlink:arcrole="http://xbrl.org/int/dim/arcrole/domain-member" xlink:from="loc_us-gaap_FairValueAssetsMeasuredOnRecurringBasisUnobservableInputReconciliationByAssetClassDomain_cf6c9a0d-58b6-4879-9221-21fccbdab836" xlink:to="loc_r_FacilitiesMember_38d8e331-a0da-43e1-afa9-e9ab1ab59a5a" xlink:type="arc" order="3"/>
    <link:loc xlink:type="locator" xlink:label="loc_r_RevenueEarningEquipmentMaterialHandlingEquipmentAutomatedWashingMachinesandVehiclesMember_c997222a-c025-47f0-8c2f-0747924e7996" xlink:href="r-20221231.xsd#r_RevenueEarningEquipmentMaterialHandlingEquipmentAutomatedWashingMachinesandVehiclesMember"/>
    <link:definitionArc xlink:arcrole="http://xbrl.org/int/dim/arcrole/domain-member" xlink:from="loc_us-gaap_FairValueAssetsMeasuredOnRecurringBasisUnobservableInputReconciliationByAssetClassDomain_cf6c9a0d-58b6-4879-9221-21fccbdab836" xlink:to="loc_r_RevenueEarningEquipmentMaterialHandlingEquipmentAutomatedWashingMachinesandVehiclesMember_c997222a-c025-47f0-8c2f-0747924e7996" xlink:type="arc" order="4"/>
    <link:loc xlink:type="locator" xlink:label="loc_srt_ProductOrServiceAxis_d6f9c6f8-7026-401d-afa3-2fa520e32b93" xlink:href="https://xbrl.fasb.org/srt/2022/elts/srt-2022.xsd#srt_ProductOrServiceAxis"/>
    <link:definitionArc xlink:arcrole="http://xbrl.org/int/dim/arcrole/hypercube-dimension" xlink:from="loc_us-gaap_DisaggregationOfRevenueTable_528a3831-218e-4d68-a08f-53254ca6c01d" xlink:to="loc_srt_ProductOrServiceAxis_d6f9c6f8-7026-401d-afa3-2fa520e32b93" xlink:type="arc" order="3"/>
    <link:loc xlink:type="locator" xlink:label="loc_srt_ProductsAndServicesDomain_d6f9c6f8-7026-401d-afa3-2fa520e32b93_default" xlink:href="https://xbrl.fasb.org/srt/2022/elts/srt-2022.xsd#srt_ProductsAndServicesDomain"/>
    <link:definitionArc xlink:arcrole="http://xbrl.org/int/dim/arcrole/dimension-default" xlink:from="loc_srt_ProductOrServiceAxis_d6f9c6f8-7026-401d-afa3-2fa520e32b93" xlink:to="loc_srt_ProductsAndServicesDomain_d6f9c6f8-7026-401d-afa3-2fa520e32b93_default" xlink:type="arc" order="1"/>
    <link:loc xlink:type="locator" xlink:label="loc_srt_ProductsAndServicesDomain_532fe3e9-2478-4dbd-a484-3a90f22e317d" xlink:href="https://xbrl.fasb.org/srt/2022/elts/srt-2022.xsd#srt_ProductsAndServicesDomain"/>
    <link:definitionArc xlink:arcrole="http://xbrl.org/int/dim/arcrole/dimension-domain" xlink:from="loc_srt_ProductOrServiceAxis_d6f9c6f8-7026-401d-afa3-2fa520e32b93" xlink:to="loc_srt_ProductsAndServicesDomain_532fe3e9-2478-4dbd-a484-3a90f22e317d" xlink:type="arc" order="1"/>
    <link:loc xlink:type="locator" xlink:label="loc_r_ChoiceLeaseServiceContractsMember_879cd4b0-3b16-4773-87b0-9dc736ec4975" xlink:href="r-20221231.xsd#r_ChoiceLeaseServiceContractsMember"/>
    <link:definitionArc xlink:arcrole="http://xbrl.org/int/dim/arcrole/domain-member" xlink:from="loc_srt_ProductsAndServicesDomain_532fe3e9-2478-4dbd-a484-3a90f22e317d" xlink:to="loc_r_ChoiceLeaseServiceContractsMember_879cd4b0-3b16-4773-87b0-9dc736ec4975" xlink:type="arc" order="0"/>
    <link:loc xlink:type="locator" xlink:label="loc_r_SCSAndDTSServiceContractsMember_932cf9b6-083c-4f42-bc61-d4726366ff94" xlink:href="r-20221231.xsd#r_SCSAndDTSServiceContractsMember"/>
    <link:definitionArc xlink:arcrole="http://xbrl.org/int/dim/arcrole/domain-member" xlink:from="loc_srt_ProductsAndServicesDomain_532fe3e9-2478-4dbd-a484-3a90f22e317d" xlink:to="loc_r_SCSAndDTSServiceContractsMember_932cf9b6-083c-4f42-bc61-d4726366ff94" xlink:type="arc" order="1"/>
    <link:loc xlink:type="locator" xlink:label="loc_us-gaap_DerivativeInstrumentRiskAxis_e5842843-52f8-4ff5-8104-71b10194395e" xlink:href="https://xbrl.fasb.org/us-gaap/2022/elts/us-gaap-2022.xsd#us-gaap_DerivativeInstrumentRiskAxis"/>
    <link:definitionArc xlink:arcrole="http://xbrl.org/int/dim/arcrole/hypercube-dimension" xlink:from="loc_us-gaap_DisaggregationOfRevenueTable_528a3831-218e-4d68-a08f-53254ca6c01d" xlink:to="loc_us-gaap_DerivativeInstrumentRiskAxis_e5842843-52f8-4ff5-8104-71b10194395e" xlink:type="arc" order="4"/>
    <link:loc xlink:type="locator" xlink:label="loc_us-gaap_DerivativeContractTypeDomain_e5842843-52f8-4ff5-8104-71b10194395e_default" xlink:href="https://xbrl.fasb.org/us-gaap/2022/elts/us-gaap-2022.xsd#us-gaap_DerivativeContractTypeDomain"/>
    <link:definitionArc xlink:arcrole="http://xbrl.org/int/dim/arcrole/dimension-default" xlink:from="loc_us-gaap_DerivativeInstrumentRiskAxis_e5842843-52f8-4ff5-8104-71b10194395e" xlink:to="loc_us-gaap_DerivativeContractTypeDomain_e5842843-52f8-4ff5-8104-71b10194395e_default" xlink:type="arc" order="1"/>
    <link:loc xlink:type="locator" xlink:label="loc_us-gaap_DerivativeContractTypeDomain_c7e7ca83-7df7-4931-a05d-d0952cf6e8e1" xlink:href="https://xbrl.fasb.org/us-gaap/2022/elts/us-gaap-2022.xsd#us-gaap_DerivativeContractTypeDomain"/>
    <link:definitionArc xlink:arcrole="http://xbrl.org/int/dim/arcrole/dimension-domain" xlink:from="loc_us-gaap_DerivativeInstrumentRiskAxis_e5842843-52f8-4ff5-8104-71b10194395e" xlink:to="loc_us-gaap_DerivativeContractTypeDomain_c7e7ca83-7df7-4931-a05d-d0952cf6e8e1" xlink:type="arc" order="1"/>
    <link:loc xlink:type="locator" xlink:label="loc_us-gaap_InterestRateSwapMember_bfa1b155-25f1-4b4b-8f93-e3eb4f38208c" xlink:href="https://xbrl.fasb.org/us-gaap/2022/elts/us-gaap-2022.xsd#us-gaap_InterestRateSwapMember"/>
    <link:definitionArc xlink:arcrole="http://xbrl.org/int/dim/arcrole/domain-member" xlink:from="loc_us-gaap_DerivativeContractTypeDomain_c7e7ca83-7df7-4931-a05d-d0952cf6e8e1" xlink:to="loc_us-gaap_InterestRateSwapMember_bfa1b155-25f1-4b4b-8f93-e3eb4f38208c" xlink:type="arc" order="0"/>
    <link:loc xlink:type="locator" xlink:label="loc_us-gaap_DerivativeInstrumentsGainLossByHedgingRelationshipAxis_5144a480-03a9-44c6-b391-14e5059fe338" xlink:href="https://xbrl.fasb.org/us-gaap/2022/elts/us-gaap-2022.xsd#us-gaap_DerivativeInstrumentsGainLossByHedgingRelationshipAxis"/>
    <link:definitionArc xlink:arcrole="http://xbrl.org/int/dim/arcrole/hypercube-dimension" xlink:from="loc_us-gaap_DisaggregationOfRevenueTable_528a3831-218e-4d68-a08f-53254ca6c01d" xlink:to="loc_us-gaap_DerivativeInstrumentsGainLossByHedgingRelationshipAxis_5144a480-03a9-44c6-b391-14e5059fe338" xlink:type="arc" order="5"/>
    <link:loc xlink:type="locator" xlink:label="loc_us-gaap_HedgingRelationshipDomain_5144a480-03a9-44c6-b391-14e5059fe338_default" xlink:href="https://xbrl.fasb.org/us-gaap/2022/elts/us-gaap-2022.xsd#us-gaap_HedgingRelationshipDomain"/>
    <link:definitionArc xlink:arcrole="http://xbrl.org/int/dim/arcrole/dimension-default" xlink:from="loc_us-gaap_DerivativeInstrumentsGainLossByHedgingRelationshipAxis_5144a480-03a9-44c6-b391-14e5059fe338" xlink:to="loc_us-gaap_HedgingRelationshipDomain_5144a480-03a9-44c6-b391-14e5059fe338_default" xlink:type="arc" order="1"/>
    <link:loc xlink:type="locator" xlink:label="loc_us-gaap_HedgingRelationshipDomain_9b52bffa-a269-4678-979b-77144f75382d" xlink:href="https://xbrl.fasb.org/us-gaap/2022/elts/us-gaap-2022.xsd#us-gaap_HedgingRelationshipDomain"/>
    <link:definitionArc xlink:arcrole="http://xbrl.org/int/dim/arcrole/dimension-domain" xlink:from="loc_us-gaap_DerivativeInstrumentsGainLossByHedgingRelationshipAxis_5144a480-03a9-44c6-b391-14e5059fe338" xlink:to="loc_us-gaap_HedgingRelationshipDomain_9b52bffa-a269-4678-979b-77144f75382d" xlink:type="arc" order="1"/>
    <link:loc xlink:type="locator" xlink:label="loc_us-gaap_FairValueHedgingMember_66364cf6-782f-400d-be77-8cd8ba67ba3d" xlink:href="https://xbrl.fasb.org/us-gaap/2022/elts/us-gaap-2022.xsd#us-gaap_FairValueHedgingMember"/>
    <link:definitionArc xlink:arcrole="http://xbrl.org/int/dim/arcrole/domain-member" xlink:from="loc_us-gaap_HedgingRelationshipDomain_9b52bffa-a269-4678-979b-77144f75382d" xlink:to="loc_us-gaap_FairValueHedgingMember_66364cf6-782f-400d-be77-8cd8ba67ba3d" xlink:type="arc" order="0"/>
    <link:loc xlink:type="locator" xlink:label="loc_us-gaap_HedgingDesignationAxis_e514db84-1c87-4cc5-adfb-2bd2377dc23f" xlink:href="https://xbrl.fasb.org/us-gaap/2022/elts/us-gaap-2022.xsd#us-gaap_HedgingDesignationAxis"/>
    <link:definitionArc xlink:arcrole="http://xbrl.org/int/dim/arcrole/hypercube-dimension" xlink:from="loc_us-gaap_DisaggregationOfRevenueTable_528a3831-218e-4d68-a08f-53254ca6c01d" xlink:to="loc_us-gaap_HedgingDesignationAxis_e514db84-1c87-4cc5-adfb-2bd2377dc23f" xlink:type="arc" order="6"/>
    <link:loc xlink:type="locator" xlink:label="loc_us-gaap_HedgingDesignationDomain_e514db84-1c87-4cc5-adfb-2bd2377dc23f_default" xlink:href="https://xbrl.fasb.org/us-gaap/2022/elts/us-gaap-2022.xsd#us-gaap_HedgingDesignationDomain"/>
    <link:definitionArc xlink:arcrole="http://xbrl.org/int/dim/arcrole/dimension-default" xlink:from="loc_us-gaap_HedgingDesignationAxis_e514db84-1c87-4cc5-adfb-2bd2377dc23f" xlink:to="loc_us-gaap_HedgingDesignationDomain_e514db84-1c87-4cc5-adfb-2bd2377dc23f_default" xlink:type="arc" order="1"/>
    <link:loc xlink:type="locator" xlink:label="loc_us-gaap_HedgingDesignationDomain_fbc9d55a-fce9-439d-be30-8e89b0778de3" xlink:href="https://xbrl.fasb.org/us-gaap/2022/elts/us-gaap-2022.xsd#us-gaap_HedgingDesignationDomain"/>
    <link:definitionArc xlink:arcrole="http://xbrl.org/int/dim/arcrole/dimension-domain" xlink:from="loc_us-gaap_HedgingDesignationAxis_e514db84-1c87-4cc5-adfb-2bd2377dc23f" xlink:to="loc_us-gaap_HedgingDesignationDomain_fbc9d55a-fce9-439d-be30-8e89b0778de3" xlink:type="arc" order="1"/>
    <link:loc xlink:type="locator" xlink:label="loc_us-gaap_DesignatedAsHedgingInstrumentMember_af947976-3619-4ce6-8410-66c6e91e3abf" xlink:href="https://xbrl.fasb.org/us-gaap/2022/elts/us-gaap-2022.xsd#us-gaap_DesignatedAsHedgingInstrumentMember"/>
    <link:definitionArc xlink:arcrole="http://xbrl.org/int/dim/arcrole/domain-member" xlink:from="loc_us-gaap_HedgingDesignationDomain_fbc9d55a-fce9-439d-be30-8e89b0778de3" xlink:to="loc_us-gaap_DesignatedAsHedgingInstrumentMember_af947976-3619-4ce6-8410-66c6e91e3abf" xlink:type="arc" order="0"/>
  </link:definitionLink>
  <link:roleRef roleURI="http://www.ryder.com/role/SEGMENTREPORTINGSummaryofSegmentRevenueandNetBeforeTaxInformationbySegmentDetails" xlink:type="simple" xlink:href="r-20221231.xsd#SEGMENTREPORTINGSummaryofSegmentRevenueandNetBeforeTaxInformationbySegmentDetails"/>
  <link:definitionLink xlink:role="http://www.ryder.com/role/SEGMENTREPORTINGSummaryofSegmentRevenueandNetBeforeTaxInformationbySegmentDetails" xlink:type="extended" id="ib78bb95996904b77bb7307c1708cc7f9_SEGMENTREPORTINGSummaryofSegmentRevenueandNetBeforeTaxInformationbySegmentDetails">
    <link:loc xlink:type="locator" xlink:label="loc_us-gaap_SegmentReportingInformationLineItems_14fbfdeb-cd98-4c08-99ed-797b585f6817" xlink:href="https://xbrl.fasb.org/us-gaap/2022/elts/us-gaap-2022.xsd#us-gaap_SegmentReportingInformationLineItems"/>
    <link:loc xlink:type="locator" xlink:label="loc_us-gaap_SegmentReportingInformationRevenueAbstract_333a1b5a-4b81-4a98-bbff-120db521bc5f" xlink:href="https://xbrl.fasb.org/us-gaap/2022/elts/us-gaap-2022.xsd#us-gaap_SegmentReportingInformationRevenueAbstract"/>
    <link:definitionArc xlink:arcrole="http://xbrl.org/int/dim/arcrole/domain-member" xlink:from="loc_us-gaap_SegmentReportingInformationLineItems_14fbfdeb-cd98-4c08-99ed-797b585f6817" xlink:to="loc_us-gaap_SegmentReportingInformationRevenueAbstract_333a1b5a-4b81-4a98-bbff-120db521bc5f" xlink:type="arc" order="0"/>
    <link:loc xlink:type="locator" xlink:label="loc_us-gaap_OperatingLeaseLeaseIncome_5a6fe052-72e0-4ca8-843a-1bbae255552e" xlink:href="https://xbrl.fasb.org/us-gaap/2022/elts/us-gaap-2022.xsd#us-gaap_OperatingLeaseLeaseIncome"/>
    <link:definitionArc xlink:arcrole="http://xbrl.org/int/dim/arcrole/domain-member" xlink:from="loc_us-gaap_SegmentReportingInformationRevenueAbstract_333a1b5a-4b81-4a98-bbff-120db521bc5f" xlink:to="loc_us-gaap_OperatingLeaseLeaseIncome_5a6fe052-72e0-4ca8-843a-1bbae255552e" xlink:type="arc" order="1"/>
    <link:loc xlink:type="locator" xlink:label="loc_us-gaap_Revenues_ba1ec888-ce26-4744-aae9-4b399d778a6b" xlink:href="https://xbrl.fasb.org/us-gaap/2022/elts/us-gaap-2022.xsd#us-gaap_Revenues"/>
    <link:definitionArc xlink:arcrole="http://xbrl.org/int/dim/arcrole/domain-member" xlink:from="loc_us-gaap_SegmentReportingInformationRevenueAbstract_333a1b5a-4b81-4a98-bbff-120db521bc5f" xlink:to="loc_us-gaap_Revenues_ba1ec888-ce26-4744-aae9-4b399d778a6b" xlink:type="arc" order="2"/>
    <link:loc xlink:type="locator" xlink:label="loc_r_SegmentReportingEarningsBeforeTaxBeforeReconcilingItems_d74e2c78-b9d2-4913-8b16-9e39ca7b003b" xlink:href="r-20221231.xsd#r_SegmentReportingEarningsBeforeTaxBeforeReconcilingItems"/>
    <link:definitionArc xlink:arcrole="http://xbrl.org/int/dim/arcrole/domain-member" xlink:from="loc_us-gaap_SegmentReportingInformationRevenueAbstract_333a1b5a-4b81-4a98-bbff-120db521bc5f" xlink:to="loc_r_SegmentReportingEarningsBeforeTaxBeforeReconcilingItems_d74e2c78-b9d2-4913-8b16-9e39ca7b003b" xlink:type="arc" order="3"/>
    <link:loc xlink:type="locator" xlink:label="loc_r_UnallocatedCentralSupportServicesNbt_46ddd79c-de90-4b76-8609-94c07fc55d76" xlink:href="r-20221231.xsd#r_UnallocatedCentralSupportServicesNbt"/>
    <link:definitionArc xlink:arcrole="http://xbrl.org/int/dim/arcrole/domain-member" xlink:from="loc_us-gaap_SegmentReportingInformationRevenueAbstract_333a1b5a-4b81-4a98-bbff-120db521bc5f" xlink:to="loc_r_UnallocatedCentralSupportServicesNbt_46ddd79c-de90-4b76-8609-94c07fc55d76" xlink:type="arc" order="4"/>
    <link:loc xlink:type="locator" xlink:label="loc_r_NonOperatingPensionCosts_1218f4ae-941d-497a-9639-0beb2870d730" xlink:href="r-20221231.xsd#r_NonOperatingPensionCosts"/>
    <link:definitionArc xlink:arcrole="http://xbrl.org/int/dim/arcrole/domain-member" xlink:from="loc_us-gaap_SegmentReportingInformationRevenueAbstract_333a1b5a-4b81-4a98-bbff-120db521bc5f" xlink:to="loc_r_NonOperatingPensionCosts_1218f4ae-941d-497a-9639-0beb2870d730" xlink:type="arc" order="5"/>
    <link:loc xlink:type="locator" xlink:label="loc_r_RestructuringAndOtherChargesRecoveriesNet_54a98133-48e1-45e4-9486-c82d27cd7828" xlink:href="r-20221231.xsd#r_RestructuringAndOtherChargesRecoveriesNet"/>
    <link:definitionArc xlink:arcrole="http://xbrl.org/int/dim/arcrole/domain-member" xlink:from="loc_us-gaap_SegmentReportingInformationRevenueAbstract_333a1b5a-4b81-4a98-bbff-120db521bc5f" xlink:to="loc_r_RestructuringAndOtherChargesRecoveriesNet_54a98133-48e1-45e4-9486-c82d27cd7828" xlink:type="arc" order="6"/>
    <link:loc xlink:type="locator" xlink:label="loc_us-gaap_IncomeLossFromContinuingOperationsBeforeIncomeTaxesExtraordinaryItemsNoncontrollingInterest_f227643c-5f82-44f3-84e7-b1ef39486a19" xlink:href="https://xbrl.fasb.org/us-gaap/2022/elts/us-gaap-2022.xsd#us-gaap_IncomeLossFromContinuingOperationsBeforeIncomeTaxesExtraordinaryItemsNoncontrollingInterest"/>
    <link:definitionArc xlink:arcrole="http://xbrl.org/int/dim/arcrole/domain-member" xlink:from="loc_us-gaap_SegmentReportingInformationRevenueAbstract_333a1b5a-4b81-4a98-bbff-120db521bc5f" xlink:to="loc_us-gaap_IncomeLossFromContinuingOperationsBeforeIncomeTaxesExtraordinaryItemsNoncontrollingInterest_f227643c-5f82-44f3-84e7-b1ef39486a19" xlink:type="arc" order="7"/>
    <link:loc xlink:type="locator" xlink:label="loc_us-gaap_ScheduleOfSegmentReportingInformationBySegmentTable_bc48ab78-2310-4a4a-9f56-e1443b6876cf" xlink:href="https://xbrl.fasb.org/us-gaap/2022/elts/us-gaap-2022.xsd#us-gaap_ScheduleOfSegmentReportingInformationBySegmentTable"/>
    <link:definitionArc xlink:arcrole="http://xbrl.org/int/dim/arcrole/all" xlink:from="loc_us-gaap_SegmentReportingInformationLineItems_14fbfdeb-cd98-4c08-99ed-797b585f6817" xlink:to="loc_us-gaap_ScheduleOfSegmentReportingInformationBySegmentTable_bc48ab78-2310-4a4a-9f56-e1443b6876cf" xlink:type="arc" order="1" xbrldt:closed="true" xbrldt:contextElement="segment"/>
    <link:loc xlink:type="locator" xlink:label="loc_srt_ConsolidationItemsAxis_f41f6437-5eea-4001-b2da-b0a60e103acc" xlink:href="https://xbrl.fasb.org/srt/2022/elts/srt-2022.xsd#srt_ConsolidationItemsAxis"/>
    <link:definitionArc xlink:arcrole="http://xbrl.org/int/dim/arcrole/hypercube-dimension" xlink:from="loc_us-gaap_ScheduleOfSegmentReportingInformationBySegmentTable_bc48ab78-2310-4a4a-9f56-e1443b6876cf" xlink:to="loc_srt_ConsolidationItemsAxis_f41f6437-5eea-4001-b2da-b0a60e103acc" xlink:type="arc" order="1"/>
    <link:loc xlink:type="locator" xlink:label="loc_srt_ConsolidationItemsDomain_f41f6437-5eea-4001-b2da-b0a60e103acc_default" xlink:href="https://xbrl.fasb.org/srt/2022/elts/srt-2022.xsd#srt_ConsolidationItemsDomain"/>
    <link:definitionArc xlink:arcrole="http://xbrl.org/int/dim/arcrole/dimension-default" xlink:from="loc_srt_ConsolidationItemsAxis_f41f6437-5eea-4001-b2da-b0a60e103acc" xlink:to="loc_srt_ConsolidationItemsDomain_f41f6437-5eea-4001-b2da-b0a60e103acc_default" xlink:type="arc" order="1"/>
    <link:loc xlink:type="locator" xlink:label="loc_srt_ConsolidationItemsDomain_aa0e9dac-db46-4e50-bda1-aea6bcbc5afa" xlink:href="https://xbrl.fasb.org/srt/2022/elts/srt-2022.xsd#srt_ConsolidationItemsDomain"/>
    <link:definitionArc xlink:arcrole="http://xbrl.org/int/dim/arcrole/dimension-domain" xlink:from="loc_srt_ConsolidationItemsAxis_f41f6437-5eea-4001-b2da-b0a60e103acc" xlink:to="loc_srt_ConsolidationItemsDomain_aa0e9dac-db46-4e50-bda1-aea6bcbc5afa" xlink:type="arc" order="1"/>
    <link:loc xlink:type="locator" xlink:label="loc_us-gaap_OperatingSegmentsMember_1e60a55d-580e-4c1e-8f65-06c35e6097fa" xlink:href="https://xbrl.fasb.org/us-gaap/2022/elts/us-gaap-2022.xsd#us-gaap_OperatingSegmentsMember"/>
    <link:definitionArc xlink:arcrole="http://xbrl.org/int/dim/arcrole/domain-member" xlink:from="loc_srt_ConsolidationItemsDomain_aa0e9dac-db46-4e50-bda1-aea6bcbc5afa" xlink:to="loc_us-gaap_OperatingSegmentsMember_1e60a55d-580e-4c1e-8f65-06c35e6097fa" xlink:type="arc" order="0"/>
    <link:loc xlink:type="locator" xlink:label="loc_us-gaap_IntersegmentEliminationMember_3d19df01-0ae1-4c76-b7e8-21ad37d8a2df" xlink:href="https://xbrl.fasb.org/us-gaap/2022/elts/us-gaap-2022.xsd#us-gaap_IntersegmentEliminationMember"/>
    <link:definitionArc xlink:arcrole="http://xbrl.org/int/dim/arcrole/domain-member" xlink:from="loc_srt_ConsolidationItemsDomain_aa0e9dac-db46-4e50-bda1-aea6bcbc5afa" xlink:to="loc_us-gaap_IntersegmentEliminationMember_3d19df01-0ae1-4c76-b7e8-21ad37d8a2df" xlink:type="arc" order="1"/>
    <link:loc xlink:type="locator" xlink:label="loc_us-gaap_MaterialReconcilingItemsMember_be06e06c-eccb-4e8c-bc3e-8787a5a79fa9" xlink:href="https://xbrl.fasb.org/us-gaap/2022/elts/us-gaap-2022.xsd#us-gaap_MaterialReconcilingItemsMember"/>
    <link:definitionArc xlink:arcrole="http://xbrl.org/int/dim/arcrole/domain-member" xlink:from="loc_srt_ConsolidationItemsDomain_aa0e9dac-db46-4e50-bda1-aea6bcbc5afa" xlink:to="loc_us-gaap_MaterialReconcilingItemsMember_be06e06c-eccb-4e8c-bc3e-8787a5a79fa9" xlink:type="arc" order="2"/>
    <link:loc xlink:type="locator" xlink:label="loc_us-gaap_StatementBusinessSegmentsAxis_1d32f490-fb83-4a99-a416-83d1a21da28d" xlink:href="https://xbrl.fasb.org/us-gaap/2022/elts/us-gaap-2022.xsd#us-gaap_StatementBusinessSegmentsAxis"/>
    <link:definitionArc xlink:arcrole="http://xbrl.org/int/dim/arcrole/hypercube-dimension" xlink:from="loc_us-gaap_ScheduleOfSegmentReportingInformationBySegmentTable_bc48ab78-2310-4a4a-9f56-e1443b6876cf" xlink:to="loc_us-gaap_StatementBusinessSegmentsAxis_1d32f490-fb83-4a99-a416-83d1a21da28d" xlink:type="arc" order="2"/>
    <link:loc xlink:type="locator" xlink:label="loc_us-gaap_SegmentDomain_1d32f490-fb83-4a99-a416-83d1a21da28d_default" xlink:href="https://xbrl.fasb.org/us-gaap/2022/elts/us-gaap-2022.xsd#us-gaap_SegmentDomain"/>
    <link:definitionArc xlink:arcrole="http://xbrl.org/int/dim/arcrole/dimension-default" xlink:from="loc_us-gaap_StatementBusinessSegmentsAxis_1d32f490-fb83-4a99-a416-83d1a21da28d" xlink:to="loc_us-gaap_SegmentDomain_1d32f490-fb83-4a99-a416-83d1a21da28d_default" xlink:type="arc" order="1"/>
    <link:loc xlink:type="locator" xlink:label="loc_us-gaap_SegmentDomain_d4c66c4a-f5cb-4a29-acab-5f846762c5ab" xlink:href="https://xbrl.fasb.org/us-gaap/2022/elts/us-gaap-2022.xsd#us-gaap_SegmentDomain"/>
    <link:definitionArc xlink:arcrole="http://xbrl.org/int/dim/arcrole/dimension-domain" xlink:from="loc_us-gaap_StatementBusinessSegmentsAxis_1d32f490-fb83-4a99-a416-83d1a21da28d" xlink:to="loc_us-gaap_SegmentDomain_d4c66c4a-f5cb-4a29-acab-5f846762c5ab" xlink:type="arc" order="1"/>
    <link:loc xlink:type="locator" xlink:label="loc_r_FleetManagementSolutionsMember_bd51676f-aee2-4d07-95d2-65f8d010c7bc" xlink:href="r-20221231.xsd#r_FleetManagementSolutionsMember"/>
    <link:definitionArc xlink:arcrole="http://xbrl.org/int/dim/arcrole/domain-member" xlink:from="loc_us-gaap_SegmentDomain_d4c66c4a-f5cb-4a29-acab-5f846762c5ab" xlink:to="loc_r_FleetManagementSolutionsMember_bd51676f-aee2-4d07-95d2-65f8d010c7bc" xlink:type="arc" order="0"/>
    <link:loc xlink:type="locator" xlink:label="loc_r_SupplyChainSolutionsMember_7599de37-1357-46ff-818e-7f28455afbb2" xlink:href="r-20221231.xsd#r_SupplyChainSolutionsMember"/>
    <link:definitionArc xlink:arcrole="http://xbrl.org/int/dim/arcrole/domain-member" xlink:from="loc_us-gaap_SegmentDomain_d4c66c4a-f5cb-4a29-acab-5f846762c5ab" xlink:to="loc_r_SupplyChainSolutionsMember_7599de37-1357-46ff-818e-7f28455afbb2" xlink:type="arc" order="1"/>
    <link:loc xlink:type="locator" xlink:label="loc_r_DedicatedTransportationSolutionsMember_9ae65921-16fe-44b8-b5e4-57b29e800892" xlink:href="r-20221231.xsd#r_DedicatedTransportationSolutionsMember"/>
    <link:definitionArc xlink:arcrole="http://xbrl.org/int/dim/arcrole/domain-member" xlink:from="loc_us-gaap_SegmentDomain_d4c66c4a-f5cb-4a29-acab-5f846762c5ab" xlink:to="loc_r_DedicatedTransportationSolutionsMember_9ae65921-16fe-44b8-b5e4-57b29e800892" xlink:type="arc" order="2"/>
    <link:loc xlink:type="locator" xlink:label="loc_srt_ProductOrServiceAxis_add15114-ebfe-4d07-892a-4043c90799cd" xlink:href="https://xbrl.fasb.org/srt/2022/elts/srt-2022.xsd#srt_ProductOrServiceAxis"/>
    <link:definitionArc xlink:arcrole="http://xbrl.org/int/dim/arcrole/hypercube-dimension" xlink:from="loc_us-gaap_ScheduleOfSegmentReportingInformationBySegmentTable_bc48ab78-2310-4a4a-9f56-e1443b6876cf" xlink:to="loc_srt_ProductOrServiceAxis_add15114-ebfe-4d07-892a-4043c90799cd" xlink:type="arc" order="3"/>
    <link:loc xlink:type="locator" xlink:label="loc_srt_ProductsAndServicesDomain_add15114-ebfe-4d07-892a-4043c90799cd_default" xlink:href="https://xbrl.fasb.org/srt/2022/elts/srt-2022.xsd#srt_ProductsAndServicesDomain"/>
    <link:definitionArc xlink:arcrole="http://xbrl.org/int/dim/arcrole/dimension-default" xlink:from="loc_srt_ProductOrServiceAxis_add15114-ebfe-4d07-892a-4043c90799cd" xlink:to="loc_srt_ProductsAndServicesDomain_add15114-ebfe-4d07-892a-4043c90799cd_default" xlink:type="arc" order="1"/>
    <link:loc xlink:type="locator" xlink:label="loc_srt_ProductsAndServicesDomain_e158eeb6-c85b-453b-9217-760be7f7c5f3" xlink:href="https://xbrl.fasb.org/srt/2022/elts/srt-2022.xsd#srt_ProductsAndServicesDomain"/>
    <link:definitionArc xlink:arcrole="http://xbrl.org/int/dim/arcrole/dimension-domain" xlink:from="loc_srt_ProductOrServiceAxis_add15114-ebfe-4d07-892a-4043c90799cd" xlink:to="loc_srt_ProductsAndServicesDomain_e158eeb6-c85b-453b-9217-760be7f7c5f3" xlink:type="arc" order="1"/>
    <link:loc xlink:type="locator" xlink:label="loc_r_ChoiceLeaseMember_a242652e-b45b-4567-b405-67ae152503f4" xlink:href="r-20221231.xsd#r_ChoiceLeaseMember"/>
    <link:definitionArc xlink:arcrole="http://xbrl.org/int/dim/arcrole/domain-member" xlink:from="loc_srt_ProductsAndServicesDomain_e158eeb6-c85b-453b-9217-760be7f7c5f3" xlink:to="loc_r_ChoiceLeaseMember_a242652e-b45b-4567-b405-67ae152503f4" xlink:type="arc" order="0"/>
    <link:loc xlink:type="locator" xlink:label="loc_r_CommercialRentalMember_e0cd6719-abe6-446c-b5bb-812f91317366" xlink:href="r-20221231.xsd#r_CommercialRentalMember"/>
    <link:definitionArc xlink:arcrole="http://xbrl.org/int/dim/arcrole/domain-member" xlink:from="loc_srt_ProductsAndServicesDomain_e158eeb6-c85b-453b-9217-760be7f7c5f3" xlink:to="loc_r_CommercialRentalMember_e0cd6719-abe6-446c-b5bb-812f91317366" xlink:type="arc" order="1"/>
    <link:loc xlink:type="locator" xlink:label="loc_r_SelectCareAndOtherMember_d4ae40f9-0ce0-41b6-836b-0a360029534d" xlink:href="r-20221231.xsd#r_SelectCareAndOtherMember"/>
    <link:definitionArc xlink:arcrole="http://xbrl.org/int/dim/arcrole/domain-member" xlink:from="loc_srt_ProductsAndServicesDomain_e158eeb6-c85b-453b-9217-760be7f7c5f3" xlink:to="loc_r_SelectCareAndOtherMember_d4ae40f9-0ce0-41b6-836b-0a360029534d" xlink:type="arc" order="2"/>
    <link:loc xlink:type="locator" xlink:label="loc_r_FuelServicesAndChoiceLeaseLiabilityInsuranceRevenueMember_831936c7-d1a2-45fc-a7b5-ed2e96539ad8" xlink:href="r-20221231.xsd#r_FuelServicesAndChoiceLeaseLiabilityInsuranceRevenueMember"/>
    <link:definitionArc xlink:arcrole="http://xbrl.org/int/dim/arcrole/domain-member" xlink:from="loc_srt_ProductsAndServicesDomain_e158eeb6-c85b-453b-9217-760be7f7c5f3" xlink:to="loc_r_FuelServicesAndChoiceLeaseLiabilityInsuranceRevenueMember_831936c7-d1a2-45fc-a7b5-ed2e96539ad8" xlink:type="arc" order="3"/>
  </link:definitionLink>
  <link:roleRef roleURI="http://www.ryder.com/role/SEGMENTREPORTINGOtherSegmentInformationDetails" xlink:type="simple" xlink:href="r-20221231.xsd#SEGMENTREPORTINGOtherSegmentInformationDetails"/>
  <link:definitionLink xlink:role="http://www.ryder.com/role/SEGMENTREPORTINGOtherSegmentInformationDetails" xlink:type="extended" id="i243d731e992c4464b86360c04cb77d07_SEGMENTREPORTINGOtherSegmentInformationDetails">
    <link:loc xlink:type="locator" xlink:label="loc_us-gaap_SegmentReportingInformationLineItems_be58a51a-4754-46c5-b463-6a8468a97bcb" xlink:href="https://xbrl.fasb.org/us-gaap/2022/elts/us-gaap-2022.xsd#us-gaap_SegmentReportingInformationLineItems"/>
    <link:loc xlink:type="locator" xlink:label="loc_us-gaap_Depreciation_92328602-203e-4594-9a11-4a9b1b51b533" xlink:href="https://xbrl.fasb.org/us-gaap/2022/elts/us-gaap-2022.xsd#us-gaap_Depreciation"/>
    <link:definitionArc xlink:arcrole="http://xbrl.org/int/dim/arcrole/domain-member" xlink:from="loc_us-gaap_SegmentReportingInformationLineItems_be58a51a-4754-46c5-b463-6a8468a97bcb" xlink:to="loc_us-gaap_Depreciation_92328602-203e-4594-9a11-4a9b1b51b533" xlink:type="arc" order="0"/>
    <link:loc xlink:type="locator" xlink:label="loc_r_AmortizationExpenseAndOtherNonCashChargesNetAndNonCashLeaseExpense_a063d8c8-866c-4d5b-9663-658b6b683b9e" xlink:href="r-20221231.xsd#r_AmortizationExpenseAndOtherNonCashChargesNetAndNonCashLeaseExpense"/>
    <link:definitionArc xlink:arcrole="http://xbrl.org/int/dim/arcrole/domain-member" xlink:from="loc_us-gaap_SegmentReportingInformationLineItems_be58a51a-4754-46c5-b463-6a8468a97bcb" xlink:to="loc_r_AmortizationExpenseAndOtherNonCashChargesNetAndNonCashLeaseExpense_a063d8c8-866c-4d5b-9663-658b6b683b9e" xlink:type="arc" order="1"/>
    <link:loc xlink:type="locator" xlink:label="loc_us-gaap_AmortizationOfIntangibleAssets_a1c60fc6-d25c-4cfb-ac41-76edcd6b8f10" xlink:href="https://xbrl.fasb.org/us-gaap/2022/elts/us-gaap-2022.xsd#us-gaap_AmortizationOfIntangibleAssets"/>
    <link:definitionArc xlink:arcrole="http://xbrl.org/int/dim/arcrole/domain-member" xlink:from="loc_us-gaap_SegmentReportingInformationLineItems_be58a51a-4754-46c5-b463-6a8468a97bcb" xlink:to="loc_us-gaap_AmortizationOfIntangibleAssets_a1c60fc6-d25c-4cfb-ac41-76edcd6b8f10" xlink:type="arc" order="2"/>
    <link:loc xlink:type="locator" xlink:label="loc_us-gaap_InterestIncomeExpenseNet_27e40f33-dc10-4be0-8ca5-02f79672ad88" xlink:href="https://xbrl.fasb.org/us-gaap/2022/elts/us-gaap-2022.xsd#us-gaap_InterestIncomeExpenseNet"/>
    <link:definitionArc xlink:arcrole="http://xbrl.org/int/dim/arcrole/domain-member" xlink:from="loc_us-gaap_SegmentReportingInformationLineItems_be58a51a-4754-46c5-b463-6a8468a97bcb" xlink:to="loc_us-gaap_InterestIncomeExpenseNet_27e40f33-dc10-4be0-8ca5-02f79672ad88" xlink:type="arc" order="3"/>
    <link:loc xlink:type="locator" xlink:label="loc_us-gaap_PaymentsToAcquireProductiveAssets_c896d1da-7a67-4a05-a71c-ad295c5de6bc" xlink:href="https://xbrl.fasb.org/us-gaap/2022/elts/us-gaap-2022.xsd#us-gaap_PaymentsToAcquireProductiveAssets"/>
    <link:definitionArc xlink:arcrole="http://xbrl.org/int/dim/arcrole/domain-member" xlink:from="loc_us-gaap_SegmentReportingInformationLineItems_be58a51a-4754-46c5-b463-6a8468a97bcb" xlink:to="loc_us-gaap_PaymentsToAcquireProductiveAssets_c896d1da-7a67-4a05-a71c-ad295c5de6bc" xlink:type="arc" order="4"/>
    <link:loc xlink:type="locator" xlink:label="loc_us-gaap_Assets_a7a75bb4-b697-4ba6-a36e-fcf9abcb6be0" xlink:href="https://xbrl.fasb.org/us-gaap/2022/elts/us-gaap-2022.xsd#us-gaap_Assets"/>
    <link:definitionArc xlink:arcrole="http://xbrl.org/int/dim/arcrole/domain-member" xlink:from="loc_us-gaap_SegmentReportingInformationLineItems_be58a51a-4754-46c5-b463-6a8468a97bcb" xlink:to="loc_us-gaap_Assets_a7a75bb4-b697-4ba6-a36e-fcf9abcb6be0" xlink:type="arc" order="5"/>
    <link:loc xlink:type="locator" xlink:label="loc_r_DepreciationExpenseReallocatedToSegments_5fec48d2-f525-4da3-bbfd-fa06e22bc745" xlink:href="r-20221231.xsd#r_DepreciationExpenseReallocatedToSegments"/>
    <link:definitionArc xlink:arcrole="http://xbrl.org/int/dim/arcrole/domain-member" xlink:from="loc_us-gaap_SegmentReportingInformationLineItems_be58a51a-4754-46c5-b463-6a8468a97bcb" xlink:to="loc_r_DepreciationExpenseReallocatedToSegments_5fec48d2-f525-4da3-bbfd-fa06e22bc745" xlink:type="arc" order="6"/>
    <link:loc xlink:type="locator" xlink:label="loc_us-gaap_ScheduleOfSegmentReportingInformationBySegmentTable_7f114742-ead0-4228-aee3-25eef5f780e0" xlink:href="https://xbrl.fasb.org/us-gaap/2022/elts/us-gaap-2022.xsd#us-gaap_ScheduleOfSegmentReportingInformationBySegmentTable"/>
    <link:definitionArc xlink:arcrole="http://xbrl.org/int/dim/arcrole/all" xlink:from="loc_us-gaap_SegmentReportingInformationLineItems_be58a51a-4754-46c5-b463-6a8468a97bcb" xlink:to="loc_us-gaap_ScheduleOfSegmentReportingInformationBySegmentTable_7f114742-ead0-4228-aee3-25eef5f780e0" xlink:type="arc" order="1" xbrldt:closed="true" xbrldt:contextElement="segment"/>
    <link:loc xlink:type="locator" xlink:label="loc_srt_ConsolidationItemsAxis_aece8aaa-2cec-41cc-be52-2b4f426319e7" xlink:href="https://xbrl.fasb.org/srt/2022/elts/srt-2022.xsd#srt_ConsolidationItemsAxis"/>
    <link:definitionArc xlink:arcrole="http://xbrl.org/int/dim/arcrole/hypercube-dimension" xlink:from="loc_us-gaap_ScheduleOfSegmentReportingInformationBySegmentTable_7f114742-ead0-4228-aee3-25eef5f780e0" xlink:to="loc_srt_ConsolidationItemsAxis_aece8aaa-2cec-41cc-be52-2b4f426319e7" xlink:type="arc" order="1"/>
    <link:loc xlink:type="locator" xlink:label="loc_srt_ConsolidationItemsDomain_aece8aaa-2cec-41cc-be52-2b4f426319e7_default" xlink:href="https://xbrl.fasb.org/srt/2022/elts/srt-2022.xsd#srt_ConsolidationItemsDomain"/>
    <link:definitionArc xlink:arcrole="http://xbrl.org/int/dim/arcrole/dimension-default" xlink:from="loc_srt_ConsolidationItemsAxis_aece8aaa-2cec-41cc-be52-2b4f426319e7" xlink:to="loc_srt_ConsolidationItemsDomain_aece8aaa-2cec-41cc-be52-2b4f426319e7_default" xlink:type="arc" order="1"/>
    <link:loc xlink:type="locator" xlink:label="loc_srt_ConsolidationItemsDomain_24458f31-825b-42a4-b0a1-a62a713a2aa4" xlink:href="https://xbrl.fasb.org/srt/2022/elts/srt-2022.xsd#srt_ConsolidationItemsDomain"/>
    <link:definitionArc xlink:arcrole="http://xbrl.org/int/dim/arcrole/dimension-domain" xlink:from="loc_srt_ConsolidationItemsAxis_aece8aaa-2cec-41cc-be52-2b4f426319e7" xlink:to="loc_srt_ConsolidationItemsDomain_24458f31-825b-42a4-b0a1-a62a713a2aa4" xlink:type="arc" order="1"/>
    <link:loc xlink:type="locator" xlink:label="loc_us-gaap_OperatingSegmentsMember_7bf50a27-6655-44f3-b16c-ea5ce5d0c2b0" xlink:href="https://xbrl.fasb.org/us-gaap/2022/elts/us-gaap-2022.xsd#us-gaap_OperatingSegmentsMember"/>
    <link:definitionArc xlink:arcrole="http://xbrl.org/int/dim/arcrole/domain-member" xlink:from="loc_srt_ConsolidationItemsDomain_24458f31-825b-42a4-b0a1-a62a713a2aa4" xlink:to="loc_us-gaap_OperatingSegmentsMember_7bf50a27-6655-44f3-b16c-ea5ce5d0c2b0" xlink:type="arc" order="0"/>
    <link:loc xlink:type="locator" xlink:label="loc_us-gaap_MaterialReconcilingItemsMember_fda1aac6-0d8a-43b9-9feb-6546105f3f6c" xlink:href="https://xbrl.fasb.org/us-gaap/2022/elts/us-gaap-2022.xsd#us-gaap_MaterialReconcilingItemsMember"/>
    <link:definitionArc xlink:arcrole="http://xbrl.org/int/dim/arcrole/domain-member" xlink:from="loc_srt_ConsolidationItemsDomain_24458f31-825b-42a4-b0a1-a62a713a2aa4" xlink:to="loc_us-gaap_MaterialReconcilingItemsMember_fda1aac6-0d8a-43b9-9feb-6546105f3f6c" xlink:type="arc" order="1"/>
    <link:loc xlink:type="locator" xlink:label="loc_srt_ConsolidationEliminationsMember_f13dc75c-02e9-4b0f-a089-50398a7743b1" xlink:href="https://xbrl.fasb.org/srt/2022/elts/srt-2022.xsd#srt_ConsolidationEliminationsMember"/>
    <link:definitionArc xlink:arcrole="http://xbrl.org/int/dim/arcrole/domain-member" xlink:from="loc_srt_ConsolidationItemsDomain_24458f31-825b-42a4-b0a1-a62a713a2aa4" xlink:to="loc_srt_ConsolidationEliminationsMember_f13dc75c-02e9-4b0f-a089-50398a7743b1" xlink:type="arc" order="2"/>
    <link:loc xlink:type="locator" xlink:label="loc_us-gaap_StatementBusinessSegmentsAxis_fdd75836-0481-4e1d-a5d6-2a1378dab930" xlink:href="https://xbrl.fasb.org/us-gaap/2022/elts/us-gaap-2022.xsd#us-gaap_StatementBusinessSegmentsAxis"/>
    <link:definitionArc xlink:arcrole="http://xbrl.org/int/dim/arcrole/hypercube-dimension" xlink:from="loc_us-gaap_ScheduleOfSegmentReportingInformationBySegmentTable_7f114742-ead0-4228-aee3-25eef5f780e0" xlink:to="loc_us-gaap_StatementBusinessSegmentsAxis_fdd75836-0481-4e1d-a5d6-2a1378dab930" xlink:type="arc" order="2"/>
    <link:loc xlink:type="locator" xlink:label="loc_us-gaap_SegmentDomain_fdd75836-0481-4e1d-a5d6-2a1378dab930_default" xlink:href="https://xbrl.fasb.org/us-gaap/2022/elts/us-gaap-2022.xsd#us-gaap_SegmentDomain"/>
    <link:definitionArc xlink:arcrole="http://xbrl.org/int/dim/arcrole/dimension-default" xlink:from="loc_us-gaap_StatementBusinessSegmentsAxis_fdd75836-0481-4e1d-a5d6-2a1378dab930" xlink:to="loc_us-gaap_SegmentDomain_fdd75836-0481-4e1d-a5d6-2a1378dab930_default" xlink:type="arc" order="1"/>
    <link:loc xlink:type="locator" xlink:label="loc_us-gaap_SegmentDomain_374ef453-7f0d-447e-ac5d-afcd6bfcc771" xlink:href="https://xbrl.fasb.org/us-gaap/2022/elts/us-gaap-2022.xsd#us-gaap_SegmentDomain"/>
    <link:definitionArc xlink:arcrole="http://xbrl.org/int/dim/arcrole/dimension-domain" xlink:from="loc_us-gaap_StatementBusinessSegmentsAxis_fdd75836-0481-4e1d-a5d6-2a1378dab930" xlink:to="loc_us-gaap_SegmentDomain_374ef453-7f0d-447e-ac5d-afcd6bfcc771" xlink:type="arc" order="1"/>
    <link:loc xlink:type="locator" xlink:label="loc_r_FleetManagementSolutionsMember_31d46b06-f5b0-49d3-ab79-c407df55efaa" xlink:href="r-20221231.xsd#r_FleetManagementSolutionsMember"/>
    <link:definitionArc xlink:arcrole="http://xbrl.org/int/dim/arcrole/domain-member" xlink:from="loc_us-gaap_SegmentDomain_374ef453-7f0d-447e-ac5d-afcd6bfcc771" xlink:to="loc_r_FleetManagementSolutionsMember_31d46b06-f5b0-49d3-ab79-c407df55efaa" xlink:type="arc" order="0"/>
    <link:loc xlink:type="locator" xlink:label="loc_r_SupplyChainSolutionsMember_8118bb2f-7bea-402b-a7ef-ab28335c8967" xlink:href="r-20221231.xsd#r_SupplyChainSolutionsMember"/>
    <link:definitionArc xlink:arcrole="http://xbrl.org/int/dim/arcrole/domain-member" xlink:from="loc_us-gaap_SegmentDomain_374ef453-7f0d-447e-ac5d-afcd6bfcc771" xlink:to="loc_r_SupplyChainSolutionsMember_8118bb2f-7bea-402b-a7ef-ab28335c8967" xlink:type="arc" order="1"/>
    <link:loc xlink:type="locator" xlink:label="loc_r_DedicatedTransportationSolutionsMember_0b38acb7-d998-41dd-b8e0-80207d9341cc" xlink:href="r-20221231.xsd#r_DedicatedTransportationSolutionsMember"/>
    <link:definitionArc xlink:arcrole="http://xbrl.org/int/dim/arcrole/domain-member" xlink:from="loc_us-gaap_SegmentDomain_374ef453-7f0d-447e-ac5d-afcd6bfcc771" xlink:to="loc_r_DedicatedTransportationSolutionsMember_0b38acb7-d998-41dd-b8e0-80207d9341cc" xlink:type="arc" order="2"/>
  </link:definitionLink>
  <link:roleRef roleURI="http://www.ryder.com/role/SEGMENTREPORTINGGeographicInformationDetails" xlink:type="simple" xlink:href="r-20221231.xsd#SEGMENTREPORTINGGeographicInformationDetails"/>
  <link:definitionLink xlink:role="http://www.ryder.com/role/SEGMENTREPORTINGGeographicInformationDetails" xlink:type="extended" id="icdddb59ae0e14702b08f128efbe859d2_SEGMENTREPORTINGGeographicInformationDetails">
    <link:loc xlink:type="locator" xlink:label="loc_us-gaap_RevenuesFromExternalCustomersAndLongLivedAssetsLineItems_25f3e079-3efe-4e36-9e07-b68b50bf666e" xlink:href="https://xbrl.fasb.org/us-gaap/2022/elts/us-gaap-2022.xsd#us-gaap_RevenuesFromExternalCustomersAndLongLivedAssetsLineItems"/>
    <link:loc xlink:type="locator" xlink:label="loc_us-gaap_NoncurrentAssets_334b1d27-e59e-4e1e-a5c4-ff1b559f1a87" xlink:href="https://xbrl.fasb.org/us-gaap/2022/elts/us-gaap-2022.xsd#us-gaap_NoncurrentAssets"/>
    <link:definitionArc xlink:arcrole="http://xbrl.org/int/dim/arcrole/domain-member" xlink:from="loc_us-gaap_RevenuesFromExternalCustomersAndLongLivedAssetsLineItems_25f3e079-3efe-4e36-9e07-b68b50bf666e" xlink:to="loc_us-gaap_NoncurrentAssets_334b1d27-e59e-4e1e-a5c4-ff1b559f1a87" xlink:type="arc" order="0"/>
    <link:loc xlink:type="locator" xlink:label="loc_us-gaap_ScheduleOfRevenuesFromExternalCustomersAndLongLivedAssetsTable_436c9e5f-d0ca-476f-9ce7-c7e2deddce47" xlink:href="https://xbrl.fasb.org/us-gaap/2022/elts/us-gaap-2022.xsd#us-gaap_ScheduleOfRevenuesFromExternalCustomersAndLongLivedAssetsTable"/>
    <link:definitionArc xlink:arcrole="http://xbrl.org/int/dim/arcrole/all" xlink:from="loc_us-gaap_RevenuesFromExternalCustomersAndLongLivedAssetsLineItems_25f3e079-3efe-4e36-9e07-b68b50bf666e" xlink:to="loc_us-gaap_ScheduleOfRevenuesFromExternalCustomersAndLongLivedAssetsTable_436c9e5f-d0ca-476f-9ce7-c7e2deddce47" xlink:type="arc" order="1" xbrldt:closed="true" xbrldt:contextElement="segment"/>
    <link:loc xlink:type="locator" xlink:label="loc_srt_StatementGeographicalAxis_0bb7ba7c-93e5-44c2-9875-b6e44565df21" xlink:href="https://xbrl.fasb.org/srt/2022/elts/srt-2022.xsd#srt_StatementGeographicalAxis"/>
    <link:definitionArc xlink:arcrole="http://xbrl.org/int/dim/arcrole/hypercube-dimension" xlink:from="loc_us-gaap_ScheduleOfRevenuesFromExternalCustomersAndLongLivedAssetsTable_436c9e5f-d0ca-476f-9ce7-c7e2deddce47" xlink:to="loc_srt_StatementGeographicalAxis_0bb7ba7c-93e5-44c2-9875-b6e44565df21" xlink:type="arc" order="1"/>
    <link:loc xlink:type="locator" xlink:label="loc_srt_SegmentGeographicalDomain_0bb7ba7c-93e5-44c2-9875-b6e44565df21_default" xlink:href="https://xbrl.fasb.org/srt/2022/elts/srt-2022.xsd#srt_SegmentGeographicalDomain"/>
    <link:definitionArc xlink:arcrole="http://xbrl.org/int/dim/arcrole/dimension-default" xlink:from="loc_srt_StatementGeographicalAxis_0bb7ba7c-93e5-44c2-9875-b6e44565df21" xlink:to="loc_srt_SegmentGeographicalDomain_0bb7ba7c-93e5-44c2-9875-b6e44565df21_default" xlink:type="arc" order="1"/>
    <link:loc xlink:type="locator" xlink:label="loc_srt_SegmentGeographicalDomain_bacc5edb-99ae-476a-98a3-17686fd2e0a1" xlink:href="https://xbrl.fasb.org/srt/2022/elts/srt-2022.xsd#srt_SegmentGeographicalDomain"/>
    <link:definitionArc xlink:arcrole="http://xbrl.org/int/dim/arcrole/dimension-domain" xlink:from="loc_srt_StatementGeographicalAxis_0bb7ba7c-93e5-44c2-9875-b6e44565df21" xlink:to="loc_srt_SegmentGeographicalDomain_bacc5edb-99ae-476a-98a3-17686fd2e0a1" xlink:type="arc" order="1"/>
    <link:loc xlink:type="locator" xlink:label="loc_country_US_e62cbb36-e6ab-481d-8c22-057541ba4430" xlink:href="https://xbrl.sec.gov/country/2022/country-2022.xsd#country_US"/>
    <link:definitionArc xlink:arcrole="http://xbrl.org/int/dim/arcrole/domain-member" xlink:from="loc_srt_SegmentGeographicalDomain_bacc5edb-99ae-476a-98a3-17686fd2e0a1" xlink:to="loc_country_US_e62cbb36-e6ab-481d-8c22-057541ba4430" xlink:type="arc" order="0"/>
    <link:loc xlink:type="locator" xlink:label="loc_us-gaap_NonUsMember_c4bcd2ab-6e83-4ca5-9002-d95ea32253be" xlink:href="https://xbrl.fasb.org/us-gaap/2022/elts/us-gaap-2022.xsd#us-gaap_NonUsMember"/>
    <link:definitionArc xlink:arcrole="http://xbrl.org/int/dim/arcrole/domain-member" xlink:from="loc_srt_SegmentGeographicalDomain_bacc5edb-99ae-476a-98a3-17686fd2e0a1" xlink:to="loc_us-gaap_NonUsMember_c4bcd2ab-6e83-4ca5-9002-d95ea32253be" xlink:type="arc" order="1"/>
    <link:loc xlink:type="locator" xlink:label="loc_country_CA_e3727aa9-bad1-4de0-828e-76afb9a4f6f1" xlink:href="https://xbrl.sec.gov/country/2022/country-2022.xsd#country_CA"/>
    <link:definitionArc xlink:arcrole="http://xbrl.org/int/dim/arcrole/domain-member" xlink:from="loc_us-gaap_NonUsMember_c4bcd2ab-6e83-4ca5-9002-d95ea32253be" xlink:to="loc_country_CA_e3727aa9-bad1-4de0-828e-76afb9a4f6f1" xlink:type="arc" order="1"/>
    <link:loc xlink:type="locator" xlink:label="loc_srt_EuropeMember_d8e50f3d-48f9-4bac-ab43-a4708c038038" xlink:href="https://xbrl.fasb.org/srt/2022/elts/srt-2022.xsd#srt_EuropeMember"/>
    <link:definitionArc xlink:arcrole="http://xbrl.org/int/dim/arcrole/domain-member" xlink:from="loc_us-gaap_NonUsMember_c4bcd2ab-6e83-4ca5-9002-d95ea32253be" xlink:to="loc_srt_EuropeMember_d8e50f3d-48f9-4bac-ab43-a4708c038038" xlink:type="arc" order="2"/>
    <link:loc xlink:type="locator" xlink:label="loc_country_MX_8e83cf9b-93fa-4e20-92d5-5ae3dd6e0239" xlink:href="https://xbrl.sec.gov/country/2022/country-2022.xsd#country_MX"/>
    <link:definitionArc xlink:arcrole="http://xbrl.org/int/dim/arcrole/domain-member" xlink:from="loc_us-gaap_NonUsMember_c4bcd2ab-6e83-4ca5-9002-d95ea32253be" xlink:to="loc_country_MX_8e83cf9b-93fa-4e20-92d5-5ae3dd6e0239" xlink:type="arc" order="3"/>
    <link:loc xlink:type="locator" xlink:label="loc_r_OtherMember_8c5a3369-831d-4896-9437-5014898ea410" xlink:href="r-20221231.xsd#r_OtherMember"/>
    <link:definitionArc xlink:arcrole="http://xbrl.org/int/dim/arcrole/domain-member" xlink:from="loc_us-gaap_NonUsMember_c4bcd2ab-6e83-4ca5-9002-d95ea32253be" xlink:to="loc_r_OtherMember_8c5a3369-831d-4896-9437-5014898ea410" xlink:type="arc" order="4"/>
  </link:definitionLink>
  <link:roleRef roleURI="http://www.ryder.com/role/REVENUEDisaggregationofRevenuebyGeographicalMarketandIndustryDetails" xlink:type="simple" xlink:href="r-20221231.xsd#REVENUEDisaggregationofRevenuebyGeographicalMarketandIndustryDetails"/>
  <link:definitionLink xlink:role="http://www.ryder.com/role/REVENUEDisaggregationofRevenuebyGeographicalMarketandIndustryDetails" xlink:type="extended" id="ie87676d0d376470a8c869c822b70c454_REVENUEDisaggregationofRevenuebyGeographicalMarketandIndustryDetails">
    <link:loc xlink:type="locator" xlink:label="loc_us-gaap_DisaggregationOfRevenueLineItems_6f3cae45-110f-41e1-bc71-2918c8e0d39f" xlink:href="https://xbrl.fasb.org/us-gaap/2022/elts/us-gaap-2022.xsd#us-gaap_DisaggregationOfRevenueLineItems"/>
    <link:loc xlink:type="locator" xlink:label="loc_us-gaap_Revenues_bb5023a2-fd3d-4760-a42f-a2d858494bf4" xlink:href="https://xbrl.fasb.org/us-gaap/2022/elts/us-gaap-2022.xsd#us-gaap_Revenues"/>
    <link:definitionArc xlink:arcrole="http://xbrl.org/int/dim/arcrole/domain-member" xlink:from="loc_us-gaap_DisaggregationOfRevenueLineItems_6f3cae45-110f-41e1-bc71-2918c8e0d39f" xlink:to="loc_us-gaap_Revenues_bb5023a2-fd3d-4760-a42f-a2d858494bf4" xlink:type="arc" order="0"/>
    <link:loc xlink:type="locator" xlink:label="loc_us-gaap_DisaggregationOfRevenueTable_ca4827ca-68a2-4d16-8cbe-5ae9861935cf" xlink:href="https://xbrl.fasb.org/us-gaap/2022/elts/us-gaap-2022.xsd#us-gaap_DisaggregationOfRevenueTable"/>
    <link:definitionArc xlink:arcrole="http://xbrl.org/int/dim/arcrole/all" xlink:from="loc_us-gaap_DisaggregationOfRevenueLineItems_6f3cae45-110f-41e1-bc71-2918c8e0d39f" xlink:to="loc_us-gaap_DisaggregationOfRevenueTable_ca4827ca-68a2-4d16-8cbe-5ae9861935cf" xlink:type="arc" order="1" xbrldt:closed="true" xbrldt:contextElement="segment"/>
    <link:loc xlink:type="locator" xlink:label="loc_srt_ConsolidationItemsAxis_5db413d6-872f-42e7-add2-305b735928e8" xlink:href="https://xbrl.fasb.org/srt/2022/elts/srt-2022.xsd#srt_ConsolidationItemsAxis"/>
    <link:definitionArc xlink:arcrole="http://xbrl.org/int/dim/arcrole/hypercube-dimension" xlink:from="loc_us-gaap_DisaggregationOfRevenueTable_ca4827ca-68a2-4d16-8cbe-5ae9861935cf" xlink:to="loc_srt_ConsolidationItemsAxis_5db413d6-872f-42e7-add2-305b735928e8" xlink:type="arc" order="1"/>
    <link:loc xlink:type="locator" xlink:label="loc_srt_ConsolidationItemsDomain_5db413d6-872f-42e7-add2-305b735928e8_default" xlink:href="https://xbrl.fasb.org/srt/2022/elts/srt-2022.xsd#srt_ConsolidationItemsDomain"/>
    <link:definitionArc xlink:arcrole="http://xbrl.org/int/dim/arcrole/dimension-default" xlink:from="loc_srt_ConsolidationItemsAxis_5db413d6-872f-42e7-add2-305b735928e8" xlink:to="loc_srt_ConsolidationItemsDomain_5db413d6-872f-42e7-add2-305b735928e8_default" xlink:type="arc" order="1"/>
    <link:loc xlink:type="locator" xlink:label="loc_srt_ConsolidationItemsDomain_d8eadf74-cb77-412e-a287-7b4686b18285" xlink:href="https://xbrl.fasb.org/srt/2022/elts/srt-2022.xsd#srt_ConsolidationItemsDomain"/>
    <link:definitionArc xlink:arcrole="http://xbrl.org/int/dim/arcrole/dimension-domain" xlink:from="loc_srt_ConsolidationItemsAxis_5db413d6-872f-42e7-add2-305b735928e8" xlink:to="loc_srt_ConsolidationItemsDomain_d8eadf74-cb77-412e-a287-7b4686b18285" xlink:type="arc" order="1"/>
    <link:loc xlink:type="locator" xlink:label="loc_us-gaap_OperatingSegmentsMember_1bf84702-7b00-4188-8bf3-146bad12010c" xlink:href="https://xbrl.fasb.org/us-gaap/2022/elts/us-gaap-2022.xsd#us-gaap_OperatingSegmentsMember"/>
    <link:definitionArc xlink:arcrole="http://xbrl.org/int/dim/arcrole/domain-member" xlink:from="loc_srt_ConsolidationItemsDomain_d8eadf74-cb77-412e-a287-7b4686b18285" xlink:to="loc_us-gaap_OperatingSegmentsMember_1bf84702-7b00-4188-8bf3-146bad12010c" xlink:type="arc" order="0"/>
    <link:loc xlink:type="locator" xlink:label="loc_us-gaap_IntersegmentEliminationMember_4cdd47e1-bdfd-4bd7-8fde-ba370423f3c5" xlink:href="https://xbrl.fasb.org/us-gaap/2022/elts/us-gaap-2022.xsd#us-gaap_IntersegmentEliminationMember"/>
    <link:definitionArc xlink:arcrole="http://xbrl.org/int/dim/arcrole/domain-member" xlink:from="loc_srt_ConsolidationItemsDomain_d8eadf74-cb77-412e-a287-7b4686b18285" xlink:to="loc_us-gaap_IntersegmentEliminationMember_4cdd47e1-bdfd-4bd7-8fde-ba370423f3c5" xlink:type="arc" order="1"/>
    <link:loc xlink:type="locator" xlink:label="loc_us-gaap_StatementBusinessSegmentsAxis_a6ed872e-060c-49a1-9587-1b2c33975d73" xlink:href="https://xbrl.fasb.org/us-gaap/2022/elts/us-gaap-2022.xsd#us-gaap_StatementBusinessSegmentsAxis"/>
    <link:definitionArc xlink:arcrole="http://xbrl.org/int/dim/arcrole/hypercube-dimension" xlink:from="loc_us-gaap_DisaggregationOfRevenueTable_ca4827ca-68a2-4d16-8cbe-5ae9861935cf" xlink:to="loc_us-gaap_StatementBusinessSegmentsAxis_a6ed872e-060c-49a1-9587-1b2c33975d73" xlink:type="arc" order="2"/>
    <link:loc xlink:type="locator" xlink:label="loc_us-gaap_SegmentDomain_a6ed872e-060c-49a1-9587-1b2c33975d73_default" xlink:href="https://xbrl.fasb.org/us-gaap/2022/elts/us-gaap-2022.xsd#us-gaap_SegmentDomain"/>
    <link:definitionArc xlink:arcrole="http://xbrl.org/int/dim/arcrole/dimension-default" xlink:from="loc_us-gaap_StatementBusinessSegmentsAxis_a6ed872e-060c-49a1-9587-1b2c33975d73" xlink:to="loc_us-gaap_SegmentDomain_a6ed872e-060c-49a1-9587-1b2c33975d73_default" xlink:type="arc" order="1"/>
    <link:loc xlink:type="locator" xlink:label="loc_us-gaap_SegmentDomain_ed5fdb98-c886-4630-a7f3-08a2881f011e" xlink:href="https://xbrl.fasb.org/us-gaap/2022/elts/us-gaap-2022.xsd#us-gaap_SegmentDomain"/>
    <link:definitionArc xlink:arcrole="http://xbrl.org/int/dim/arcrole/dimension-domain" xlink:from="loc_us-gaap_StatementBusinessSegmentsAxis_a6ed872e-060c-49a1-9587-1b2c33975d73" xlink:to="loc_us-gaap_SegmentDomain_ed5fdb98-c886-4630-a7f3-08a2881f011e" xlink:type="arc" order="1"/>
    <link:loc xlink:type="locator" xlink:label="loc_r_FleetManagementSolutionsMember_cbc832e7-ce6a-447c-a0f1-ee4c8c79a7ea" xlink:href="r-20221231.xsd#r_FleetManagementSolutionsMember"/>
    <link:definitionArc xlink:arcrole="http://xbrl.org/int/dim/arcrole/domain-member" xlink:from="loc_us-gaap_SegmentDomain_ed5fdb98-c886-4630-a7f3-08a2881f011e" xlink:to="loc_r_FleetManagementSolutionsMember_cbc832e7-ce6a-447c-a0f1-ee4c8c79a7ea" xlink:type="arc" order="0"/>
    <link:loc xlink:type="locator" xlink:label="loc_r_SupplyChainSolutionsMember_254ea4b1-16a0-4f8f-ba1c-09c0536aaa30" xlink:href="r-20221231.xsd#r_SupplyChainSolutionsMember"/>
    <link:definitionArc xlink:arcrole="http://xbrl.org/int/dim/arcrole/domain-member" xlink:from="loc_us-gaap_SegmentDomain_ed5fdb98-c886-4630-a7f3-08a2881f011e" xlink:to="loc_r_SupplyChainSolutionsMember_254ea4b1-16a0-4f8f-ba1c-09c0536aaa30" xlink:type="arc" order="1"/>
    <link:loc xlink:type="locator" xlink:label="loc_r_DedicatedTransportationSolutionsMember_9afe7185-28cd-46c6-b3eb-347d4e1ca444" xlink:href="r-20221231.xsd#r_DedicatedTransportationSolutionsMember"/>
    <link:definitionArc xlink:arcrole="http://xbrl.org/int/dim/arcrole/domain-member" xlink:from="loc_us-gaap_SegmentDomain_ed5fdb98-c886-4630-a7f3-08a2881f011e" xlink:to="loc_r_DedicatedTransportationSolutionsMember_9afe7185-28cd-46c6-b3eb-347d4e1ca444" xlink:type="arc" order="2"/>
    <link:loc xlink:type="locator" xlink:label="loc_srt_StatementGeographicalAxis_95840883-f1c7-481d-8023-0107b7632769" xlink:href="https://xbrl.fasb.org/srt/2022/elts/srt-2022.xsd#srt_StatementGeographicalAxis"/>
    <link:definitionArc xlink:arcrole="http://xbrl.org/int/dim/arcrole/hypercube-dimension" xlink:from="loc_us-gaap_DisaggregationOfRevenueTable_ca4827ca-68a2-4d16-8cbe-5ae9861935cf" xlink:to="loc_srt_StatementGeographicalAxis_95840883-f1c7-481d-8023-0107b7632769" xlink:type="arc" order="3"/>
    <link:loc xlink:type="locator" xlink:label="loc_srt_SegmentGeographicalDomain_95840883-f1c7-481d-8023-0107b7632769_default" xlink:href="https://xbrl.fasb.org/srt/2022/elts/srt-2022.xsd#srt_SegmentGeographicalDomain"/>
    <link:definitionArc xlink:arcrole="http://xbrl.org/int/dim/arcrole/dimension-default" xlink:from="loc_srt_StatementGeographicalAxis_95840883-f1c7-481d-8023-0107b7632769" xlink:to="loc_srt_SegmentGeographicalDomain_95840883-f1c7-481d-8023-0107b7632769_default" xlink:type="arc" order="1"/>
    <link:loc xlink:type="locator" xlink:label="loc_srt_SegmentGeographicalDomain_7c9cb7c0-a6f5-4d0e-a5c7-1e1a370182ca" xlink:href="https://xbrl.fasb.org/srt/2022/elts/srt-2022.xsd#srt_SegmentGeographicalDomain"/>
    <link:definitionArc xlink:arcrole="http://xbrl.org/int/dim/arcrole/dimension-domain" xlink:from="loc_srt_StatementGeographicalAxis_95840883-f1c7-481d-8023-0107b7632769" xlink:to="loc_srt_SegmentGeographicalDomain_7c9cb7c0-a6f5-4d0e-a5c7-1e1a370182ca" xlink:type="arc" order="1"/>
    <link:loc xlink:type="locator" xlink:label="loc_country_US_80a943fa-e540-4b1d-95db-bb3fec2300b2" xlink:href="https://xbrl.sec.gov/country/2022/country-2022.xsd#country_US"/>
    <link:definitionArc xlink:arcrole="http://xbrl.org/int/dim/arcrole/domain-member" xlink:from="loc_srt_SegmentGeographicalDomain_7c9cb7c0-a6f5-4d0e-a5c7-1e1a370182ca" xlink:to="loc_country_US_80a943fa-e540-4b1d-95db-bb3fec2300b2" xlink:type="arc" order="0"/>
    <link:loc xlink:type="locator" xlink:label="loc_country_CA_9b52ac77-4484-48a8-bdfc-59d04fe8a503" xlink:href="https://xbrl.sec.gov/country/2022/country-2022.xsd#country_CA"/>
    <link:definitionArc xlink:arcrole="http://xbrl.org/int/dim/arcrole/domain-member" xlink:from="loc_srt_SegmentGeographicalDomain_7c9cb7c0-a6f5-4d0e-a5c7-1e1a370182ca" xlink:to="loc_country_CA_9b52ac77-4484-48a8-bdfc-59d04fe8a503" xlink:type="arc" order="1"/>
    <link:loc xlink:type="locator" xlink:label="loc_srt_EuropeMember_bbac6aa1-f445-4770-8867-6dd4c95693af" xlink:href="https://xbrl.fasb.org/srt/2022/elts/srt-2022.xsd#srt_EuropeMember"/>
    <link:definitionArc xlink:arcrole="http://xbrl.org/int/dim/arcrole/domain-member" xlink:from="loc_srt_SegmentGeographicalDomain_7c9cb7c0-a6f5-4d0e-a5c7-1e1a370182ca" xlink:to="loc_srt_EuropeMember_bbac6aa1-f445-4770-8867-6dd4c95693af" xlink:type="arc" order="2"/>
    <link:loc xlink:type="locator" xlink:label="loc_country_MX_76a709ac-37cf-4ae9-a79d-0d14eb39b9c3" xlink:href="https://xbrl.sec.gov/country/2022/country-2022.xsd#country_MX"/>
    <link:definitionArc xlink:arcrole="http://xbrl.org/int/dim/arcrole/domain-member" xlink:from="loc_srt_SegmentGeographicalDomain_7c9cb7c0-a6f5-4d0e-a5c7-1e1a370182ca" xlink:to="loc_country_MX_76a709ac-37cf-4ae9-a79d-0d14eb39b9c3" xlink:type="arc" order="3"/>
  </link:definitionLink>
  <link:roleRef roleURI="http://www.ryder.com/role/REVENUEDisaggregationofRevenuebyIndustryDetails" xlink:type="simple" xlink:href="r-20221231.xsd#REVENUEDisaggregationofRevenuebyIndustryDetails"/>
  <link:definitionLink xlink:role="http://www.ryder.com/role/REVENUEDisaggregationofRevenuebyIndustryDetails" xlink:type="extended" id="i788b9c18373b422882310e9df4bda178_REVENUEDisaggregationofRevenuebyIndustryDetails">
    <link:loc xlink:type="locator" xlink:label="loc_us-gaap_DisaggregationOfRevenueLineItems_e90e86f5-93dc-47bf-8ef6-6020359f2872" xlink:href="https://xbrl.fasb.org/us-gaap/2022/elts/us-gaap-2022.xsd#us-gaap_DisaggregationOfRevenueLineItems"/>
    <link:loc xlink:type="locator" xlink:label="loc_us-gaap_Revenues_7eca8659-aa39-4db5-9392-0a7f9b29dd3c" xlink:href="https://xbrl.fasb.org/us-gaap/2022/elts/us-gaap-2022.xsd#us-gaap_Revenues"/>
    <link:definitionArc xlink:arcrole="http://xbrl.org/int/dim/arcrole/domain-member" xlink:from="loc_us-gaap_DisaggregationOfRevenueLineItems_e90e86f5-93dc-47bf-8ef6-6020359f2872" xlink:to="loc_us-gaap_Revenues_7eca8659-aa39-4db5-9392-0a7f9b29dd3c" xlink:type="arc" order="0"/>
    <link:loc xlink:type="locator" xlink:label="loc_us-gaap_DisaggregationOfRevenueTable_80981a5d-76a3-4075-bf67-5635f21e49c6" xlink:href="https://xbrl.fasb.org/us-gaap/2022/elts/us-gaap-2022.xsd#us-gaap_DisaggregationOfRevenueTable"/>
    <link:definitionArc xlink:arcrole="http://xbrl.org/int/dim/arcrole/all" xlink:from="loc_us-gaap_DisaggregationOfRevenueLineItems_e90e86f5-93dc-47bf-8ef6-6020359f2872" xlink:to="loc_us-gaap_DisaggregationOfRevenueTable_80981a5d-76a3-4075-bf67-5635f21e49c6" xlink:type="arc" order="1" xbrldt:closed="true" xbrldt:contextElement="segment"/>
    <link:loc xlink:type="locator" xlink:label="loc_us-gaap_StatementBusinessSegmentsAxis_a7d29d39-0b9b-4cdd-a5e3-722c64c0e4e9" xlink:href="https://xbrl.fasb.org/us-gaap/2022/elts/us-gaap-2022.xsd#us-gaap_StatementBusinessSegmentsAxis"/>
    <link:definitionArc xlink:arcrole="http://xbrl.org/int/dim/arcrole/hypercube-dimension" xlink:from="loc_us-gaap_DisaggregationOfRevenueTable_80981a5d-76a3-4075-bf67-5635f21e49c6" xlink:to="loc_us-gaap_StatementBusinessSegmentsAxis_a7d29d39-0b9b-4cdd-a5e3-722c64c0e4e9" xlink:type="arc" order="1"/>
    <link:loc xlink:type="locator" xlink:label="loc_us-gaap_SegmentDomain_a7d29d39-0b9b-4cdd-a5e3-722c64c0e4e9_default" xlink:href="https://xbrl.fasb.org/us-gaap/2022/elts/us-gaap-2022.xsd#us-gaap_SegmentDomain"/>
    <link:definitionArc xlink:arcrole="http://xbrl.org/int/dim/arcrole/dimension-default" xlink:from="loc_us-gaap_StatementBusinessSegmentsAxis_a7d29d39-0b9b-4cdd-a5e3-722c64c0e4e9" xlink:to="loc_us-gaap_SegmentDomain_a7d29d39-0b9b-4cdd-a5e3-722c64c0e4e9_default" xlink:type="arc" order="1"/>
    <link:loc xlink:type="locator" xlink:label="loc_us-gaap_SegmentDomain_45d022e4-4ae8-4b89-a325-38a9ab90b6ce" xlink:href="https://xbrl.fasb.org/us-gaap/2022/elts/us-gaap-2022.xsd#us-gaap_SegmentDomain"/>
    <link:definitionArc xlink:arcrole="http://xbrl.org/int/dim/arcrole/dimension-domain" xlink:from="loc_us-gaap_StatementBusinessSegmentsAxis_a7d29d39-0b9b-4cdd-a5e3-722c64c0e4e9" xlink:to="loc_us-gaap_SegmentDomain_45d022e4-4ae8-4b89-a325-38a9ab90b6ce" xlink:type="arc" order="1"/>
    <link:loc xlink:type="locator" xlink:label="loc_r_SupplyChainSolutionsMember_3c9054b3-2ba4-4ce0-b0e1-965882108dee" xlink:href="r-20221231.xsd#r_SupplyChainSolutionsMember"/>
    <link:definitionArc xlink:arcrole="http://xbrl.org/int/dim/arcrole/domain-member" xlink:from="loc_us-gaap_SegmentDomain_45d022e4-4ae8-4b89-a325-38a9ab90b6ce" xlink:to="loc_r_SupplyChainSolutionsMember_3c9054b3-2ba4-4ce0-b0e1-965882108dee" xlink:type="arc" order="0"/>
    <link:loc xlink:type="locator" xlink:label="loc_us-gaap_EquitySecuritiesByIndustryAxis_d672782e-04f8-4a2f-84b3-2c8b0643dcd2" xlink:href="https://xbrl.fasb.org/us-gaap/2022/elts/us-gaap-2022.xsd#us-gaap_EquitySecuritiesByIndustryAxis"/>
    <link:definitionArc xlink:arcrole="http://xbrl.org/int/dim/arcrole/hypercube-dimension" xlink:from="loc_us-gaap_DisaggregationOfRevenueTable_80981a5d-76a3-4075-bf67-5635f21e49c6" xlink:to="loc_us-gaap_EquitySecuritiesByIndustryAxis_d672782e-04f8-4a2f-84b3-2c8b0643dcd2" xlink:type="arc" order="2"/>
    <link:loc xlink:type="locator" xlink:label="loc_us-gaap_EquitySecuritiesIndustryMember_d672782e-04f8-4a2f-84b3-2c8b0643dcd2_default" xlink:href="https://xbrl.fasb.org/us-gaap/2022/elts/us-gaap-2022.xsd#us-gaap_EquitySecuritiesIndustryMember"/>
    <link:definitionArc xlink:arcrole="http://xbrl.org/int/dim/arcrole/dimension-default" xlink:from="loc_us-gaap_EquitySecuritiesByIndustryAxis_d672782e-04f8-4a2f-84b3-2c8b0643dcd2" xlink:to="loc_us-gaap_EquitySecuritiesIndustryMember_d672782e-04f8-4a2f-84b3-2c8b0643dcd2_default" xlink:type="arc" order="1"/>
    <link:loc xlink:type="locator" xlink:label="loc_us-gaap_EquitySecuritiesIndustryMember_0d805a54-c1fc-466c-a1bf-0c82b5994841" xlink:href="https://xbrl.fasb.org/us-gaap/2022/elts/us-gaap-2022.xsd#us-gaap_EquitySecuritiesIndustryMember"/>
    <link:definitionArc xlink:arcrole="http://xbrl.org/int/dim/arcrole/dimension-domain" xlink:from="loc_us-gaap_EquitySecuritiesByIndustryAxis_d672782e-04f8-4a2f-84b3-2c8b0643dcd2" xlink:to="loc_us-gaap_EquitySecuritiesIndustryMember_0d805a54-c1fc-466c-a1bf-0c82b5994841" xlink:type="arc" order="1"/>
    <link:loc xlink:type="locator" xlink:label="loc_r_CPGandRetailMember_e6af1310-3378-49e3-9624-f5c2857dfaa6" xlink:href="r-20221231.xsd#r_CPGandRetailMember"/>
    <link:definitionArc xlink:arcrole="http://xbrl.org/int/dim/arcrole/domain-member" xlink:from="loc_us-gaap_EquitySecuritiesIndustryMember_0d805a54-c1fc-466c-a1bf-0c82b5994841" xlink:to="loc_r_CPGandRetailMember_e6af1310-3378-49e3-9624-f5c2857dfaa6" xlink:type="arc" order="0"/>
    <link:loc xlink:type="locator" xlink:label="loc_r_AutomotiveIndustryMember_ffc00549-aebc-4993-bcf8-c08c58548d9d" xlink:href="r-20221231.xsd#r_AutomotiveIndustryMember"/>
    <link:definitionArc xlink:arcrole="http://xbrl.org/int/dim/arcrole/domain-member" xlink:from="loc_us-gaap_EquitySecuritiesIndustryMember_0d805a54-c1fc-466c-a1bf-0c82b5994841" xlink:to="loc_r_AutomotiveIndustryMember_ffc00549-aebc-4993-bcf8-c08c58548d9d" xlink:type="arc" order="1"/>
    <link:loc xlink:type="locator" xlink:label="loc_r_TechnologyandHealthcareMember_dfee3d5e-8bb3-4e4f-9b56-4f57fa34dfa7" xlink:href="r-20221231.xsd#r_TechnologyandHealthcareMember"/>
    <link:definitionArc xlink:arcrole="http://xbrl.org/int/dim/arcrole/domain-member" xlink:from="loc_us-gaap_EquitySecuritiesIndustryMember_0d805a54-c1fc-466c-a1bf-0c82b5994841" xlink:to="loc_r_TechnologyandHealthcareMember_dfee3d5e-8bb3-4e4f-9b56-4f57fa34dfa7" xlink:type="arc" order="2"/>
    <link:loc xlink:type="locator" xlink:label="loc_r_IndustrialandOtherMember_b05f6aba-ee36-4c32-8361-c030751d81d3" xlink:href="r-20221231.xsd#r_IndustrialandOtherMember"/>
    <link:definitionArc xlink:arcrole="http://xbrl.org/int/dim/arcrole/domain-member" xlink:from="loc_us-gaap_EquitySecuritiesIndustryMember_0d805a54-c1fc-466c-a1bf-0c82b5994841" xlink:to="loc_r_IndustrialandOtherMember_b05f6aba-ee36-4c32-8361-c030751d81d3" xlink:type="arc" order="3"/>
  </link:definitionLink>
  <link:roleRef roleURI="http://www.ryder.com/role/REVENUENarrativeDetails" xlink:type="simple" xlink:href="r-20221231.xsd#REVENUENarrativeDetails"/>
  <link:definitionLink xlink:role="http://www.ryder.com/role/REVENUENarrativeDetails" xlink:type="extended" id="if2c7af238ffd48a8af44efd1417e10ea_REVENUENarrativeDetails">
    <link:loc xlink:type="locator" xlink:label="loc_us-gaap_DisaggregationOfRevenueLineItems_d7a653bb-fee8-43ec-a030-e20d0b49670c" xlink:href="https://xbrl.fasb.org/us-gaap/2022/elts/us-gaap-2022.xsd#us-gaap_DisaggregationOfRevenueLineItems"/>
    <link:loc xlink:type="locator" xlink:label="loc_us-gaap_OperatingLeaseLeaseIncome_17d6ae77-9ccf-43ac-b5ad-dcc1606fb7be" xlink:href="https://xbrl.fasb.org/us-gaap/2022/elts/us-gaap-2022.xsd#us-gaap_OperatingLeaseLeaseIncome"/>
    <link:definitionArc xlink:arcrole="http://xbrl.org/int/dim/arcrole/domain-member" xlink:from="loc_us-gaap_DisaggregationOfRevenueLineItems_d7a653bb-fee8-43ec-a030-e20d0b49670c" xlink:to="loc_us-gaap_OperatingLeaseLeaseIncome_17d6ae77-9ccf-43ac-b5ad-dcc1606fb7be" xlink:type="arc" order="0"/>
    <link:loc xlink:type="locator" xlink:label="loc_us-gaap_RevenueRemainingPerformanceObligation_4622638c-811c-4058-8772-d65e58f513ae" xlink:href="https://xbrl.fasb.org/us-gaap/2022/elts/us-gaap-2022.xsd#us-gaap_RevenueRemainingPerformanceObligation"/>
    <link:definitionArc xlink:arcrole="http://xbrl.org/int/dim/arcrole/domain-member" xlink:from="loc_us-gaap_DisaggregationOfRevenueLineItems_d7a653bb-fee8-43ec-a030-e20d0b49670c" xlink:to="loc_us-gaap_RevenueRemainingPerformanceObligation_4622638c-811c-4058-8772-d65e58f513ae" xlink:type="arc" order="1"/>
    <link:loc xlink:type="locator" xlink:label="loc_us-gaap_SalesTypeLeaseInitialDirectCostExpenseCommencement_100827ec-8c0a-4265-b159-d35b2a0d1b67" xlink:href="https://xbrl.fasb.org/us-gaap/2022/elts/us-gaap-2022.xsd#us-gaap_SalesTypeLeaseInitialDirectCostExpenseCommencement"/>
    <link:definitionArc xlink:arcrole="http://xbrl.org/int/dim/arcrole/domain-member" xlink:from="loc_us-gaap_DisaggregationOfRevenueLineItems_d7a653bb-fee8-43ec-a030-e20d0b49670c" xlink:to="loc_us-gaap_SalesTypeLeaseInitialDirectCostExpenseCommencement_100827ec-8c0a-4265-b159-d35b2a0d1b67" xlink:type="arc" order="2"/>
    <link:loc xlink:type="locator" xlink:label="loc_r_ContractWithCustomerCapitalizedSalesCommissionsAmortization_34042fe6-6741-4437-928d-37156755a3e6" xlink:href="r-20221231.xsd#r_ContractWithCustomerCapitalizedSalesCommissionsAmortization"/>
    <link:definitionArc xlink:arcrole="http://xbrl.org/int/dim/arcrole/domain-member" xlink:from="loc_us-gaap_DisaggregationOfRevenueLineItems_d7a653bb-fee8-43ec-a030-e20d0b49670c" xlink:to="loc_r_ContractWithCustomerCapitalizedSalesCommissionsAmortization_34042fe6-6741-4437-928d-37156755a3e6" xlink:type="arc" order="3"/>
    <link:loc xlink:type="locator" xlink:label="loc_us-gaap_CapitalizedContractCostGross_e2eaa087-8cdc-472a-9cc9-c66d5e9336da" xlink:href="https://xbrl.fasb.org/us-gaap/2022/elts/us-gaap-2022.xsd#us-gaap_CapitalizedContractCostGross"/>
    <link:definitionArc xlink:arcrole="http://xbrl.org/int/dim/arcrole/domain-member" xlink:from="loc_us-gaap_DisaggregationOfRevenueLineItems_d7a653bb-fee8-43ec-a030-e20d0b49670c" xlink:to="loc_us-gaap_CapitalizedContractCostGross_e2eaa087-8cdc-472a-9cc9-c66d5e9336da" xlink:type="arc" order="4"/>
    <link:loc xlink:type="locator" xlink:label="loc_us-gaap_CapitalizedContractCostAmortization_67c568d9-a1b9-4ba9-afae-53ac0fd4774d" xlink:href="https://xbrl.fasb.org/us-gaap/2022/elts/us-gaap-2022.xsd#us-gaap_CapitalizedContractCostAmortization"/>
    <link:definitionArc xlink:arcrole="http://xbrl.org/int/dim/arcrole/domain-member" xlink:from="loc_us-gaap_DisaggregationOfRevenueLineItems_d7a653bb-fee8-43ec-a030-e20d0b49670c" xlink:to="loc_us-gaap_CapitalizedContractCostAmortization_67c568d9-a1b9-4ba9-afae-53ac0fd4774d" xlink:type="arc" order="5"/>
    <link:loc xlink:type="locator" xlink:label="loc_us-gaap_DisaggregationOfRevenueTable_5633737b-e94c-4828-9ad2-876615ddc303" xlink:href="https://xbrl.fasb.org/us-gaap/2022/elts/us-gaap-2022.xsd#us-gaap_DisaggregationOfRevenueTable"/>
    <link:definitionArc xlink:arcrole="http://xbrl.org/int/dim/arcrole/all" xlink:from="loc_us-gaap_DisaggregationOfRevenueLineItems_d7a653bb-fee8-43ec-a030-e20d0b49670c" xlink:to="loc_us-gaap_DisaggregationOfRevenueTable_5633737b-e94c-4828-9ad2-876615ddc303" xlink:type="arc" order="1" xbrldt:closed="true" xbrldt:contextElement="segment"/>
    <link:loc xlink:type="locator" xlink:label="loc_srt_ProductOrServiceAxis_97c67af5-1834-4721-8437-ceb3a8bdb627" xlink:href="https://xbrl.fasb.org/srt/2022/elts/srt-2022.xsd#srt_ProductOrServiceAxis"/>
    <link:definitionArc xlink:arcrole="http://xbrl.org/int/dim/arcrole/hypercube-dimension" xlink:from="loc_us-gaap_DisaggregationOfRevenueTable_5633737b-e94c-4828-9ad2-876615ddc303" xlink:to="loc_srt_ProductOrServiceAxis_97c67af5-1834-4721-8437-ceb3a8bdb627" xlink:type="arc" order="1"/>
    <link:loc xlink:type="locator" xlink:label="loc_srt_ProductsAndServicesDomain_97c67af5-1834-4721-8437-ceb3a8bdb627_default" xlink:href="https://xbrl.fasb.org/srt/2022/elts/srt-2022.xsd#srt_ProductsAndServicesDomain"/>
    <link:definitionArc xlink:arcrole="http://xbrl.org/int/dim/arcrole/dimension-default" xlink:from="loc_srt_ProductOrServiceAxis_97c67af5-1834-4721-8437-ceb3a8bdb627" xlink:to="loc_srt_ProductsAndServicesDomain_97c67af5-1834-4721-8437-ceb3a8bdb627_default" xlink:type="arc" order="1"/>
    <link:loc xlink:type="locator" xlink:label="loc_srt_ProductsAndServicesDomain_845dc15a-0fa1-4fa9-9a4b-74c2904b0859" xlink:href="https://xbrl.fasb.org/srt/2022/elts/srt-2022.xsd#srt_ProductsAndServicesDomain"/>
    <link:definitionArc xlink:arcrole="http://xbrl.org/int/dim/arcrole/dimension-domain" xlink:from="loc_srt_ProductOrServiceAxis_97c67af5-1834-4721-8437-ceb3a8bdb627" xlink:to="loc_srt_ProductsAndServicesDomain_845dc15a-0fa1-4fa9-9a4b-74c2904b0859" xlink:type="arc" order="1"/>
    <link:loc xlink:type="locator" xlink:label="loc_r_MaintenanceServicesMember_ced2abc3-7670-4b84-8aba-9f6d8790d97e" xlink:href="r-20221231.xsd#r_MaintenanceServicesMember"/>
    <link:definitionArc xlink:arcrole="http://xbrl.org/int/dim/arcrole/domain-member" xlink:from="loc_srt_ProductsAndServicesDomain_845dc15a-0fa1-4fa9-9a4b-74c2904b0859" xlink:to="loc_r_MaintenanceServicesMember_ced2abc3-7670-4b84-8aba-9f6d8790d97e" xlink:type="arc" order="0"/>
    <link:loc xlink:type="locator" xlink:label="loc_us-gaap_CapitalizedContractCostAxis_cf56bc4d-b0d9-4a4b-beda-a2137755a604" xlink:href="https://xbrl.fasb.org/us-gaap/2022/elts/us-gaap-2022.xsd#us-gaap_CapitalizedContractCostAxis"/>
    <link:definitionArc xlink:arcrole="http://xbrl.org/int/dim/arcrole/hypercube-dimension" xlink:from="loc_us-gaap_DisaggregationOfRevenueTable_5633737b-e94c-4828-9ad2-876615ddc303" xlink:to="loc_us-gaap_CapitalizedContractCostAxis_cf56bc4d-b0d9-4a4b-beda-a2137755a604" xlink:type="arc" order="2"/>
    <link:loc xlink:type="locator" xlink:label="loc_us-gaap_CapitalizedContractCostDomain_cf56bc4d-b0d9-4a4b-beda-a2137755a604_default" xlink:href="https://xbrl.fasb.org/us-gaap/2022/elts/us-gaap-2022.xsd#us-gaap_CapitalizedContractCostDomain"/>
    <link:definitionArc xlink:arcrole="http://xbrl.org/int/dim/arcrole/dimension-default" xlink:from="loc_us-gaap_CapitalizedContractCostAxis_cf56bc4d-b0d9-4a4b-beda-a2137755a604" xlink:to="loc_us-gaap_CapitalizedContractCostDomain_cf56bc4d-b0d9-4a4b-beda-a2137755a604_default" xlink:type="arc" order="1"/>
    <link:loc xlink:type="locator" xlink:label="loc_us-gaap_CapitalizedContractCostDomain_94dd4427-eaef-4e5d-905c-6d6538d68327" xlink:href="https://xbrl.fasb.org/us-gaap/2022/elts/us-gaap-2022.xsd#us-gaap_CapitalizedContractCostDomain"/>
    <link:definitionArc xlink:arcrole="http://xbrl.org/int/dim/arcrole/dimension-domain" xlink:from="loc_us-gaap_CapitalizedContractCostAxis_cf56bc4d-b0d9-4a4b-beda-a2137755a604" xlink:to="loc_us-gaap_CapitalizedContractCostDomain_94dd4427-eaef-4e5d-905c-6d6538d68327" xlink:type="arc" order="1"/>
    <link:loc xlink:type="locator" xlink:label="loc_r_StartUpCostsMember_6a93f389-7fb1-4355-a9cd-c397b24fc9f1" xlink:href="r-20221231.xsd#r_StartUpCostsMember"/>
    <link:definitionArc xlink:arcrole="http://xbrl.org/int/dim/arcrole/domain-member" xlink:from="loc_us-gaap_CapitalizedContractCostDomain_94dd4427-eaef-4e5d-905c-6d6538d68327" xlink:to="loc_r_StartUpCostsMember_6a93f389-7fb1-4355-a9cd-c397b24fc9f1" xlink:type="arc" order="0"/>
  </link:definitionLink>
  <link:roleRef roleURI="http://www.ryder.com/role/REVENUEEARNINGEQUIPMENTNETRevenueEarningEquipmentDetails" xlink:type="simple" xlink:href="r-20221231.xsd#REVENUEEARNINGEQUIPMENTNETRevenueEarningEquipmentDetails"/>
  <link:definitionLink xlink:role="http://www.ryder.com/role/REVENUEEARNINGEQUIPMENTNETRevenueEarningEquipmentDetails" xlink:type="extended" id="ia0fd6f91a4f547018135d1c95b416488_REVENUEEARNINGEQUIPMENTNETRevenueEarningEquipmentDetails">
    <link:loc xlink:type="locator" xlink:label="loc_r_RevenueEarningEquipmentLineItems_7dce9183-c174-48df-b1f4-8a619561bef1" xlink:href="r-20221231.xsd#r_RevenueEarningEquipmentLineItems"/>
    <link:loc xlink:type="locator" xlink:label="loc_r_RevenueEarningEquipmentEstimatedUsefulLifeMinimum_a6f66cd9-07cc-41e4-a9b6-524e81bbbb5c" xlink:href="r-20221231.xsd#r_RevenueEarningEquipmentEstimatedUsefulLifeMinimum"/>
    <link:definitionArc xlink:arcrole="http://xbrl.org/int/dim/arcrole/domain-member" xlink:from="loc_r_RevenueEarningEquipmentLineItems_7dce9183-c174-48df-b1f4-8a619561bef1" xlink:to="loc_r_RevenueEarningEquipmentEstimatedUsefulLifeMinimum_a6f66cd9-07cc-41e4-a9b6-524e81bbbb5c" xlink:type="arc" order="0"/>
    <link:loc xlink:type="locator" xlink:label="loc_r_RevenueEarningEquipmentEstimatedUsefulLifeMaximum_f70ed6fe-cb3b-495a-b859-68252abbb9ea" xlink:href="r-20221231.xsd#r_RevenueEarningEquipmentEstimatedUsefulLifeMaximum"/>
    <link:definitionArc xlink:arcrole="http://xbrl.org/int/dim/arcrole/domain-member" xlink:from="loc_r_RevenueEarningEquipmentLineItems_7dce9183-c174-48df-b1f4-8a619561bef1" xlink:to="loc_r_RevenueEarningEquipmentEstimatedUsefulLifeMaximum_f70ed6fe-cb3b-495a-b859-68252abbb9ea" xlink:type="arc" order="1"/>
    <link:loc xlink:type="locator" xlink:label="loc_r_RevenueEarningEquipmentCost_88393d71-b6f5-4ddc-92e4-7e58ede49d42" xlink:href="r-20221231.xsd#r_RevenueEarningEquipmentCost"/>
    <link:definitionArc xlink:arcrole="http://xbrl.org/int/dim/arcrole/domain-member" xlink:from="loc_r_RevenueEarningEquipmentLineItems_7dce9183-c174-48df-b1f4-8a619561bef1" xlink:to="loc_r_RevenueEarningEquipmentCost_88393d71-b6f5-4ddc-92e4-7e58ede49d42" xlink:type="arc" order="2"/>
    <link:loc xlink:type="locator" xlink:label="loc_r_AccumulatedDepreciationOnRevenueEarningEquipment_fd9395fd-4208-46d1-927d-f4dd8dc05ae5" xlink:href="r-20221231.xsd#r_AccumulatedDepreciationOnRevenueEarningEquipment"/>
    <link:definitionArc xlink:arcrole="http://xbrl.org/int/dim/arcrole/domain-member" xlink:from="loc_r_RevenueEarningEquipmentLineItems_7dce9183-c174-48df-b1f4-8a619561bef1" xlink:to="loc_r_AccumulatedDepreciationOnRevenueEarningEquipment_fd9395fd-4208-46d1-927d-f4dd8dc05ae5" xlink:type="arc" order="3"/>
    <link:loc xlink:type="locator" xlink:label="loc_r_RevenueEarningEquipmentNetOfAccumulatedDepreciation_ad006a61-3611-48c2-8edf-9375f2b41117" xlink:href="r-20221231.xsd#r_RevenueEarningEquipmentNetOfAccumulatedDepreciation"/>
    <link:definitionArc xlink:arcrole="http://xbrl.org/int/dim/arcrole/domain-member" xlink:from="loc_r_RevenueEarningEquipmentLineItems_7dce9183-c174-48df-b1f4-8a619561bef1" xlink:to="loc_r_RevenueEarningEquipmentNetOfAccumulatedDepreciation_ad006a61-3611-48c2-8edf-9375f2b41117" xlink:type="arc" order="4"/>
    <link:loc xlink:type="locator" xlink:label="loc_r_RevenueEarningEquipmentTable_37b6a286-0374-4f14-828d-7b9d1c08ade2" xlink:href="r-20221231.xsd#r_RevenueEarningEquipmentTable"/>
    <link:definitionArc xlink:arcrole="http://xbrl.org/int/dim/arcrole/all" xlink:from="loc_r_RevenueEarningEquipmentLineItems_7dce9183-c174-48df-b1f4-8a619561bef1" xlink:to="loc_r_RevenueEarningEquipmentTable_37b6a286-0374-4f14-828d-7b9d1c08ade2" xlink:type="arc" order="1" xbrldt:closed="true" xbrldt:contextElement="segment"/>
    <link:loc xlink:type="locator" xlink:label="loc_r_RevenueEarningEquipmentByTypeAxis_0683e67e-4ecf-41bf-b916-268edb6b966c" xlink:href="r-20221231.xsd#r_RevenueEarningEquipmentByTypeAxis"/>
    <link:definitionArc xlink:arcrole="http://xbrl.org/int/dim/arcrole/hypercube-dimension" xlink:from="loc_r_RevenueEarningEquipmentTable_37b6a286-0374-4f14-828d-7b9d1c08ade2" xlink:to="loc_r_RevenueEarningEquipmentByTypeAxis_0683e67e-4ecf-41bf-b916-268edb6b966c" xlink:type="arc" order="1"/>
    <link:loc xlink:type="locator" xlink:label="loc_r_RevenueEarningEquipmentByTypeDomain_0683e67e-4ecf-41bf-b916-268edb6b966c_default" xlink:href="r-20221231.xsd#r_RevenueEarningEquipmentByTypeDomain"/>
    <link:definitionArc xlink:arcrole="http://xbrl.org/int/dim/arcrole/dimension-default" xlink:from="loc_r_RevenueEarningEquipmentByTypeAxis_0683e67e-4ecf-41bf-b916-268edb6b966c" xlink:to="loc_r_RevenueEarningEquipmentByTypeDomain_0683e67e-4ecf-41bf-b916-268edb6b966c_default" xlink:type="arc" order="1"/>
    <link:loc xlink:type="locator" xlink:label="loc_r_RevenueEarningEquipmentByTypeDomain_c70e1f84-6d89-4947-8e87-c5aff8f7e2e0" xlink:href="r-20221231.xsd#r_RevenueEarningEquipmentByTypeDomain"/>
    <link:definitionArc xlink:arcrole="http://xbrl.org/int/dim/arcrole/dimension-domain" xlink:from="loc_r_RevenueEarningEquipmentByTypeAxis_0683e67e-4ecf-41bf-b916-268edb6b966c" xlink:to="loc_r_RevenueEarningEquipmentByTypeDomain_c70e1f84-6d89-4947-8e87-c5aff8f7e2e0" xlink:type="arc" order="1"/>
    <link:loc xlink:type="locator" xlink:label="loc_r_HeldForUseFullServiceLeaseMember_09a62b91-6c14-4b6d-8b9b-38e4b75c1492" xlink:href="r-20221231.xsd#r_HeldForUseFullServiceLeaseMember"/>
    <link:definitionArc xlink:arcrole="http://xbrl.org/int/dim/arcrole/domain-member" xlink:from="loc_r_RevenueEarningEquipmentByTypeDomain_c70e1f84-6d89-4947-8e87-c5aff8f7e2e0" xlink:to="loc_r_HeldForUseFullServiceLeaseMember_09a62b91-6c14-4b6d-8b9b-38e4b75c1492" xlink:type="arc" order="0"/>
    <link:loc xlink:type="locator" xlink:label="loc_r_HeldForUseCommercialRentalMember_0d01b9d3-f800-4286-a26c-515c08f1a16f" xlink:href="r-20221231.xsd#r_HeldForUseCommercialRentalMember"/>
    <link:definitionArc xlink:arcrole="http://xbrl.org/int/dim/arcrole/domain-member" xlink:from="loc_r_RevenueEarningEquipmentByTypeDomain_c70e1f84-6d89-4947-8e87-c5aff8f7e2e0" xlink:to="loc_r_HeldForUseCommercialRentalMember_0d01b9d3-f800-4286-a26c-515c08f1a16f" xlink:type="arc" order="1"/>
    <link:loc xlink:type="locator" xlink:label="loc_r_TrailersMember_f0534b97-0a75-4d61-a876-9456dffee4c7" xlink:href="r-20221231.xsd#r_TrailersMember"/>
    <link:definitionArc xlink:arcrole="http://xbrl.org/int/dim/arcrole/domain-member" xlink:from="loc_r_RevenueEarningEquipmentByTypeDomain_c70e1f84-6d89-4947-8e87-c5aff8f7e2e0" xlink:to="loc_r_TrailersMember_f0534b97-0a75-4d61-a876-9456dffee4c7" xlink:type="arc" order="2"/>
    <link:loc xlink:type="locator" xlink:label="loc_r_HeldForSaleMember_c591e151-0b39-4edf-84ee-eb1212e53668" xlink:href="r-20221231.xsd#r_HeldForSaleMember"/>
    <link:definitionArc xlink:arcrole="http://xbrl.org/int/dim/arcrole/domain-member" xlink:from="loc_r_RevenueEarningEquipmentByTypeDomain_c70e1f84-6d89-4947-8e87-c5aff8f7e2e0" xlink:to="loc_r_HeldForSaleMember_c591e151-0b39-4edf-84ee-eb1212e53668" xlink:type="arc" order="3"/>
  </link:definitionLink>
  <link:roleRef roleURI="http://www.ryder.com/role/REVENUEEARNINGEQUIPMENTNETNarrativeDetails" xlink:type="simple" xlink:href="r-20221231.xsd#REVENUEEARNINGEQUIPMENTNETNarrativeDetails"/>
  <link:definitionLink xlink:role="http://www.ryder.com/role/REVENUEEARNINGEQUIPMENTNETNarrativeDetails" xlink:type="extended" id="i9a415012f66d45ffaf48a0e3daf5b502_REVENUEEARNINGEQUIPMENTNETNarrativeDetails">
    <link:loc xlink:type="locator" xlink:label="loc_r_RevenueEarningEquipmentLineItems_39f2c020-3277-4c45-b9cd-c20aee424ed2" xlink:href="r-20221231.xsd#r_RevenueEarningEquipmentLineItems"/>
    <link:loc xlink:type="locator" xlink:label="loc_r_RevenueEarningEquipmentDepreciation_b3832c4f-93f2-4c94-9fd9-f7953cadbc0a" xlink:href="r-20221231.xsd#r_RevenueEarningEquipmentDepreciation"/>
    <link:definitionArc xlink:arcrole="http://xbrl.org/int/dim/arcrole/domain-member" xlink:from="loc_r_RevenueEarningEquipmentLineItems_39f2c020-3277-4c45-b9cd-c20aee424ed2" xlink:to="loc_r_RevenueEarningEquipmentDepreciation_b3832c4f-93f2-4c94-9fd9-f7953cadbc0a" xlink:type="arc" order="0"/>
    <link:loc xlink:type="locator" xlink:label="loc_r_PercentageOfImpactedFleetByAdjustedResidualValueAndUsefulLivesRevenueEarningEquipment_ef14a452-5ec6-4adb-b722-ec7cd9544503" xlink:href="r-20221231.xsd#r_PercentageOfImpactedFleetByAdjustedResidualValueAndUsefulLivesRevenueEarningEquipment"/>
    <link:definitionArc xlink:arcrole="http://xbrl.org/int/dim/arcrole/domain-member" xlink:from="loc_r_RevenueEarningEquipmentLineItems_39f2c020-3277-4c45-b9cd-c20aee424ed2" xlink:to="loc_r_PercentageOfImpactedFleetByAdjustedResidualValueAndUsefulLivesRevenueEarningEquipment_ef14a452-5ec6-4adb-b722-ec7cd9544503" xlink:type="arc" order="1"/>
    <link:loc xlink:type="locator" xlink:label="loc_us-gaap_NetIncomeLoss_411ac68d-7f82-4d33-8512-45f9a0eee2bc" xlink:href="https://xbrl.fasb.org/us-gaap/2022/elts/us-gaap-2022.xsd#us-gaap_NetIncomeLoss"/>
    <link:definitionArc xlink:arcrole="http://xbrl.org/int/dim/arcrole/domain-member" xlink:from="loc_r_RevenueEarningEquipmentLineItems_39f2c020-3277-4c45-b9cd-c20aee424ed2" xlink:to="loc_us-gaap_NetIncomeLoss_411ac68d-7f82-4d33-8512-45f9a0eee2bc" xlink:type="arc" order="2"/>
    <link:loc xlink:type="locator" xlink:label="loc_us-gaap_IncomeLossFromContinuingOperationsPerDilutedShare_e99ef904-0dcc-41da-84f0-6596b7905e94" xlink:href="https://xbrl.fasb.org/us-gaap/2022/elts/us-gaap-2022.xsd#us-gaap_IncomeLossFromContinuingOperationsPerDilutedShare"/>
    <link:definitionArc xlink:arcrole="http://xbrl.org/int/dim/arcrole/domain-member" xlink:from="loc_r_RevenueEarningEquipmentLineItems_39f2c020-3277-4c45-b9cd-c20aee424ed2" xlink:to="loc_us-gaap_IncomeLossFromContinuingOperationsPerDilutedShare_e99ef904-0dcc-41da-84f0-6596b7905e94" xlink:type="arc" order="3"/>
    <link:loc xlink:type="locator" xlink:label="loc_r_RevenueEarningEquipmentTable_1a61a0c3-3572-4419-8354-8170cd042474" xlink:href="r-20221231.xsd#r_RevenueEarningEquipmentTable"/>
    <link:definitionArc xlink:arcrole="http://xbrl.org/int/dim/arcrole/all" xlink:from="loc_r_RevenueEarningEquipmentLineItems_39f2c020-3277-4c45-b9cd-c20aee424ed2" xlink:to="loc_r_RevenueEarningEquipmentTable_1a61a0c3-3572-4419-8354-8170cd042474" xlink:type="arc" order="1" xbrldt:closed="true" xbrldt:contextElement="segment"/>
    <link:loc xlink:type="locator" xlink:label="loc_srt_RestatementAxis_cd708846-d3b9-4e74-8877-e11d54ff1de9" xlink:href="https://xbrl.fasb.org/srt/2022/elts/srt-2022.xsd#srt_RestatementAxis"/>
    <link:definitionArc xlink:arcrole="http://xbrl.org/int/dim/arcrole/hypercube-dimension" xlink:from="loc_r_RevenueEarningEquipmentTable_1a61a0c3-3572-4419-8354-8170cd042474" xlink:to="loc_srt_RestatementAxis_cd708846-d3b9-4e74-8877-e11d54ff1de9" xlink:type="arc" order="1"/>
    <link:loc xlink:type="locator" xlink:label="loc_srt_RestatementDomain_cd708846-d3b9-4e74-8877-e11d54ff1de9_default" xlink:href="https://xbrl.fasb.org/srt/2022/elts/srt-2022.xsd#srt_RestatementDomain"/>
    <link:definitionArc xlink:arcrole="http://xbrl.org/int/dim/arcrole/dimension-default" xlink:from="loc_srt_RestatementAxis_cd708846-d3b9-4e74-8877-e11d54ff1de9" xlink:to="loc_srt_RestatementDomain_cd708846-d3b9-4e74-8877-e11d54ff1de9_default" xlink:type="arc" order="1"/>
    <link:loc xlink:type="locator" xlink:label="loc_srt_RestatementDomain_97b5bb3d-50d5-4701-ab73-65569aba78ee" xlink:href="https://xbrl.fasb.org/srt/2022/elts/srt-2022.xsd#srt_RestatementDomain"/>
    <link:definitionArc xlink:arcrole="http://xbrl.org/int/dim/arcrole/dimension-domain" xlink:from="loc_srt_RestatementAxis_cd708846-d3b9-4e74-8877-e11d54ff1de9" xlink:to="loc_srt_RestatementDomain_97b5bb3d-50d5-4701-ab73-65569aba78ee" xlink:type="arc" order="1"/>
    <link:loc xlink:type="locator" xlink:label="loc_srt_RevisionOfPriorPeriodErrorCorrectionAdjustmentMember_e71f2503-b399-4bd0-9dda-0e9d29e6bf0e" xlink:href="https://xbrl.fasb.org/srt/2022/elts/srt-2022.xsd#srt_RevisionOfPriorPeriodErrorCorrectionAdjustmentMember"/>
    <link:definitionArc xlink:arcrole="http://xbrl.org/int/dim/arcrole/domain-member" xlink:from="loc_srt_RestatementDomain_97b5bb3d-50d5-4701-ab73-65569aba78ee" xlink:to="loc_srt_RevisionOfPriorPeriodErrorCorrectionAdjustmentMember_e71f2503-b399-4bd0-9dda-0e9d29e6bf0e" xlink:type="arc" order="0"/>
    <link:loc xlink:type="locator" xlink:label="loc_us-gaap_ChangeInAccountingEstimateByTypeAxis_5230897d-ba4a-4606-bf70-52997e204f84" xlink:href="https://xbrl.fasb.org/us-gaap/2022/elts/us-gaap-2022.xsd#us-gaap_ChangeInAccountingEstimateByTypeAxis"/>
    <link:definitionArc xlink:arcrole="http://xbrl.org/int/dim/arcrole/hypercube-dimension" xlink:from="loc_r_RevenueEarningEquipmentTable_1a61a0c3-3572-4419-8354-8170cd042474" xlink:to="loc_us-gaap_ChangeInAccountingEstimateByTypeAxis_5230897d-ba4a-4606-bf70-52997e204f84" xlink:type="arc" order="2"/>
    <link:loc xlink:type="locator" xlink:label="loc_us-gaap_ChangeInAccountingEstimateTypeDomain_5230897d-ba4a-4606-bf70-52997e204f84_default" xlink:href="https://xbrl.fasb.org/us-gaap/2022/elts/us-gaap-2022.xsd#us-gaap_ChangeInAccountingEstimateTypeDomain"/>
    <link:definitionArc xlink:arcrole="http://xbrl.org/int/dim/arcrole/dimension-default" xlink:from="loc_us-gaap_ChangeInAccountingEstimateByTypeAxis_5230897d-ba4a-4606-bf70-52997e204f84" xlink:to="loc_us-gaap_ChangeInAccountingEstimateTypeDomain_5230897d-ba4a-4606-bf70-52997e204f84_default" xlink:type="arc" order="1"/>
    <link:loc xlink:type="locator" xlink:label="loc_us-gaap_ChangeInAccountingEstimateTypeDomain_747ca7d0-d5a0-4723-a790-6f026b97e9b4" xlink:href="https://xbrl.fasb.org/us-gaap/2022/elts/us-gaap-2022.xsd#us-gaap_ChangeInAccountingEstimateTypeDomain"/>
    <link:definitionArc xlink:arcrole="http://xbrl.org/int/dim/arcrole/dimension-domain" xlink:from="loc_us-gaap_ChangeInAccountingEstimateByTypeAxis_5230897d-ba4a-4606-bf70-52997e204f84" xlink:to="loc_us-gaap_ChangeInAccountingEstimateTypeDomain_747ca7d0-d5a0-4723-a790-6f026b97e9b4" xlink:type="arc" order="1"/>
    <link:loc xlink:type="locator" xlink:label="loc_srt_RevisionOfPriorPeriodErrorCorrectionAdjustmentMember_c7fdc1d3-4353-4450-aa8d-be62735e7cdf" xlink:href="https://xbrl.fasb.org/srt/2022/elts/srt-2022.xsd#srt_RevisionOfPriorPeriodErrorCorrectionAdjustmentMember"/>
    <link:definitionArc xlink:arcrole="http://xbrl.org/int/dim/arcrole/domain-member" xlink:from="loc_us-gaap_ChangeInAccountingEstimateTypeDomain_747ca7d0-d5a0-4723-a790-6f026b97e9b4" xlink:to="loc_srt_RevisionOfPriorPeriodErrorCorrectionAdjustmentMember_c7fdc1d3-4353-4450-aa8d-be62735e7cdf" xlink:type="arc" order="0"/>
    <link:loc xlink:type="locator" xlink:label="loc_us-gaap_SalvageValueMember_9ba234a3-4e96-49e0-8ca5-7f3fb6b0c840" xlink:href="https://xbrl.fasb.org/us-gaap/2022/elts/us-gaap-2022.xsd#us-gaap_SalvageValueMember"/>
    <link:definitionArc xlink:arcrole="http://xbrl.org/int/dim/arcrole/domain-member" xlink:from="loc_us-gaap_ChangeInAccountingEstimateTypeDomain_747ca7d0-d5a0-4723-a790-6f026b97e9b4" xlink:to="loc_us-gaap_SalvageValueMember_9ba234a3-4e96-49e0-8ca5-7f3fb6b0c840" xlink:type="arc" order="1"/>
    <link:loc xlink:type="locator" xlink:label="loc_us-gaap_FairValueByFairValueHierarchyLevelAxis_f9354ebc-0dcc-4d56-9446-6c4c2d2ad153" xlink:href="https://xbrl.fasb.org/us-gaap/2022/elts/us-gaap-2022.xsd#us-gaap_FairValueByFairValueHierarchyLevelAxis"/>
    <link:definitionArc xlink:arcrole="http://xbrl.org/int/dim/arcrole/hypercube-dimension" xlink:from="loc_r_RevenueEarningEquipmentTable_1a61a0c3-3572-4419-8354-8170cd042474" xlink:to="loc_us-gaap_FairValueByFairValueHierarchyLevelAxis_f9354ebc-0dcc-4d56-9446-6c4c2d2ad153" xlink:type="arc" order="3"/>
    <link:loc xlink:type="locator" xlink:label="loc_us-gaap_FairValueMeasurementsFairValueHierarchyDomain_f9354ebc-0dcc-4d56-9446-6c4c2d2ad153_default" xlink:href="https://xbrl.fasb.org/us-gaap/2022/elts/us-gaap-2022.xsd#us-gaap_FairValueMeasurementsFairValueHierarchyDomain"/>
    <link:definitionArc xlink:arcrole="http://xbrl.org/int/dim/arcrole/dimension-default" xlink:from="loc_us-gaap_FairValueByFairValueHierarchyLevelAxis_f9354ebc-0dcc-4d56-9446-6c4c2d2ad153" xlink:to="loc_us-gaap_FairValueMeasurementsFairValueHierarchyDomain_f9354ebc-0dcc-4d56-9446-6c4c2d2ad153_default" xlink:type="arc" order="1"/>
    <link:loc xlink:type="locator" xlink:label="loc_us-gaap_FairValueMeasurementsFairValueHierarchyDomain_d676e29d-e0c8-49f8-9e3e-b52bb5ffa500" xlink:href="https://xbrl.fasb.org/us-gaap/2022/elts/us-gaap-2022.xsd#us-gaap_FairValueMeasurementsFairValueHierarchyDomain"/>
    <link:definitionArc xlink:arcrole="http://xbrl.org/int/dim/arcrole/dimension-domain" xlink:from="loc_us-gaap_FairValueByFairValueHierarchyLevelAxis_f9354ebc-0dcc-4d56-9446-6c4c2d2ad153" xlink:to="loc_us-gaap_FairValueMeasurementsFairValueHierarchyDomain_d676e29d-e0c8-49f8-9e3e-b52bb5ffa500" xlink:type="arc" order="1"/>
    <link:loc xlink:type="locator" xlink:label="loc_us-gaap_FairValueInputsLevel3Member_a6691370-a411-42bf-8552-b79f534f9ceb" xlink:href="https://xbrl.fasb.org/us-gaap/2022/elts/us-gaap-2022.xsd#us-gaap_FairValueInputsLevel3Member"/>
    <link:definitionArc xlink:arcrole="http://xbrl.org/int/dim/arcrole/domain-member" xlink:from="loc_us-gaap_FairValueMeasurementsFairValueHierarchyDomain_d676e29d-e0c8-49f8-9e3e-b52bb5ffa500" xlink:to="loc_us-gaap_FairValueInputsLevel3Member_a6691370-a411-42bf-8552-b79f534f9ceb" xlink:type="arc" order="0"/>
    <link:loc xlink:type="locator" xlink:label="loc_us-gaap_FairValueByMeasurementFrequencyAxis_40f7eabb-c53f-458a-9777-59740e9bccbe" xlink:href="https://xbrl.fasb.org/us-gaap/2022/elts/us-gaap-2022.xsd#us-gaap_FairValueByMeasurementFrequencyAxis"/>
    <link:definitionArc xlink:arcrole="http://xbrl.org/int/dim/arcrole/hypercube-dimension" xlink:from="loc_r_RevenueEarningEquipmentTable_1a61a0c3-3572-4419-8354-8170cd042474" xlink:to="loc_us-gaap_FairValueByMeasurementFrequencyAxis_40f7eabb-c53f-458a-9777-59740e9bccbe" xlink:type="arc" order="4"/>
    <link:loc xlink:type="locator" xlink:label="loc_us-gaap_FairValueMeasurementFrequencyDomain_40f7eabb-c53f-458a-9777-59740e9bccbe_default" xlink:href="https://xbrl.fasb.org/us-gaap/2022/elts/us-gaap-2022.xsd#us-gaap_FairValueMeasurementFrequencyDomain"/>
    <link:definitionArc xlink:arcrole="http://xbrl.org/int/dim/arcrole/dimension-default" xlink:from="loc_us-gaap_FairValueByMeasurementFrequencyAxis_40f7eabb-c53f-458a-9777-59740e9bccbe" xlink:to="loc_us-gaap_FairValueMeasurementFrequencyDomain_40f7eabb-c53f-458a-9777-59740e9bccbe_default" xlink:type="arc" order="1"/>
    <link:loc xlink:type="locator" xlink:label="loc_us-gaap_FairValueMeasurementFrequencyDomain_44c449b6-b63a-4a87-8c2a-11aa41d2263b" xlink:href="https://xbrl.fasb.org/us-gaap/2022/elts/us-gaap-2022.xsd#us-gaap_FairValueMeasurementFrequencyDomain"/>
    <link:definitionArc xlink:arcrole="http://xbrl.org/int/dim/arcrole/dimension-domain" xlink:from="loc_us-gaap_FairValueByMeasurementFrequencyAxis_40f7eabb-c53f-458a-9777-59740e9bccbe" xlink:to="loc_us-gaap_FairValueMeasurementFrequencyDomain_44c449b6-b63a-4a87-8c2a-11aa41d2263b" xlink:type="arc" order="1"/>
    <link:loc xlink:type="locator" xlink:label="loc_us-gaap_FairValueMeasurementsNonrecurringMember_9b6031bc-485a-4e68-ad4b-83b20513f1d5" xlink:href="https://xbrl.fasb.org/us-gaap/2022/elts/us-gaap-2022.xsd#us-gaap_FairValueMeasurementsNonrecurringMember"/>
    <link:definitionArc xlink:arcrole="http://xbrl.org/int/dim/arcrole/domain-member" xlink:from="loc_us-gaap_FairValueMeasurementFrequencyDomain_44c449b6-b63a-4a87-8c2a-11aa41d2263b" xlink:to="loc_us-gaap_FairValueMeasurementsNonrecurringMember_9b6031bc-485a-4e68-ad4b-83b20513f1d5" xlink:type="arc" order="0"/>
  </link:definitionLink>
  <link:roleRef roleURI="http://www.ryder.com/role/REVENUEEARNINGEQUIPMENTNETFairValueofRevenueEarningEquipmentDetails" xlink:type="simple" xlink:href="r-20221231.xsd#REVENUEEARNINGEQUIPMENTNETFairValueofRevenueEarningEquipmentDetails"/>
  <link:definitionLink xlink:role="http://www.ryder.com/role/REVENUEEARNINGEQUIPMENTNETFairValueofRevenueEarningEquipmentDetails" xlink:type="extended" id="i4b0674f3189b495d911ec5d59f9ea6db_REVENUEEARNINGEQUIPMENTNETFairValueofRevenueEarningEquipmentDetails">
    <link:loc xlink:type="locator" xlink:label="loc_r_RevenueEarningEquipmentLineItems_63c0c1d3-0e6a-4878-aa4a-334d975659c0" xlink:href="r-20221231.xsd#r_RevenueEarningEquipmentLineItems"/>
    <link:loc xlink:type="locator" xlink:label="loc_r_AssetsHeldForSaleFairValueDisclosure_16184473-018d-4743-9f45-0faba49376af" xlink:href="r-20221231.xsd#r_AssetsHeldForSaleFairValueDisclosure"/>
    <link:definitionArc xlink:arcrole="http://xbrl.org/int/dim/arcrole/domain-member" xlink:from="loc_r_RevenueEarningEquipmentLineItems_63c0c1d3-0e6a-4878-aa4a-334d975659c0" xlink:to="loc_r_AssetsHeldForSaleFairValueDisclosure_16184473-018d-4743-9f45-0faba49376af" xlink:type="arc" order="0"/>
    <link:loc xlink:type="locator" xlink:label="loc_r_GainLossFromValuationAdjustments_157d9ef0-5038-4c47-9cdf-33a1972affdf" xlink:href="r-20221231.xsd#r_GainLossFromValuationAdjustments"/>
    <link:definitionArc xlink:arcrole="http://xbrl.org/int/dim/arcrole/domain-member" xlink:from="loc_r_RevenueEarningEquipmentLineItems_63c0c1d3-0e6a-4878-aa4a-334d975659c0" xlink:to="loc_r_GainLossFromValuationAdjustments_157d9ef0-5038-4c47-9cdf-33a1972affdf" xlink:type="arc" order="1"/>
    <link:loc xlink:type="locator" xlink:label="loc_us-gaap_AssetsHeldForSaleLongLivedFairValueDisclosure_f7d782f0-8c8a-46c4-9658-24f0cdfe5f79" xlink:href="https://xbrl.fasb.org/us-gaap/2022/elts/us-gaap-2022.xsd#us-gaap_AssetsHeldForSaleLongLivedFairValueDisclosure"/>
    <link:definitionArc xlink:arcrole="http://xbrl.org/int/dim/arcrole/domain-member" xlink:from="loc_r_RevenueEarningEquipmentLineItems_63c0c1d3-0e6a-4878-aa4a-334d975659c0" xlink:to="loc_us-gaap_AssetsHeldForSaleLongLivedFairValueDisclosure_f7d782f0-8c8a-46c4-9658-24f0cdfe5f79" xlink:type="arc" order="2"/>
    <link:loc xlink:type="locator" xlink:label="loc_r_RevenueEarningEquipmentTable_336d6a5e-c467-4f69-963c-577c111858d3" xlink:href="r-20221231.xsd#r_RevenueEarningEquipmentTable"/>
    <link:definitionArc xlink:arcrole="http://xbrl.org/int/dim/arcrole/all" xlink:from="loc_r_RevenueEarningEquipmentLineItems_63c0c1d3-0e6a-4878-aa4a-334d975659c0" xlink:to="loc_r_RevenueEarningEquipmentTable_336d6a5e-c467-4f69-963c-577c111858d3" xlink:type="arc" order="1" xbrldt:closed="true" xbrldt:contextElement="segment"/>
    <link:loc xlink:type="locator" xlink:label="loc_us-gaap_FairValueByMeasurementFrequencyAxis_09084c1e-7c03-4835-8214-92d1d271df5c" xlink:href="https://xbrl.fasb.org/us-gaap/2022/elts/us-gaap-2022.xsd#us-gaap_FairValueByMeasurementFrequencyAxis"/>
    <link:definitionArc xlink:arcrole="http://xbrl.org/int/dim/arcrole/hypercube-dimension" xlink:from="loc_r_RevenueEarningEquipmentTable_336d6a5e-c467-4f69-963c-577c111858d3" xlink:to="loc_us-gaap_FairValueByMeasurementFrequencyAxis_09084c1e-7c03-4835-8214-92d1d271df5c" xlink:type="arc" order="1"/>
    <link:loc xlink:type="locator" xlink:label="loc_us-gaap_FairValueMeasurementFrequencyDomain_09084c1e-7c03-4835-8214-92d1d271df5c_default" xlink:href="https://xbrl.fasb.org/us-gaap/2022/elts/us-gaap-2022.xsd#us-gaap_FairValueMeasurementFrequencyDomain"/>
    <link:definitionArc xlink:arcrole="http://xbrl.org/int/dim/arcrole/dimension-default" xlink:from="loc_us-gaap_FairValueByMeasurementFrequencyAxis_09084c1e-7c03-4835-8214-92d1d271df5c" xlink:to="loc_us-gaap_FairValueMeasurementFrequencyDomain_09084c1e-7c03-4835-8214-92d1d271df5c_default" xlink:type="arc" order="1"/>
    <link:loc xlink:type="locator" xlink:label="loc_us-gaap_FairValueMeasurementFrequencyDomain_4c24ce11-0fb1-4bed-847a-79372417f5dd" xlink:href="https://xbrl.fasb.org/us-gaap/2022/elts/us-gaap-2022.xsd#us-gaap_FairValueMeasurementFrequencyDomain"/>
    <link:definitionArc xlink:arcrole="http://xbrl.org/int/dim/arcrole/dimension-domain" xlink:from="loc_us-gaap_FairValueByMeasurementFrequencyAxis_09084c1e-7c03-4835-8214-92d1d271df5c" xlink:to="loc_us-gaap_FairValueMeasurementFrequencyDomain_4c24ce11-0fb1-4bed-847a-79372417f5dd" xlink:type="arc" order="1"/>
    <link:loc xlink:type="locator" xlink:label="loc_us-gaap_FairValueMeasurementsNonrecurringMember_82515e58-b551-4fd8-a551-21e32871e0ab" xlink:href="https://xbrl.fasb.org/us-gaap/2022/elts/us-gaap-2022.xsd#us-gaap_FairValueMeasurementsNonrecurringMember"/>
    <link:definitionArc xlink:arcrole="http://xbrl.org/int/dim/arcrole/domain-member" xlink:from="loc_us-gaap_FairValueMeasurementFrequencyDomain_4c24ce11-0fb1-4bed-847a-79372417f5dd" xlink:to="loc_us-gaap_FairValueMeasurementsNonrecurringMember_82515e58-b551-4fd8-a551-21e32871e0ab" xlink:type="arc" order="0"/>
    <link:loc xlink:type="locator" xlink:label="loc_us-gaap_FairValueByAssetClassAxis_8695875a-32ae-4637-86da-05d5e64613ac" xlink:href="https://xbrl.fasb.org/us-gaap/2022/elts/us-gaap-2022.xsd#us-gaap_FairValueByAssetClassAxis"/>
    <link:definitionArc xlink:arcrole="http://xbrl.org/int/dim/arcrole/hypercube-dimension" xlink:from="loc_r_RevenueEarningEquipmentTable_336d6a5e-c467-4f69-963c-577c111858d3" xlink:to="loc_us-gaap_FairValueByAssetClassAxis_8695875a-32ae-4637-86da-05d5e64613ac" xlink:type="arc" order="2"/>
    <link:loc xlink:type="locator" xlink:label="loc_us-gaap_FairValueAssetsMeasuredOnRecurringBasisUnobservableInputReconciliationByAssetClassDomain_8695875a-32ae-4637-86da-05d5e64613ac_default" xlink:href="https://xbrl.fasb.org/us-gaap/2022/elts/us-gaap-2022.xsd#us-gaap_FairValueAssetsMeasuredOnRecurringBasisUnobservableInputReconciliationByAssetClassDomain"/>
    <link:definitionArc xlink:arcrole="http://xbrl.org/int/dim/arcrole/dimension-default" xlink:from="loc_us-gaap_FairValueByAssetClassAxis_8695875a-32ae-4637-86da-05d5e64613ac" xlink:to="loc_us-gaap_FairValueAssetsMeasuredOnRecurringBasisUnobservableInputReconciliationByAssetClassDomain_8695875a-32ae-4637-86da-05d5e64613ac_default" xlink:type="arc" order="1"/>
    <link:loc xlink:type="locator" xlink:label="loc_us-gaap_FairValueAssetsMeasuredOnRecurringBasisUnobservableInputReconciliationByAssetClassDomain_653d56bf-a992-49d5-aad0-55089ddb4933" xlink:href="https://xbrl.fasb.org/us-gaap/2022/elts/us-gaap-2022.xsd#us-gaap_FairValueAssetsMeasuredOnRecurringBasisUnobservableInputReconciliationByAssetClassDomain"/>
    <link:definitionArc xlink:arcrole="http://xbrl.org/int/dim/arcrole/dimension-domain" xlink:from="loc_us-gaap_FairValueByAssetClassAxis_8695875a-32ae-4637-86da-05d5e64613ac" xlink:to="loc_us-gaap_FairValueAssetsMeasuredOnRecurringBasisUnobservableInputReconciliationByAssetClassDomain_653d56bf-a992-49d5-aad0-55089ddb4933" xlink:type="arc" order="1"/>
    <link:loc xlink:type="locator" xlink:label="loc_us-gaap_TrucksMember_3fcdb987-a328-4631-af97-6463c6aa024d" xlink:href="https://xbrl.fasb.org/us-gaap/2022/elts/us-gaap-2022.xsd#us-gaap_TrucksMember"/>
    <link:definitionArc xlink:arcrole="http://xbrl.org/int/dim/arcrole/domain-member" xlink:from="loc_us-gaap_FairValueAssetsMeasuredOnRecurringBasisUnobservableInputReconciliationByAssetClassDomain_653d56bf-a992-49d5-aad0-55089ddb4933" xlink:to="loc_us-gaap_TrucksMember_3fcdb987-a328-4631-af97-6463c6aa024d" xlink:type="arc" order="0"/>
    <link:loc xlink:type="locator" xlink:label="loc_r_TractorsMember_40b2aa66-cb8a-4b00-ba2d-ead858207ffd" xlink:href="r-20221231.xsd#r_TractorsMember"/>
    <link:definitionArc xlink:arcrole="http://xbrl.org/int/dim/arcrole/domain-member" xlink:from="loc_us-gaap_FairValueAssetsMeasuredOnRecurringBasisUnobservableInputReconciliationByAssetClassDomain_653d56bf-a992-49d5-aad0-55089ddb4933" xlink:to="loc_r_TractorsMember_40b2aa66-cb8a-4b00-ba2d-ead858207ffd" xlink:type="arc" order="1"/>
    <link:loc xlink:type="locator" xlink:label="loc_r_TrailersMember_d2b634f5-90c1-4481-9198-e218ce9d3603" xlink:href="r-20221231.xsd#r_TrailersMember"/>
    <link:definitionArc xlink:arcrole="http://xbrl.org/int/dim/arcrole/domain-member" xlink:from="loc_us-gaap_FairValueAssetsMeasuredOnRecurringBasisUnobservableInputReconciliationByAssetClassDomain_653d56bf-a992-49d5-aad0-55089ddb4933" xlink:to="loc_r_TrailersMember_d2b634f5-90c1-4481-9198-e218ce9d3603" xlink:type="arc" order="2"/>
    <link:loc xlink:type="locator" xlink:label="loc_us-gaap_FairValueByFairValueHierarchyLevelAxis_953bac17-a615-42e0-95c9-2a246efb4d23" xlink:href="https://xbrl.fasb.org/us-gaap/2022/elts/us-gaap-2022.xsd#us-gaap_FairValueByFairValueHierarchyLevelAxis"/>
    <link:definitionArc xlink:arcrole="http://xbrl.org/int/dim/arcrole/hypercube-dimension" xlink:from="loc_r_RevenueEarningEquipmentTable_336d6a5e-c467-4f69-963c-577c111858d3" xlink:to="loc_us-gaap_FairValueByFairValueHierarchyLevelAxis_953bac17-a615-42e0-95c9-2a246efb4d23" xlink:type="arc" order="3"/>
    <link:loc xlink:type="locator" xlink:label="loc_us-gaap_FairValueMeasurementsFairValueHierarchyDomain_953bac17-a615-42e0-95c9-2a246efb4d23_default" xlink:href="https://xbrl.fasb.org/us-gaap/2022/elts/us-gaap-2022.xsd#us-gaap_FairValueMeasurementsFairValueHierarchyDomain"/>
    <link:definitionArc xlink:arcrole="http://xbrl.org/int/dim/arcrole/dimension-default" xlink:from="loc_us-gaap_FairValueByFairValueHierarchyLevelAxis_953bac17-a615-42e0-95c9-2a246efb4d23" xlink:to="loc_us-gaap_FairValueMeasurementsFairValueHierarchyDomain_953bac17-a615-42e0-95c9-2a246efb4d23_default" xlink:type="arc" order="1"/>
    <link:loc xlink:type="locator" xlink:label="loc_us-gaap_FairValueMeasurementsFairValueHierarchyDomain_834ea307-609d-44cc-83dd-b029af191c46" xlink:href="https://xbrl.fasb.org/us-gaap/2022/elts/us-gaap-2022.xsd#us-gaap_FairValueMeasurementsFairValueHierarchyDomain"/>
    <link:definitionArc xlink:arcrole="http://xbrl.org/int/dim/arcrole/dimension-domain" xlink:from="loc_us-gaap_FairValueByFairValueHierarchyLevelAxis_953bac17-a615-42e0-95c9-2a246efb4d23" xlink:to="loc_us-gaap_FairValueMeasurementsFairValueHierarchyDomain_834ea307-609d-44cc-83dd-b029af191c46" xlink:type="arc" order="1"/>
    <link:loc xlink:type="locator" xlink:label="loc_us-gaap_FairValueInputsLevel3Member_e84c0b21-e5c1-4218-8252-9b6ee86b1f26" xlink:href="https://xbrl.fasb.org/us-gaap/2022/elts/us-gaap-2022.xsd#us-gaap_FairValueInputsLevel3Member"/>
    <link:definitionArc xlink:arcrole="http://xbrl.org/int/dim/arcrole/domain-member" xlink:from="loc_us-gaap_FairValueMeasurementsFairValueHierarchyDomain_834ea307-609d-44cc-83dd-b029af191c46" xlink:to="loc_us-gaap_FairValueInputsLevel3Member_e84c0b21-e5c1-4218-8252-9b6ee86b1f26" xlink:type="arc" order="0"/>
  </link:definitionLink>
  <link:roleRef roleURI="http://www.ryder.com/role/REVENUEEARNINGEQUIPMENTNETComponentsofUsedVehicleSalesDetails" xlink:type="simple" xlink:href="r-20221231.xsd#REVENUEEARNINGEQUIPMENTNETComponentsofUsedVehicleSalesDetails"/>
  <link:definitionLink xlink:role="http://www.ryder.com/role/REVENUEEARNINGEQUIPMENTNETComponentsofUsedVehicleSalesDetails" xlink:type="extended" id="i0fe80d2cd0c74c9eaf4fa696c481c1f2_REVENUEEARNINGEQUIPMENTNETComponentsofUsedVehicleSalesDetails">
    <link:loc xlink:type="locator" xlink:label="loc_r_RevenueEarningEquipmentLineItems_7b673236-ed5b-4e0a-80f6-47f6e840099a" xlink:href="r-20221231.xsd#r_RevenueEarningEquipmentLineItems"/>
    <link:loc xlink:type="locator" xlink:label="loc_r_GainLossOnVehicleSalesNet_f166192b-8012-47a4-be8b-fe238fe5e993" xlink:href="r-20221231.xsd#r_GainLossOnVehicleSalesNet"/>
    <link:definitionArc xlink:arcrole="http://xbrl.org/int/dim/arcrole/domain-member" xlink:from="loc_r_RevenueEarningEquipmentLineItems_7b673236-ed5b-4e0a-80f6-47f6e840099a" xlink:to="loc_r_GainLossOnVehicleSalesNet_f166192b-8012-47a4-be8b-fe238fe5e993" xlink:type="arc" order="0"/>
    <link:loc xlink:type="locator" xlink:label="loc_r_GainLossFromValuationAdjustments_d658506b-1005-4542-a3cc-6df9422ced67" xlink:href="r-20221231.xsd#r_GainLossFromValuationAdjustments"/>
    <link:definitionArc xlink:arcrole="http://xbrl.org/int/dim/arcrole/domain-member" xlink:from="loc_r_RevenueEarningEquipmentLineItems_7b673236-ed5b-4e0a-80f6-47f6e840099a" xlink:to="loc_r_GainLossFromValuationAdjustments_d658506b-1005-4542-a3cc-6df9422ced67" xlink:type="arc" order="1"/>
    <link:loc xlink:type="locator" xlink:label="loc_r_GainLossOnUsedVehiclesNet_0e10aef5-9539-4fd8-9f10-4aa087c99980" xlink:href="r-20221231.xsd#r_GainLossOnUsedVehiclesNet"/>
    <link:definitionArc xlink:arcrole="http://xbrl.org/int/dim/arcrole/domain-member" xlink:from="loc_r_RevenueEarningEquipmentLineItems_7b673236-ed5b-4e0a-80f6-47f6e840099a" xlink:to="loc_r_GainLossOnUsedVehiclesNet_0e10aef5-9539-4fd8-9f10-4aa087c99980" xlink:type="arc" order="2"/>
    <link:loc xlink:type="locator" xlink:label="loc_us-gaap_BusinessExitCosts1_05b38ef0-4b29-4df9-9ba8-205955faa4cb" xlink:href="https://xbrl.fasb.org/us-gaap/2022/elts/us-gaap-2022.xsd#us-gaap_BusinessExitCosts1"/>
    <link:definitionArc xlink:arcrole="http://xbrl.org/int/dim/arcrole/domain-member" xlink:from="loc_r_RevenueEarningEquipmentLineItems_7b673236-ed5b-4e0a-80f6-47f6e840099a" xlink:to="loc_us-gaap_BusinessExitCosts1_05b38ef0-4b29-4df9-9ba8-205955faa4cb" xlink:type="arc" order="3"/>
    <link:loc xlink:type="locator" xlink:label="loc_r_RevenueEarningEquipmentTable_1df6efbb-9842-40f7-9c39-768b3f93d122" xlink:href="r-20221231.xsd#r_RevenueEarningEquipmentTable"/>
    <link:definitionArc xlink:arcrole="http://xbrl.org/int/dim/arcrole/all" xlink:from="loc_r_RevenueEarningEquipmentLineItems_7b673236-ed5b-4e0a-80f6-47f6e840099a" xlink:to="loc_r_RevenueEarningEquipmentTable_1df6efbb-9842-40f7-9c39-768b3f93d122" xlink:type="arc" order="1" xbrldt:closed="true" xbrldt:contextElement="segment"/>
    <link:loc xlink:type="locator" xlink:label="loc_srt_StatementGeographicalAxis_468be956-f978-4b85-89ac-cdfe6fa87407" xlink:href="https://xbrl.fasb.org/srt/2022/elts/srt-2022.xsd#srt_StatementGeographicalAxis"/>
    <link:definitionArc xlink:arcrole="http://xbrl.org/int/dim/arcrole/hypercube-dimension" xlink:from="loc_r_RevenueEarningEquipmentTable_1df6efbb-9842-40f7-9c39-768b3f93d122" xlink:to="loc_srt_StatementGeographicalAxis_468be956-f978-4b85-89ac-cdfe6fa87407" xlink:type="arc" order="1"/>
    <link:loc xlink:type="locator" xlink:label="loc_srt_SegmentGeographicalDomain_468be956-f978-4b85-89ac-cdfe6fa87407_default" xlink:href="https://xbrl.fasb.org/srt/2022/elts/srt-2022.xsd#srt_SegmentGeographicalDomain"/>
    <link:definitionArc xlink:arcrole="http://xbrl.org/int/dim/arcrole/dimension-default" xlink:from="loc_srt_StatementGeographicalAxis_468be956-f978-4b85-89ac-cdfe6fa87407" xlink:to="loc_srt_SegmentGeographicalDomain_468be956-f978-4b85-89ac-cdfe6fa87407_default" xlink:type="arc" order="1"/>
    <link:loc xlink:type="locator" xlink:label="loc_srt_SegmentGeographicalDomain_4e142c0e-8bf4-49d0-bcd8-ce7debb9e3d0" xlink:href="https://xbrl.fasb.org/srt/2022/elts/srt-2022.xsd#srt_SegmentGeographicalDomain"/>
    <link:definitionArc xlink:arcrole="http://xbrl.org/int/dim/arcrole/dimension-domain" xlink:from="loc_srt_StatementGeographicalAxis_468be956-f978-4b85-89ac-cdfe6fa87407" xlink:to="loc_srt_SegmentGeographicalDomain_4e142c0e-8bf4-49d0-bcd8-ce7debb9e3d0" xlink:type="arc" order="1"/>
    <link:loc xlink:type="locator" xlink:label="loc_country_GB_0298b220-39b7-4ff9-bafe-7aa347b97fbc" xlink:href="https://xbrl.sec.gov/country/2022/country-2022.xsd#country_GB"/>
    <link:definitionArc xlink:arcrole="http://xbrl.org/int/dim/arcrole/domain-member" xlink:from="loc_srt_SegmentGeographicalDomain_4e142c0e-8bf4-49d0-bcd8-ce7debb9e3d0" xlink:to="loc_country_GB_0298b220-39b7-4ff9-bafe-7aa347b97fbc" xlink:type="arc" order="0"/>
  </link:definitionLink>
  <link:roleRef roleURI="http://www.ryder.com/role/OPERATINGPROPERTYANDEQUIPMENTNETSummaryDetails" xlink:type="simple" xlink:href="r-20221231.xsd#OPERATINGPROPERTYANDEQUIPMENTNETSummaryDetails"/>
  <link:definitionLink xlink:role="http://www.ryder.com/role/OPERATINGPROPERTYANDEQUIPMENTNETSummaryDetails" xlink:type="extended" id="ibe600f825fa34b469ab9245ed42a9058_OPERATINGPROPERTYANDEQUIPMENTNETSummaryDetails">
    <link:loc xlink:type="locator" xlink:label="loc_us-gaap_PropertyPlantAndEquipmentLineItems_a603d5aa-9e2c-4258-845f-318c106e79c3" xlink:href="https://xbrl.fasb.org/us-gaap/2022/elts/us-gaap-2022.xsd#us-gaap_PropertyPlantAndEquipmentLineItems"/>
    <link:loc xlink:type="locator" xlink:label="loc_us-gaap_PropertyPlantAndEquipmentUsefulLife_4d4010bc-60f5-45e6-81ca-bf2082d4b11e" xlink:href="https://xbrl.fasb.org/us-gaap/2022/elts/us-gaap-2022.xsd#us-gaap_PropertyPlantAndEquipmentUsefulLife"/>
    <link:definitionArc xlink:arcrole="http://xbrl.org/int/dim/arcrole/domain-member" xlink:from="loc_us-gaap_PropertyPlantAndEquipmentLineItems_a603d5aa-9e2c-4258-845f-318c106e79c3" xlink:to="loc_us-gaap_PropertyPlantAndEquipmentUsefulLife_4d4010bc-60f5-45e6-81ca-bf2082d4b11e" xlink:type="arc" order="0"/>
    <link:loc xlink:type="locator" xlink:label="loc_us-gaap_PropertyPlantAndEquipmentAndFinanceLeaseRightOfUseAssetBeforeAccumulatedDepreciationAndAmortization_591778bf-5dd7-4e11-8d54-48e0b18b79eb" xlink:href="https://xbrl.fasb.org/us-gaap/2022/elts/us-gaap-2022.xsd#us-gaap_PropertyPlantAndEquipmentAndFinanceLeaseRightOfUseAssetBeforeAccumulatedDepreciationAndAmortization"/>
    <link:definitionArc xlink:arcrole="http://xbrl.org/int/dim/arcrole/domain-member" xlink:from="loc_us-gaap_PropertyPlantAndEquipmentLineItems_a603d5aa-9e2c-4258-845f-318c106e79c3" xlink:to="loc_us-gaap_PropertyPlantAndEquipmentAndFinanceLeaseRightOfUseAssetBeforeAccumulatedDepreciationAndAmortization_591778bf-5dd7-4e11-8d54-48e0b18b79eb" xlink:type="arc" order="1"/>
    <link:loc xlink:type="locator" xlink:label="loc_us-gaap_PropertyPlantAndEquipmentAndFinanceLeaseRightOfUseAssetAccumulatedDepreciationAndAmortization_a3964b67-c175-4f8a-9fd1-0671236793bc" xlink:href="https://xbrl.fasb.org/us-gaap/2022/elts/us-gaap-2022.xsd#us-gaap_PropertyPlantAndEquipmentAndFinanceLeaseRightOfUseAssetAccumulatedDepreciationAndAmortization"/>
    <link:definitionArc xlink:arcrole="http://xbrl.org/int/dim/arcrole/domain-member" xlink:from="loc_us-gaap_PropertyPlantAndEquipmentLineItems_a603d5aa-9e2c-4258-845f-318c106e79c3" xlink:to="loc_us-gaap_PropertyPlantAndEquipmentAndFinanceLeaseRightOfUseAssetAccumulatedDepreciationAndAmortization_a3964b67-c175-4f8a-9fd1-0671236793bc" xlink:type="arc" order="2"/>
    <link:loc xlink:type="locator" xlink:label="loc_us-gaap_PropertyPlantAndEquipmentAndFinanceLeaseRightOfUseAssetAfterAccumulatedDepreciationAndAmortization_d709c3d3-1222-4873-88bb-9f1ec3d4c101" xlink:href="https://xbrl.fasb.org/us-gaap/2022/elts/us-gaap-2022.xsd#us-gaap_PropertyPlantAndEquipmentAndFinanceLeaseRightOfUseAssetAfterAccumulatedDepreciationAndAmortization"/>
    <link:definitionArc xlink:arcrole="http://xbrl.org/int/dim/arcrole/domain-member" xlink:from="loc_us-gaap_PropertyPlantAndEquipmentLineItems_a603d5aa-9e2c-4258-845f-318c106e79c3" xlink:to="loc_us-gaap_PropertyPlantAndEquipmentAndFinanceLeaseRightOfUseAssetAfterAccumulatedDepreciationAndAmortization_d709c3d3-1222-4873-88bb-9f1ec3d4c101" xlink:type="arc" order="3"/>
    <link:loc xlink:type="locator" xlink:label="loc_us-gaap_ScheduleOfPropertyPlantAndEquipmentTable_a2830d0e-e695-4bbb-8993-89602d992a31" xlink:href="https://xbrl.fasb.org/us-gaap/2022/elts/us-gaap-2022.xsd#us-gaap_ScheduleOfPropertyPlantAndEquipmentTable"/>
    <link:definitionArc xlink:arcrole="http://xbrl.org/int/dim/arcrole/all" xlink:from="loc_us-gaap_PropertyPlantAndEquipmentLineItems_a603d5aa-9e2c-4258-845f-318c106e79c3" xlink:to="loc_us-gaap_ScheduleOfPropertyPlantAndEquipmentTable_a2830d0e-e695-4bbb-8993-89602d992a31" xlink:type="arc" order="1" xbrldt:closed="true" xbrldt:contextElement="segment"/>
    <link:loc xlink:type="locator" xlink:label="loc_srt_RangeAxis_fde6358b-2a41-41b8-8259-d74da5dc5092" xlink:href="https://xbrl.fasb.org/srt/2022/elts/srt-2022.xsd#srt_RangeAxis"/>
    <link:definitionArc xlink:arcrole="http://xbrl.org/int/dim/arcrole/hypercube-dimension" xlink:from="loc_us-gaap_ScheduleOfPropertyPlantAndEquipmentTable_a2830d0e-e695-4bbb-8993-89602d992a31" xlink:to="loc_srt_RangeAxis_fde6358b-2a41-41b8-8259-d74da5dc5092" xlink:type="arc" order="1"/>
    <link:loc xlink:type="locator" xlink:label="loc_srt_RangeMember_fde6358b-2a41-41b8-8259-d74da5dc5092_default" xlink:href="https://xbrl.fasb.org/srt/2022/elts/srt-2022.xsd#srt_RangeMember"/>
    <link:definitionArc xlink:arcrole="http://xbrl.org/int/dim/arcrole/dimension-default" xlink:from="loc_srt_RangeAxis_fde6358b-2a41-41b8-8259-d74da5dc5092" xlink:to="loc_srt_RangeMember_fde6358b-2a41-41b8-8259-d74da5dc5092_default" xlink:type="arc" order="1"/>
    <link:loc xlink:type="locator" xlink:label="loc_srt_RangeMember_fa160441-d792-4755-95c9-255a5c152e3b" xlink:href="https://xbrl.fasb.org/srt/2022/elts/srt-2022.xsd#srt_RangeMember"/>
    <link:definitionArc xlink:arcrole="http://xbrl.org/int/dim/arcrole/dimension-domain" xlink:from="loc_srt_RangeAxis_fde6358b-2a41-41b8-8259-d74da5dc5092" xlink:to="loc_srt_RangeMember_fa160441-d792-4755-95c9-255a5c152e3b" xlink:type="arc" order="1"/>
    <link:loc xlink:type="locator" xlink:label="loc_srt_MinimumMember_bc62f430-e3f1-4a55-bc69-eb44a86e8fbc" xlink:href="https://xbrl.fasb.org/srt/2022/elts/srt-2022.xsd#srt_MinimumMember"/>
    <link:definitionArc xlink:arcrole="http://xbrl.org/int/dim/arcrole/domain-member" xlink:from="loc_srt_RangeMember_fa160441-d792-4755-95c9-255a5c152e3b" xlink:to="loc_srt_MinimumMember_bc62f430-e3f1-4a55-bc69-eb44a86e8fbc" xlink:type="arc" order="0"/>
    <link:loc xlink:type="locator" xlink:label="loc_srt_MaximumMember_0f5e0043-bf27-43f8-ba80-2b322439de41" xlink:href="https://xbrl.fasb.org/srt/2022/elts/srt-2022.xsd#srt_MaximumMember"/>
    <link:definitionArc xlink:arcrole="http://xbrl.org/int/dim/arcrole/domain-member" xlink:from="loc_srt_RangeMember_fa160441-d792-4755-95c9-255a5c152e3b" xlink:to="loc_srt_MaximumMember_0f5e0043-bf27-43f8-ba80-2b322439de41" xlink:type="arc" order="1"/>
    <link:loc xlink:type="locator" xlink:label="loc_us-gaap_PropertyPlantAndEquipmentByTypeAxis_efa43505-8295-49fe-8632-ffc975e26079" xlink:href="https://xbrl.fasb.org/us-gaap/2022/elts/us-gaap-2022.xsd#us-gaap_PropertyPlantAndEquipmentByTypeAxis"/>
    <link:definitionArc xlink:arcrole="http://xbrl.org/int/dim/arcrole/hypercube-dimension" xlink:from="loc_us-gaap_ScheduleOfPropertyPlantAndEquipmentTable_a2830d0e-e695-4bbb-8993-89602d992a31" xlink:to="loc_us-gaap_PropertyPlantAndEquipmentByTypeAxis_efa43505-8295-49fe-8632-ffc975e26079" xlink:type="arc" order="2"/>
    <link:loc xlink:type="locator" xlink:label="loc_us-gaap_PropertyPlantAndEquipmentTypeDomain_efa43505-8295-49fe-8632-ffc975e26079_default" xlink:href="https://xbrl.fasb.org/us-gaap/2022/elts/us-gaap-2022.xsd#us-gaap_PropertyPlantAndEquipmentTypeDomain"/>
    <link:definitionArc xlink:arcrole="http://xbrl.org/int/dim/arcrole/dimension-default" xlink:from="loc_us-gaap_PropertyPlantAndEquipmentByTypeAxis_efa43505-8295-49fe-8632-ffc975e26079" xlink:to="loc_us-gaap_PropertyPlantAndEquipmentTypeDomain_efa43505-8295-49fe-8632-ffc975e26079_default" xlink:type="arc" order="1"/>
    <link:loc xlink:type="locator" xlink:label="loc_us-gaap_PropertyPlantAndEquipmentTypeDomain_2edffc00-46ed-41ae-b1ec-589f7703cc52" xlink:href="https://xbrl.fasb.org/us-gaap/2022/elts/us-gaap-2022.xsd#us-gaap_PropertyPlantAndEquipmentTypeDomain"/>
    <link:definitionArc xlink:arcrole="http://xbrl.org/int/dim/arcrole/dimension-domain" xlink:from="loc_us-gaap_PropertyPlantAndEquipmentByTypeAxis_efa43505-8295-49fe-8632-ffc975e26079" xlink:to="loc_us-gaap_PropertyPlantAndEquipmentTypeDomain_2edffc00-46ed-41ae-b1ec-589f7703cc52" xlink:type="arc" order="1"/>
    <link:loc xlink:type="locator" xlink:label="loc_us-gaap_LandMember_50370f89-6c3d-49f5-86e0-3b621481d167" xlink:href="https://xbrl.fasb.org/us-gaap/2022/elts/us-gaap-2022.xsd#us-gaap_LandMember"/>
    <link:definitionArc xlink:arcrole="http://xbrl.org/int/dim/arcrole/domain-member" xlink:from="loc_us-gaap_PropertyPlantAndEquipmentTypeDomain_2edffc00-46ed-41ae-b1ec-589f7703cc52" xlink:to="loc_us-gaap_LandMember_50370f89-6c3d-49f5-86e0-3b621481d167" xlink:type="arc" order="0"/>
    <link:loc xlink:type="locator" xlink:label="loc_us-gaap_BuildingAndBuildingImprovementsMember_a17de73a-5f10-4c98-8f38-d734b95beace" xlink:href="https://xbrl.fasb.org/us-gaap/2022/elts/us-gaap-2022.xsd#us-gaap_BuildingAndBuildingImprovementsMember"/>
    <link:definitionArc xlink:arcrole="http://xbrl.org/int/dim/arcrole/domain-member" xlink:from="loc_us-gaap_PropertyPlantAndEquipmentTypeDomain_2edffc00-46ed-41ae-b1ec-589f7703cc52" xlink:to="loc_us-gaap_BuildingAndBuildingImprovementsMember_a17de73a-5f10-4c98-8f38-d734b95beace" xlink:type="arc" order="1"/>
    <link:loc xlink:type="locator" xlink:label="loc_us-gaap_MachineryAndEquipmentMember_7f146ab2-0bf8-4acc-aa96-fd6d418eb464" xlink:href="https://xbrl.fasb.org/us-gaap/2022/elts/us-gaap-2022.xsd#us-gaap_MachineryAndEquipmentMember"/>
    <link:definitionArc xlink:arcrole="http://xbrl.org/int/dim/arcrole/domain-member" xlink:from="loc_us-gaap_PropertyPlantAndEquipmentTypeDomain_2edffc00-46ed-41ae-b1ec-589f7703cc52" xlink:to="loc_us-gaap_MachineryAndEquipmentMember_7f146ab2-0bf8-4acc-aa96-fd6d418eb464" xlink:type="arc" order="2"/>
    <link:loc xlink:type="locator" xlink:label="loc_us-gaap_PropertyPlantAndEquipmentOtherTypesMember_85e81ac0-5dda-4195-9866-ee328aeb4594" xlink:href="https://xbrl.fasb.org/us-gaap/2022/elts/us-gaap-2022.xsd#us-gaap_PropertyPlantAndEquipmentOtherTypesMember"/>
    <link:definitionArc xlink:arcrole="http://xbrl.org/int/dim/arcrole/domain-member" xlink:from="loc_us-gaap_PropertyPlantAndEquipmentTypeDomain_2edffc00-46ed-41ae-b1ec-589f7703cc52" xlink:to="loc_us-gaap_PropertyPlantAndEquipmentOtherTypesMember_85e81ac0-5dda-4195-9866-ee328aeb4594" xlink:type="arc" order="3"/>
  </link:definitionLink>
  <link:roleRef roleURI="http://www.ryder.com/role/GOODWILLSummaryDetails" xlink:type="simple" xlink:href="r-20221231.xsd#GOODWILLSummaryDetails"/>
  <link:definitionLink xlink:role="http://www.ryder.com/role/GOODWILLSummaryDetails" xlink:type="extended" id="ie4c6754faf504e9a95a5dcce6b33dd12_GOODWILLSummaryDetails">
    <link:loc xlink:type="locator" xlink:label="loc_us-gaap_GoodwillLineItems_1d7f6bb4-36eb-45ad-93a1-8e29e44da0a5" xlink:href="https://xbrl.fasb.org/us-gaap/2022/elts/us-gaap-2022.xsd#us-gaap_GoodwillLineItems"/>
    <link:loc xlink:type="locator" xlink:label="loc_us-gaap_GoodwillRollForward_e78cc1f6-d73e-422a-9fd6-78e5edd7bf02" xlink:href="https://xbrl.fasb.org/us-gaap/2022/elts/us-gaap-2022.xsd#us-gaap_GoodwillRollForward"/>
    <link:definitionArc xlink:arcrole="http://xbrl.org/int/dim/arcrole/domain-member" xlink:from="loc_us-gaap_GoodwillLineItems_1d7f6bb4-36eb-45ad-93a1-8e29e44da0a5" xlink:to="loc_us-gaap_GoodwillRollForward_e78cc1f6-d73e-422a-9fd6-78e5edd7bf02" xlink:type="arc" order="0"/>
    <link:loc xlink:type="locator" xlink:label="loc_us-gaap_GoodwillGross_fb6942b0-6135-4002-b636-5fe883602a5d" xlink:href="https://xbrl.fasb.org/us-gaap/2022/elts/us-gaap-2022.xsd#us-gaap_GoodwillGross"/>
    <link:definitionArc xlink:arcrole="http://xbrl.org/int/dim/arcrole/domain-member" xlink:from="loc_us-gaap_GoodwillRollForward_e78cc1f6-d73e-422a-9fd6-78e5edd7bf02" xlink:to="loc_us-gaap_GoodwillGross_fb6942b0-6135-4002-b636-5fe883602a5d" xlink:type="arc" order="1"/>
    <link:loc xlink:type="locator" xlink:label="loc_us-gaap_GoodwillAcquiredDuringPeriod_99f85bb6-7126-4281-921b-d2e0e1353f5f" xlink:href="https://xbrl.fasb.org/us-gaap/2022/elts/us-gaap-2022.xsd#us-gaap_GoodwillAcquiredDuringPeriod"/>
    <link:definitionArc xlink:arcrole="http://xbrl.org/int/dim/arcrole/domain-member" xlink:from="loc_us-gaap_GoodwillRollForward_e78cc1f6-d73e-422a-9fd6-78e5edd7bf02" xlink:to="loc_us-gaap_GoodwillAcquiredDuringPeriod_99f85bb6-7126-4281-921b-d2e0e1353f5f" xlink:type="arc" order="2"/>
    <link:loc xlink:type="locator" xlink:label="loc_us-gaap_GoodwillForeignCurrencyTranslationGainLoss_94d9cbee-4e79-4e40-b07c-2cc2fccbc470" xlink:href="https://xbrl.fasb.org/us-gaap/2022/elts/us-gaap-2022.xsd#us-gaap_GoodwillForeignCurrencyTranslationGainLoss"/>
    <link:definitionArc xlink:arcrole="http://xbrl.org/int/dim/arcrole/domain-member" xlink:from="loc_us-gaap_GoodwillRollForward_e78cc1f6-d73e-422a-9fd6-78e5edd7bf02" xlink:to="loc_us-gaap_GoodwillForeignCurrencyTranslationGainLoss_94d9cbee-4e79-4e40-b07c-2cc2fccbc470" xlink:type="arc" order="3"/>
    <link:loc xlink:type="locator" xlink:label="loc_us-gaap_GoodwillGross_3b544434-931a-45d2-9d4a-4d70882d1c07" xlink:href="https://xbrl.fasb.org/us-gaap/2022/elts/us-gaap-2022.xsd#us-gaap_GoodwillGross"/>
    <link:loc xlink:type="locator" xlink:label="loc_us-gaap_GoodwillImpairedAccumulatedImpairmentLoss_e6582944-b966-4650-986b-387f77266be1" xlink:href="https://xbrl.fasb.org/us-gaap/2022/elts/us-gaap-2022.xsd#us-gaap_GoodwillImpairedAccumulatedImpairmentLoss"/>
    <link:definitionArc xlink:arcrole="http://xbrl.org/int/dim/arcrole/domain-member" xlink:from="loc_us-gaap_GoodwillLineItems_1d7f6bb4-36eb-45ad-93a1-8e29e44da0a5" xlink:to="loc_us-gaap_GoodwillImpairedAccumulatedImpairmentLoss_e6582944-b966-4650-986b-387f77266be1" xlink:type="arc" order="1"/>
    <link:loc xlink:type="locator" xlink:label="loc_us-gaap_ScheduleOfGoodwillTable_e2fa750f-ad2f-4ecf-9efa-d1f1a7722e9c" xlink:href="https://xbrl.fasb.org/us-gaap/2022/elts/us-gaap-2022.xsd#us-gaap_ScheduleOfGoodwillTable"/>
    <link:definitionArc xlink:arcrole="http://xbrl.org/int/dim/arcrole/all" xlink:from="loc_us-gaap_GoodwillLineItems_1d7f6bb4-36eb-45ad-93a1-8e29e44da0a5" xlink:to="loc_us-gaap_ScheduleOfGoodwillTable_e2fa750f-ad2f-4ecf-9efa-d1f1a7722e9c" xlink:type="arc" order="1" xbrldt:closed="true" xbrldt:contextElement="segment"/>
    <link:loc xlink:type="locator" xlink:label="loc_us-gaap_StatementBusinessSegmentsAxis_b88f9fe3-b039-4a20-add9-2e2e384a6285" xlink:href="https://xbrl.fasb.org/us-gaap/2022/elts/us-gaap-2022.xsd#us-gaap_StatementBusinessSegmentsAxis"/>
    <link:definitionArc xlink:arcrole="http://xbrl.org/int/dim/arcrole/hypercube-dimension" xlink:from="loc_us-gaap_ScheduleOfGoodwillTable_e2fa750f-ad2f-4ecf-9efa-d1f1a7722e9c" xlink:to="loc_us-gaap_StatementBusinessSegmentsAxis_b88f9fe3-b039-4a20-add9-2e2e384a6285" xlink:type="arc" order="1"/>
    <link:loc xlink:type="locator" xlink:label="loc_us-gaap_SegmentDomain_b88f9fe3-b039-4a20-add9-2e2e384a6285_default" xlink:href="https://xbrl.fasb.org/us-gaap/2022/elts/us-gaap-2022.xsd#us-gaap_SegmentDomain"/>
    <link:definitionArc xlink:arcrole="http://xbrl.org/int/dim/arcrole/dimension-default" xlink:from="loc_us-gaap_StatementBusinessSegmentsAxis_b88f9fe3-b039-4a20-add9-2e2e384a6285" xlink:to="loc_us-gaap_SegmentDomain_b88f9fe3-b039-4a20-add9-2e2e384a6285_default" xlink:type="arc" order="1"/>
    <link:loc xlink:type="locator" xlink:label="loc_us-gaap_SegmentDomain_c14fad29-8547-461a-9a02-bf511289c6d2" xlink:href="https://xbrl.fasb.org/us-gaap/2022/elts/us-gaap-2022.xsd#us-gaap_SegmentDomain"/>
    <link:definitionArc xlink:arcrole="http://xbrl.org/int/dim/arcrole/dimension-domain" xlink:from="loc_us-gaap_StatementBusinessSegmentsAxis_b88f9fe3-b039-4a20-add9-2e2e384a6285" xlink:to="loc_us-gaap_SegmentDomain_c14fad29-8547-461a-9a02-bf511289c6d2" xlink:type="arc" order="1"/>
    <link:loc xlink:type="locator" xlink:label="loc_r_FleetManagementSolutionsMember_c7b02d60-0aa0-4337-8945-ce10f6a7d47d" xlink:href="r-20221231.xsd#r_FleetManagementSolutionsMember"/>
    <link:definitionArc xlink:arcrole="http://xbrl.org/int/dim/arcrole/domain-member" xlink:from="loc_us-gaap_SegmentDomain_c14fad29-8547-461a-9a02-bf511289c6d2" xlink:to="loc_r_FleetManagementSolutionsMember_c7b02d60-0aa0-4337-8945-ce10f6a7d47d" xlink:type="arc" order="0"/>
    <link:loc xlink:type="locator" xlink:label="loc_r_SupplyChainSolutionsMember_46a7e8db-793c-4e82-bc82-89c316dbd832" xlink:href="r-20221231.xsd#r_SupplyChainSolutionsMember"/>
    <link:definitionArc xlink:arcrole="http://xbrl.org/int/dim/arcrole/domain-member" xlink:from="loc_us-gaap_SegmentDomain_c14fad29-8547-461a-9a02-bf511289c6d2" xlink:to="loc_r_SupplyChainSolutionsMember_46a7e8db-793c-4e82-bc82-89c316dbd832" xlink:type="arc" order="1"/>
    <link:loc xlink:type="locator" xlink:label="loc_r_DedicatedTransportationSolutionsMember_32a2919f-f488-4f30-9cf3-8c30582923a9" xlink:href="r-20221231.xsd#r_DedicatedTransportationSolutionsMember"/>
    <link:definitionArc xlink:arcrole="http://xbrl.org/int/dim/arcrole/domain-member" xlink:from="loc_us-gaap_SegmentDomain_c14fad29-8547-461a-9a02-bf511289c6d2" xlink:to="loc_r_DedicatedTransportationSolutionsMember_32a2919f-f488-4f30-9cf3-8c30582923a9" xlink:type="arc" order="2"/>
  </link:definitionLink>
  <link:roleRef roleURI="http://www.ryder.com/role/INTANGIBLEASSETSNETSummaryDetails" xlink:type="simple" xlink:href="r-20221231.xsd#INTANGIBLEASSETSNETSummaryDetails"/>
  <link:definitionLink xlink:role="http://www.ryder.com/role/INTANGIBLEASSETSNETSummaryDetails" xlink:type="extended" id="i7381eee887344e97a6fe75496a254051_INTANGIBLEASSETSNETSummaryDetails">
    <link:loc xlink:type="locator" xlink:label="loc_us-gaap_FiniteLivedIntangibleAssetsLineItems_a2dcb016-f15e-4d64-b49a-0f68e258200c" xlink:href="https://xbrl.fasb.org/us-gaap/2022/elts/us-gaap-2022.xsd#us-gaap_FiniteLivedIntangibleAssetsLineItems"/>
    <link:loc xlink:type="locator" xlink:label="loc_us-gaap_IntangibleAssetsNetExcludingGoodwillAbstract_5c03b797-aafb-4684-a074-9ba8a73f7047" xlink:href="https://xbrl.fasb.org/us-gaap/2022/elts/us-gaap-2022.xsd#us-gaap_IntangibleAssetsNetExcludingGoodwillAbstract"/>
    <link:definitionArc xlink:arcrole="http://xbrl.org/int/dim/arcrole/domain-member" xlink:from="loc_us-gaap_FiniteLivedIntangibleAssetsLineItems_a2dcb016-f15e-4d64-b49a-0f68e258200c" xlink:to="loc_us-gaap_IntangibleAssetsNetExcludingGoodwillAbstract_5c03b797-aafb-4684-a074-9ba8a73f7047" xlink:type="arc" order="0"/>
    <link:loc xlink:type="locator" xlink:label="loc_us-gaap_IndefiniteLivedIntangibleAssetsExcludingGoodwill_b2d01e59-0e0a-44ab-9644-6e03386049ce" xlink:href="https://xbrl.fasb.org/us-gaap/2022/elts/us-gaap-2022.xsd#us-gaap_IndefiniteLivedIntangibleAssetsExcludingGoodwill"/>
    <link:definitionArc xlink:arcrole="http://xbrl.org/int/dim/arcrole/domain-member" xlink:from="loc_us-gaap_IntangibleAssetsNetExcludingGoodwillAbstract_5c03b797-aafb-4684-a074-9ba8a73f7047" xlink:to="loc_us-gaap_IndefiniteLivedIntangibleAssetsExcludingGoodwill_b2d01e59-0e0a-44ab-9644-6e03386049ce" xlink:type="arc" order="1"/>
    <link:loc xlink:type="locator" xlink:label="loc_us-gaap_FiniteLivedIntangibleAssetsGross_3ebbbf49-add5-4de8-936b-956f4ce36dce" xlink:href="https://xbrl.fasb.org/us-gaap/2022/elts/us-gaap-2022.xsd#us-gaap_FiniteLivedIntangibleAssetsGross"/>
    <link:definitionArc xlink:arcrole="http://xbrl.org/int/dim/arcrole/domain-member" xlink:from="loc_us-gaap_IntangibleAssetsNetExcludingGoodwillAbstract_5c03b797-aafb-4684-a074-9ba8a73f7047" xlink:to="loc_us-gaap_FiniteLivedIntangibleAssetsGross_3ebbbf49-add5-4de8-936b-956f4ce36dce" xlink:type="arc" order="2"/>
    <link:loc xlink:type="locator" xlink:label="loc_us-gaap_FiniteLivedIntangibleAssetsAccumulatedAmortization_16d2fc4b-f42c-433a-93d1-b69a1688a1b0" xlink:href="https://xbrl.fasb.org/us-gaap/2022/elts/us-gaap-2022.xsd#us-gaap_FiniteLivedIntangibleAssetsAccumulatedAmortization"/>
    <link:definitionArc xlink:arcrole="http://xbrl.org/int/dim/arcrole/domain-member" xlink:from="loc_us-gaap_IntangibleAssetsNetExcludingGoodwillAbstract_5c03b797-aafb-4684-a074-9ba8a73f7047" xlink:to="loc_us-gaap_FiniteLivedIntangibleAssetsAccumulatedAmortization_16d2fc4b-f42c-433a-93d1-b69a1688a1b0" xlink:type="arc" order="3"/>
    <link:loc xlink:type="locator" xlink:label="loc_us-gaap_IntangibleAssetsNetExcludingGoodwill_2ee3f34f-fe46-48e5-b55e-408cf53ce7b8" xlink:href="https://xbrl.fasb.org/us-gaap/2022/elts/us-gaap-2022.xsd#us-gaap_IntangibleAssetsNetExcludingGoodwill"/>
    <link:definitionArc xlink:arcrole="http://xbrl.org/int/dim/arcrole/domain-member" xlink:from="loc_us-gaap_IntangibleAssetsNetExcludingGoodwillAbstract_5c03b797-aafb-4684-a074-9ba8a73f7047" xlink:to="loc_us-gaap_IntangibleAssetsNetExcludingGoodwill_2ee3f34f-fe46-48e5-b55e-408cf53ce7b8" xlink:type="arc" order="4"/>
    <link:loc xlink:type="locator" xlink:label="loc_us-gaap_BusinessCombinationRecognizedIdentifiableAssetsAcquiredAndLiabilitiesAssumedIntangibles_fe6e6fd1-e149-4216-9eec-7b25f32ac3ed" xlink:href="https://xbrl.fasb.org/us-gaap/2022/elts/us-gaap-2022.xsd#us-gaap_BusinessCombinationRecognizedIdentifiableAssetsAcquiredAndLiabilitiesAssumedIntangibles"/>
    <link:definitionArc xlink:arcrole="http://xbrl.org/int/dim/arcrole/domain-member" xlink:from="loc_us-gaap_FiniteLivedIntangibleAssetsLineItems_a2dcb016-f15e-4d64-b49a-0f68e258200c" xlink:to="loc_us-gaap_BusinessCombinationRecognizedIdentifiableAssetsAcquiredAndLiabilitiesAssumedIntangibles_fe6e6fd1-e149-4216-9eec-7b25f32ac3ed" xlink:type="arc" order="1"/>
    <link:loc xlink:type="locator" xlink:label="loc_us-gaap_ScheduleOfFiniteLivedIntangibleAssetsTable_97d9c6a2-03c8-4fcc-94c8-3c8a1ea13eea" xlink:href="https://xbrl.fasb.org/us-gaap/2022/elts/us-gaap-2022.xsd#us-gaap_ScheduleOfFiniteLivedIntangibleAssetsTable"/>
    <link:definitionArc xlink:arcrole="http://xbrl.org/int/dim/arcrole/all" xlink:from="loc_us-gaap_FiniteLivedIntangibleAssetsLineItems_a2dcb016-f15e-4d64-b49a-0f68e258200c" xlink:to="loc_us-gaap_ScheduleOfFiniteLivedIntangibleAssetsTable_97d9c6a2-03c8-4fcc-94c8-3c8a1ea13eea" xlink:type="arc" order="1" xbrldt:closed="true" xbrldt:contextElement="segment"/>
    <link:loc xlink:type="locator" xlink:label="loc_us-gaap_StatementBusinessSegmentsAxis_c28abcd6-387f-4e11-9fb1-7b031eea2225" xlink:href="https://xbrl.fasb.org/us-gaap/2022/elts/us-gaap-2022.xsd#us-gaap_StatementBusinessSegmentsAxis"/>
    <link:definitionArc xlink:arcrole="http://xbrl.org/int/dim/arcrole/hypercube-dimension" xlink:from="loc_us-gaap_ScheduleOfFiniteLivedIntangibleAssetsTable_97d9c6a2-03c8-4fcc-94c8-3c8a1ea13eea" xlink:to="loc_us-gaap_StatementBusinessSegmentsAxis_c28abcd6-387f-4e11-9fb1-7b031eea2225" xlink:type="arc" order="1"/>
    <link:loc xlink:type="locator" xlink:label="loc_us-gaap_SegmentDomain_c28abcd6-387f-4e11-9fb1-7b031eea2225_default" xlink:href="https://xbrl.fasb.org/us-gaap/2022/elts/us-gaap-2022.xsd#us-gaap_SegmentDomain"/>
    <link:definitionArc xlink:arcrole="http://xbrl.org/int/dim/arcrole/dimension-default" xlink:from="loc_us-gaap_StatementBusinessSegmentsAxis_c28abcd6-387f-4e11-9fb1-7b031eea2225" xlink:to="loc_us-gaap_SegmentDomain_c28abcd6-387f-4e11-9fb1-7b031eea2225_default" xlink:type="arc" order="1"/>
    <link:loc xlink:type="locator" xlink:label="loc_us-gaap_SegmentDomain_fc53b1e4-50b9-40e6-91cb-f94e518c70cf" xlink:href="https://xbrl.fasb.org/us-gaap/2022/elts/us-gaap-2022.xsd#us-gaap_SegmentDomain"/>
    <link:definitionArc xlink:arcrole="http://xbrl.org/int/dim/arcrole/dimension-domain" xlink:from="loc_us-gaap_StatementBusinessSegmentsAxis_c28abcd6-387f-4e11-9fb1-7b031eea2225" xlink:to="loc_us-gaap_SegmentDomain_fc53b1e4-50b9-40e6-91cb-f94e518c70cf" xlink:type="arc" order="1"/>
    <link:loc xlink:type="locator" xlink:label="loc_r_FleetManagementSolutionsMember_26d3d823-bce6-41ca-9c64-1703a09a5b6f" xlink:href="r-20221231.xsd#r_FleetManagementSolutionsMember"/>
    <link:definitionArc xlink:arcrole="http://xbrl.org/int/dim/arcrole/domain-member" xlink:from="loc_us-gaap_SegmentDomain_fc53b1e4-50b9-40e6-91cb-f94e518c70cf" xlink:to="loc_r_FleetManagementSolutionsMember_26d3d823-bce6-41ca-9c64-1703a09a5b6f" xlink:type="arc" order="0"/>
    <link:loc xlink:type="locator" xlink:label="loc_r_SupplyChainSolutionsMember_afe2f34f-7ae0-4a1e-bd2d-b63db8d46b52" xlink:href="r-20221231.xsd#r_SupplyChainSolutionsMember"/>
    <link:definitionArc xlink:arcrole="http://xbrl.org/int/dim/arcrole/domain-member" xlink:from="loc_us-gaap_SegmentDomain_fc53b1e4-50b9-40e6-91cb-f94e518c70cf" xlink:to="loc_r_SupplyChainSolutionsMember_afe2f34f-7ae0-4a1e-bd2d-b63db8d46b52" xlink:type="arc" order="1"/>
    <link:loc xlink:type="locator" xlink:label="loc_r_DedicatedTransportationSolutionsMember_e24b8b47-fcb6-414a-ab0c-90f7fb0875c1" xlink:href="r-20221231.xsd#r_DedicatedTransportationSolutionsMember"/>
    <link:definitionArc xlink:arcrole="http://xbrl.org/int/dim/arcrole/domain-member" xlink:from="loc_us-gaap_SegmentDomain_fc53b1e4-50b9-40e6-91cb-f94e518c70cf" xlink:to="loc_r_DedicatedTransportationSolutionsMember_e24b8b47-fcb6-414a-ab0c-90f7fb0875c1" xlink:type="arc" order="2"/>
    <link:loc xlink:type="locator" xlink:label="loc_r_CentralSupportServicesMember_38747562-840e-4920-b2f3-9c19b030a30f" xlink:href="r-20221231.xsd#r_CentralSupportServicesMember"/>
    <link:definitionArc xlink:arcrole="http://xbrl.org/int/dim/arcrole/domain-member" xlink:from="loc_us-gaap_SegmentDomain_fc53b1e4-50b9-40e6-91cb-f94e518c70cf" xlink:to="loc_r_CentralSupportServicesMember_38747562-840e-4920-b2f3-9c19b030a30f" xlink:type="arc" order="3"/>
    <link:loc xlink:type="locator" xlink:label="loc_us-gaap_IndefiniteLivedIntangibleAssetsByMajorClassAxis_acef322f-81f9-42aa-9cfd-d046768dc35d" xlink:href="https://xbrl.fasb.org/us-gaap/2022/elts/us-gaap-2022.xsd#us-gaap_IndefiniteLivedIntangibleAssetsByMajorClassAxis"/>
    <link:definitionArc xlink:arcrole="http://xbrl.org/int/dim/arcrole/hypercube-dimension" xlink:from="loc_us-gaap_ScheduleOfFiniteLivedIntangibleAssetsTable_97d9c6a2-03c8-4fcc-94c8-3c8a1ea13eea" xlink:to="loc_us-gaap_IndefiniteLivedIntangibleAssetsByMajorClassAxis_acef322f-81f9-42aa-9cfd-d046768dc35d" xlink:type="arc" order="2"/>
    <link:loc xlink:type="locator" xlink:label="loc_us-gaap_IndefiniteLivedIntangibleAssetsMajorClassNameDomain_acef322f-81f9-42aa-9cfd-d046768dc35d_default" xlink:href="https://xbrl.fasb.org/us-gaap/2022/elts/us-gaap-2022.xsd#us-gaap_IndefiniteLivedIntangibleAssetsMajorClassNameDomain"/>
    <link:definitionArc xlink:arcrole="http://xbrl.org/int/dim/arcrole/dimension-default" xlink:from="loc_us-gaap_IndefiniteLivedIntangibleAssetsByMajorClassAxis_acef322f-81f9-42aa-9cfd-d046768dc35d" xlink:to="loc_us-gaap_IndefiniteLivedIntangibleAssetsMajorClassNameDomain_acef322f-81f9-42aa-9cfd-d046768dc35d_default" xlink:type="arc" order="1"/>
    <link:loc xlink:type="locator" xlink:label="loc_us-gaap_IndefiniteLivedIntangibleAssetsMajorClassNameDomain_23a33079-659d-4383-9141-abe827143489" xlink:href="https://xbrl.fasb.org/us-gaap/2022/elts/us-gaap-2022.xsd#us-gaap_IndefiniteLivedIntangibleAssetsMajorClassNameDomain"/>
    <link:definitionArc xlink:arcrole="http://xbrl.org/int/dim/arcrole/dimension-domain" xlink:from="loc_us-gaap_IndefiniteLivedIntangibleAssetsByMajorClassAxis_acef322f-81f9-42aa-9cfd-d046768dc35d" xlink:to="loc_us-gaap_IndefiniteLivedIntangibleAssetsMajorClassNameDomain_23a33079-659d-4383-9141-abe827143489" xlink:type="arc" order="1"/>
    <link:loc xlink:type="locator" xlink:label="loc_us-gaap_TradeNamesMember_fc74f799-42da-4c4d-bb04-8e4cdf27cb70" xlink:href="https://xbrl.fasb.org/us-gaap/2022/elts/us-gaap-2022.xsd#us-gaap_TradeNamesMember"/>
    <link:definitionArc xlink:arcrole="http://xbrl.org/int/dim/arcrole/domain-member" xlink:from="loc_us-gaap_IndefiniteLivedIntangibleAssetsMajorClassNameDomain_23a33079-659d-4383-9141-abe827143489" xlink:to="loc_us-gaap_TradeNamesMember_fc74f799-42da-4c4d-bb04-8e4cdf27cb70" xlink:type="arc" order="0"/>
    <link:loc xlink:type="locator" xlink:label="loc_us-gaap_FiniteLivedIntangibleAssetsByMajorClassAxis_a176c22e-4cb0-49e2-89eb-82bff2811a3c" xlink:href="https://xbrl.fasb.org/us-gaap/2022/elts/us-gaap-2022.xsd#us-gaap_FiniteLivedIntangibleAssetsByMajorClassAxis"/>
    <link:definitionArc xlink:arcrole="http://xbrl.org/int/dim/arcrole/hypercube-dimension" xlink:from="loc_us-gaap_ScheduleOfFiniteLivedIntangibleAssetsTable_97d9c6a2-03c8-4fcc-94c8-3c8a1ea13eea" xlink:to="loc_us-gaap_FiniteLivedIntangibleAssetsByMajorClassAxis_a176c22e-4cb0-49e2-89eb-82bff2811a3c" xlink:type="arc" order="3"/>
    <link:loc xlink:type="locator" xlink:label="loc_us-gaap_FiniteLivedIntangibleAssetsMajorClassNameDomain_a176c22e-4cb0-49e2-89eb-82bff2811a3c_default" xlink:href="https://xbrl.fasb.org/us-gaap/2022/elts/us-gaap-2022.xsd#us-gaap_FiniteLivedIntangibleAssetsMajorClassNameDomain"/>
    <link:definitionArc xlink:arcrole="http://xbrl.org/int/dim/arcrole/dimension-default" xlink:from="loc_us-gaap_FiniteLivedIntangibleAssetsByMajorClassAxis_a176c22e-4cb0-49e2-89eb-82bff2811a3c" xlink:to="loc_us-gaap_FiniteLivedIntangibleAssetsMajorClassNameDomain_a176c22e-4cb0-49e2-89eb-82bff2811a3c_default" xlink:type="arc" order="1"/>
    <link:loc xlink:type="locator" xlink:label="loc_us-gaap_FiniteLivedIntangibleAssetsMajorClassNameDomain_fb73f23e-4acc-4c42-9fe2-5f190a07083b" xlink:href="https://xbrl.fasb.org/us-gaap/2022/elts/us-gaap-2022.xsd#us-gaap_FiniteLivedIntangibleAssetsMajorClassNameDomain"/>
    <link:definitionArc xlink:arcrole="http://xbrl.org/int/dim/arcrole/dimension-domain" xlink:from="loc_us-gaap_FiniteLivedIntangibleAssetsByMajorClassAxis_a176c22e-4cb0-49e2-89eb-82bff2811a3c" xlink:to="loc_us-gaap_FiniteLivedIntangibleAssetsMajorClassNameDomain_fb73f23e-4acc-4c42-9fe2-5f190a07083b" xlink:type="arc" order="1"/>
    <link:loc xlink:type="locator" xlink:label="loc_us-gaap_CustomerRelationshipsMember_9cf5c26b-2481-486e-b355-f868b9bcd7a2" xlink:href="https://xbrl.fasb.org/us-gaap/2022/elts/us-gaap-2022.xsd#us-gaap_CustomerRelationshipsMember"/>
    <link:definitionArc xlink:arcrole="http://xbrl.org/int/dim/arcrole/domain-member" xlink:from="loc_us-gaap_FiniteLivedIntangibleAssetsMajorClassNameDomain_fb73f23e-4acc-4c42-9fe2-5f190a07083b" xlink:to="loc_us-gaap_CustomerRelationshipsMember_9cf5c26b-2481-486e-b355-f868b9bcd7a2" xlink:type="arc" order="0"/>
    <link:loc xlink:type="locator" xlink:label="loc_us-gaap_BusinessAcquisitionAxis_d980159c-d53c-4dbc-9bb2-c29bcd7ec28c" xlink:href="https://xbrl.fasb.org/us-gaap/2022/elts/us-gaap-2022.xsd#us-gaap_BusinessAcquisitionAxis"/>
    <link:definitionArc xlink:arcrole="http://xbrl.org/int/dim/arcrole/hypercube-dimension" xlink:from="loc_us-gaap_ScheduleOfFiniteLivedIntangibleAssetsTable_97d9c6a2-03c8-4fcc-94c8-3c8a1ea13eea" xlink:to="loc_us-gaap_BusinessAcquisitionAxis_d980159c-d53c-4dbc-9bb2-c29bcd7ec28c" xlink:type="arc" order="4"/>
    <link:loc xlink:type="locator" xlink:label="loc_us-gaap_BusinessAcquisitionAcquireeDomain_d980159c-d53c-4dbc-9bb2-c29bcd7ec28c_default" xlink:href="https://xbrl.fasb.org/us-gaap/2022/elts/us-gaap-2022.xsd#us-gaap_BusinessAcquisitionAcquireeDomain"/>
    <link:definitionArc xlink:arcrole="http://xbrl.org/int/dim/arcrole/dimension-default" xlink:from="loc_us-gaap_BusinessAcquisitionAxis_d980159c-d53c-4dbc-9bb2-c29bcd7ec28c" xlink:to="loc_us-gaap_BusinessAcquisitionAcquireeDomain_d980159c-d53c-4dbc-9bb2-c29bcd7ec28c_default" xlink:type="arc" order="1"/>
    <link:loc xlink:type="locator" xlink:label="loc_us-gaap_BusinessAcquisitionAcquireeDomain_1f05e264-cdee-4d3c-b34c-fba58824b57f" xlink:href="https://xbrl.fasb.org/us-gaap/2022/elts/us-gaap-2022.xsd#us-gaap_BusinessAcquisitionAcquireeDomain"/>
    <link:definitionArc xlink:arcrole="http://xbrl.org/int/dim/arcrole/dimension-domain" xlink:from="loc_us-gaap_BusinessAcquisitionAxis_d980159c-d53c-4dbc-9bb2-c29bcd7ec28c" xlink:to="loc_us-gaap_BusinessAcquisitionAcquireeDomain_1f05e264-cdee-4d3c-b34c-fba58824b57f" xlink:type="arc" order="1"/>
    <link:loc xlink:type="locator" xlink:label="loc_r_WhiplashMember_2da6d8c6-9722-4e62-bbdb-4214157e87fd" xlink:href="r-20221231.xsd#r_WhiplashMember"/>
    <link:definitionArc xlink:arcrole="http://xbrl.org/int/dim/arcrole/domain-member" xlink:from="loc_us-gaap_BusinessAcquisitionAcquireeDomain_1f05e264-cdee-4d3c-b34c-fba58824b57f" xlink:to="loc_r_WhiplashMember_2da6d8c6-9722-4e62-bbdb-4214157e87fd" xlink:type="arc" order="0"/>
  </link:definitionLink>
  <link:roleRef roleURI="http://www.ryder.com/role/INTANGIBLEASSETSNETNarrativeDetails" xlink:type="simple" xlink:href="r-20221231.xsd#INTANGIBLEASSETSNETNarrativeDetails"/>
  <link:definitionLink xlink:role="http://www.ryder.com/role/INTANGIBLEASSETSNETNarrativeDetails" xlink:type="extended" id="if809a73aac894170ba8946c57bdb4909_INTANGIBLEASSETSNETNarrativeDetails">
    <link:loc xlink:type="locator" xlink:label="loc_us-gaap_FiniteLivedIntangibleAssetsLineItems_63ca98fc-8b1f-4d43-b641-73a2b25df1d5" xlink:href="https://xbrl.fasb.org/us-gaap/2022/elts/us-gaap-2022.xsd#us-gaap_FiniteLivedIntangibleAssetsLineItems"/>
    <link:loc xlink:type="locator" xlink:label="loc_us-gaap_FiniteLivedIntangibleAssetUsefulLife_418679de-df40-41a2-aded-b8878864aa2a" xlink:href="https://xbrl.fasb.org/us-gaap/2022/elts/us-gaap-2022.xsd#us-gaap_FiniteLivedIntangibleAssetUsefulLife"/>
    <link:definitionArc xlink:arcrole="http://xbrl.org/int/dim/arcrole/domain-member" xlink:from="loc_us-gaap_FiniteLivedIntangibleAssetsLineItems_63ca98fc-8b1f-4d43-b641-73a2b25df1d5" xlink:to="loc_us-gaap_FiniteLivedIntangibleAssetUsefulLife_418679de-df40-41a2-aded-b8878864aa2a" xlink:type="arc" order="0"/>
    <link:loc xlink:type="locator" xlink:label="loc_us-gaap_AmortizationOfIntangibleAssets_413dc0ee-de34-4342-a472-746c31893d4a" xlink:href="https://xbrl.fasb.org/us-gaap/2022/elts/us-gaap-2022.xsd#us-gaap_AmortizationOfIntangibleAssets"/>
    <link:definitionArc xlink:arcrole="http://xbrl.org/int/dim/arcrole/domain-member" xlink:from="loc_us-gaap_FiniteLivedIntangibleAssetsLineItems_63ca98fc-8b1f-4d43-b641-73a2b25df1d5" xlink:to="loc_us-gaap_AmortizationOfIntangibleAssets_413dc0ee-de34-4342-a472-746c31893d4a" xlink:type="arc" order="1"/>
    <link:loc xlink:type="locator" xlink:label="loc_us-gaap_FiniteLivedIntangibleAssetsFutureAmortizationExpenseAbstract_aba86197-60bf-4ff8-8d44-b8003bcd6372" xlink:href="https://xbrl.fasb.org/us-gaap/2022/elts/us-gaap-2022.xsd#us-gaap_FiniteLivedIntangibleAssetsFutureAmortizationExpenseAbstract"/>
    <link:definitionArc xlink:arcrole="http://xbrl.org/int/dim/arcrole/domain-member" xlink:from="loc_us-gaap_FiniteLivedIntangibleAssetsLineItems_63ca98fc-8b1f-4d43-b641-73a2b25df1d5" xlink:to="loc_us-gaap_FiniteLivedIntangibleAssetsFutureAmortizationExpenseAbstract_aba86197-60bf-4ff8-8d44-b8003bcd6372" xlink:type="arc" order="2"/>
    <link:loc xlink:type="locator" xlink:label="loc_us-gaap_FiniteLivedIntangibleAssetsAmortizationExpenseNextTwelveMonths_8a5d87c0-1f6a-4e31-9309-ff6a8cb5412a" xlink:href="https://xbrl.fasb.org/us-gaap/2022/elts/us-gaap-2022.xsd#us-gaap_FiniteLivedIntangibleAssetsAmortizationExpenseNextTwelveMonths"/>
    <link:definitionArc xlink:arcrole="http://xbrl.org/int/dim/arcrole/domain-member" xlink:from="loc_us-gaap_FiniteLivedIntangibleAssetsFutureAmortizationExpenseAbstract_aba86197-60bf-4ff8-8d44-b8003bcd6372" xlink:to="loc_us-gaap_FiniteLivedIntangibleAssetsAmortizationExpenseNextTwelveMonths_8a5d87c0-1f6a-4e31-9309-ff6a8cb5412a" xlink:type="arc" order="1"/>
    <link:loc xlink:type="locator" xlink:label="loc_us-gaap_FiniteLivedIntangibleAssetsAmortizationExpenseYearTwo_42169202-755a-4a29-8fbf-939f5ea19006" xlink:href="https://xbrl.fasb.org/us-gaap/2022/elts/us-gaap-2022.xsd#us-gaap_FiniteLivedIntangibleAssetsAmortizationExpenseYearTwo"/>
    <link:definitionArc xlink:arcrole="http://xbrl.org/int/dim/arcrole/domain-member" xlink:from="loc_us-gaap_FiniteLivedIntangibleAssetsFutureAmortizationExpenseAbstract_aba86197-60bf-4ff8-8d44-b8003bcd6372" xlink:to="loc_us-gaap_FiniteLivedIntangibleAssetsAmortizationExpenseYearTwo_42169202-755a-4a29-8fbf-939f5ea19006" xlink:type="arc" order="2"/>
    <link:loc xlink:type="locator" xlink:label="loc_us-gaap_FiniteLivedIntangibleAssetsAmortizationExpenseYearThree_49f861b1-136f-49d2-acbf-48a30dfd7ee1" xlink:href="https://xbrl.fasb.org/us-gaap/2022/elts/us-gaap-2022.xsd#us-gaap_FiniteLivedIntangibleAssetsAmortizationExpenseYearThree"/>
    <link:definitionArc xlink:arcrole="http://xbrl.org/int/dim/arcrole/domain-member" xlink:from="loc_us-gaap_FiniteLivedIntangibleAssetsFutureAmortizationExpenseAbstract_aba86197-60bf-4ff8-8d44-b8003bcd6372" xlink:to="loc_us-gaap_FiniteLivedIntangibleAssetsAmortizationExpenseYearThree_49f861b1-136f-49d2-acbf-48a30dfd7ee1" xlink:type="arc" order="3"/>
    <link:loc xlink:type="locator" xlink:label="loc_us-gaap_FiniteLivedIntangibleAssetsAmortizationExpenseYearFour_1d9cd25a-2bbc-426b-90bb-5880f0293f97" xlink:href="https://xbrl.fasb.org/us-gaap/2022/elts/us-gaap-2022.xsd#us-gaap_FiniteLivedIntangibleAssetsAmortizationExpenseYearFour"/>
    <link:definitionArc xlink:arcrole="http://xbrl.org/int/dim/arcrole/domain-member" xlink:from="loc_us-gaap_FiniteLivedIntangibleAssetsFutureAmortizationExpenseAbstract_aba86197-60bf-4ff8-8d44-b8003bcd6372" xlink:to="loc_us-gaap_FiniteLivedIntangibleAssetsAmortizationExpenseYearFour_1d9cd25a-2bbc-426b-90bb-5880f0293f97" xlink:type="arc" order="4"/>
    <link:loc xlink:type="locator" xlink:label="loc_us-gaap_FiniteLivedIntangibleAssetsAmortizationExpenseYearFive_8a952738-7872-432c-b4a2-31795d189b2d" xlink:href="https://xbrl.fasb.org/us-gaap/2022/elts/us-gaap-2022.xsd#us-gaap_FiniteLivedIntangibleAssetsAmortizationExpenseYearFive"/>
    <link:definitionArc xlink:arcrole="http://xbrl.org/int/dim/arcrole/domain-member" xlink:from="loc_us-gaap_FiniteLivedIntangibleAssetsFutureAmortizationExpenseAbstract_aba86197-60bf-4ff8-8d44-b8003bcd6372" xlink:to="loc_us-gaap_FiniteLivedIntangibleAssetsAmortizationExpenseYearFive_8a952738-7872-432c-b4a2-31795d189b2d" xlink:type="arc" order="5"/>
    <link:loc xlink:type="locator" xlink:label="loc_us-gaap_ScheduleOfFiniteLivedIntangibleAssetsTable_e55a0564-f6ed-446f-b865-080e47f3a032" xlink:href="https://xbrl.fasb.org/us-gaap/2022/elts/us-gaap-2022.xsd#us-gaap_ScheduleOfFiniteLivedIntangibleAssetsTable"/>
    <link:definitionArc xlink:arcrole="http://xbrl.org/int/dim/arcrole/all" xlink:from="loc_us-gaap_FiniteLivedIntangibleAssetsLineItems_63ca98fc-8b1f-4d43-b641-73a2b25df1d5" xlink:to="loc_us-gaap_ScheduleOfFiniteLivedIntangibleAssetsTable_e55a0564-f6ed-446f-b865-080e47f3a032" xlink:type="arc" order="1" xbrldt:closed="true" xbrldt:contextElement="segment"/>
    <link:loc xlink:type="locator" xlink:label="loc_us-gaap_FiniteLivedIntangibleAssetsByMajorClassAxis_2817db84-5e4b-4d71-924b-54f7eceb18e9" xlink:href="https://xbrl.fasb.org/us-gaap/2022/elts/us-gaap-2022.xsd#us-gaap_FiniteLivedIntangibleAssetsByMajorClassAxis"/>
    <link:definitionArc xlink:arcrole="http://xbrl.org/int/dim/arcrole/hypercube-dimension" xlink:from="loc_us-gaap_ScheduleOfFiniteLivedIntangibleAssetsTable_e55a0564-f6ed-446f-b865-080e47f3a032" xlink:to="loc_us-gaap_FiniteLivedIntangibleAssetsByMajorClassAxis_2817db84-5e4b-4d71-924b-54f7eceb18e9" xlink:type="arc" order="1"/>
    <link:loc xlink:type="locator" xlink:label="loc_us-gaap_FiniteLivedIntangibleAssetsMajorClassNameDomain_2817db84-5e4b-4d71-924b-54f7eceb18e9_default" xlink:href="https://xbrl.fasb.org/us-gaap/2022/elts/us-gaap-2022.xsd#us-gaap_FiniteLivedIntangibleAssetsMajorClassNameDomain"/>
    <link:definitionArc xlink:arcrole="http://xbrl.org/int/dim/arcrole/dimension-default" xlink:from="loc_us-gaap_FiniteLivedIntangibleAssetsByMajorClassAxis_2817db84-5e4b-4d71-924b-54f7eceb18e9" xlink:to="loc_us-gaap_FiniteLivedIntangibleAssetsMajorClassNameDomain_2817db84-5e4b-4d71-924b-54f7eceb18e9_default" xlink:type="arc" order="1"/>
    <link:loc xlink:type="locator" xlink:label="loc_us-gaap_FiniteLivedIntangibleAssetsMajorClassNameDomain_28a676ad-afe5-4026-89a2-f5709a258ed3" xlink:href="https://xbrl.fasb.org/us-gaap/2022/elts/us-gaap-2022.xsd#us-gaap_FiniteLivedIntangibleAssetsMajorClassNameDomain"/>
    <link:definitionArc xlink:arcrole="http://xbrl.org/int/dim/arcrole/dimension-domain" xlink:from="loc_us-gaap_FiniteLivedIntangibleAssetsByMajorClassAxis_2817db84-5e4b-4d71-924b-54f7eceb18e9" xlink:to="loc_us-gaap_FiniteLivedIntangibleAssetsMajorClassNameDomain_28a676ad-afe5-4026-89a2-f5709a258ed3" xlink:type="arc" order="1"/>
    <link:loc xlink:type="locator" xlink:label="loc_us-gaap_CustomerRelationshipsMember_dc10ae20-a76c-444f-bda8-63dd93b5f97f" xlink:href="https://xbrl.fasb.org/us-gaap/2022/elts/us-gaap-2022.xsd#us-gaap_CustomerRelationshipsMember"/>
    <link:definitionArc xlink:arcrole="http://xbrl.org/int/dim/arcrole/domain-member" xlink:from="loc_us-gaap_FiniteLivedIntangibleAssetsMajorClassNameDomain_28a676ad-afe5-4026-89a2-f5709a258ed3" xlink:to="loc_us-gaap_CustomerRelationshipsMember_dc10ae20-a76c-444f-bda8-63dd93b5f97f" xlink:type="arc" order="0"/>
    <link:loc xlink:type="locator" xlink:label="loc_srt_RangeAxis_b6ae70cc-6b2f-41d0-9e44-798b5178db32" xlink:href="https://xbrl.fasb.org/srt/2022/elts/srt-2022.xsd#srt_RangeAxis"/>
    <link:definitionArc xlink:arcrole="http://xbrl.org/int/dim/arcrole/hypercube-dimension" xlink:from="loc_us-gaap_ScheduleOfFiniteLivedIntangibleAssetsTable_e55a0564-f6ed-446f-b865-080e47f3a032" xlink:to="loc_srt_RangeAxis_b6ae70cc-6b2f-41d0-9e44-798b5178db32" xlink:type="arc" order="2"/>
    <link:loc xlink:type="locator" xlink:label="loc_srt_RangeMember_b6ae70cc-6b2f-41d0-9e44-798b5178db32_default" xlink:href="https://xbrl.fasb.org/srt/2022/elts/srt-2022.xsd#srt_RangeMember"/>
    <link:definitionArc xlink:arcrole="http://xbrl.org/int/dim/arcrole/dimension-default" xlink:from="loc_srt_RangeAxis_b6ae70cc-6b2f-41d0-9e44-798b5178db32" xlink:to="loc_srt_RangeMember_b6ae70cc-6b2f-41d0-9e44-798b5178db32_default" xlink:type="arc" order="1"/>
    <link:loc xlink:type="locator" xlink:label="loc_srt_RangeMember_7553f906-d0d2-4c90-9bba-81353177b62e" xlink:href="https://xbrl.fasb.org/srt/2022/elts/srt-2022.xsd#srt_RangeMember"/>
    <link:definitionArc xlink:arcrole="http://xbrl.org/int/dim/arcrole/dimension-domain" xlink:from="loc_srt_RangeAxis_b6ae70cc-6b2f-41d0-9e44-798b5178db32" xlink:to="loc_srt_RangeMember_7553f906-d0d2-4c90-9bba-81353177b62e" xlink:type="arc" order="1"/>
    <link:loc xlink:type="locator" xlink:label="loc_srt_MinimumMember_ba097516-4a3e-4edf-b5d1-36fbfc07925e" xlink:href="https://xbrl.fasb.org/srt/2022/elts/srt-2022.xsd#srt_MinimumMember"/>
    <link:definitionArc xlink:arcrole="http://xbrl.org/int/dim/arcrole/domain-member" xlink:from="loc_srt_RangeMember_7553f906-d0d2-4c90-9bba-81353177b62e" xlink:to="loc_srt_MinimumMember_ba097516-4a3e-4edf-b5d1-36fbfc07925e" xlink:type="arc" order="0"/>
    <link:loc xlink:type="locator" xlink:label="loc_srt_MaximumMember_e913085a-e9a8-4411-aa94-3008e4f23a18" xlink:href="https://xbrl.fasb.org/srt/2022/elts/srt-2022.xsd#srt_MaximumMember"/>
    <link:definitionArc xlink:arcrole="http://xbrl.org/int/dim/arcrole/domain-member" xlink:from="loc_srt_RangeMember_7553f906-d0d2-4c90-9bba-81353177b62e" xlink:to="loc_srt_MaximumMember_e913085a-e9a8-4411-aa94-3008e4f23a18" xlink:type="arc" order="1"/>
  </link:definitionLink>
  <link:roleRef roleURI="http://www.ryder.com/role/ACCRUEDEXPENSESANDOTHERLIABILITIESSummaryDetails" xlink:type="simple" xlink:href="r-20221231.xsd#ACCRUEDEXPENSESANDOTHERLIABILITIESSummaryDetails"/>
  <link:definitionLink xlink:role="http://www.ryder.com/role/ACCRUEDEXPENSESANDOTHERLIABILITIESSummaryDetails" xlink:type="extended" id="id7fdd35de34e40cb94348158bd18be4b_ACCRUEDEXPENSESANDOTHERLIABILITIESSummaryDetails">
    <link:loc xlink:type="locator" xlink:label="loc_r_AccruedExpensesAndOtherLiabilitiesLineItems_6d951ddf-a0bb-4b32-8c1c-ae99e802f43e" xlink:href="r-20221231.xsd#r_AccruedExpensesAndOtherLiabilitiesLineItems"/>
    <link:loc xlink:type="locator" xlink:label="loc_us-gaap_AccruedLiabilitiesCurrentAndNoncurrentAbstract_54fe0f70-2a4f-4e3f-a747-b872ffa3f00e" xlink:href="https://xbrl.fasb.org/us-gaap/2022/elts/us-gaap-2022.xsd#us-gaap_AccruedLiabilitiesCurrentAndNoncurrentAbstract"/>
    <link:definitionArc xlink:arcrole="http://xbrl.org/int/dim/arcrole/domain-member" xlink:from="loc_r_AccruedExpensesAndOtherLiabilitiesLineItems_6d951ddf-a0bb-4b32-8c1c-ae99e802f43e" xlink:to="loc_us-gaap_AccruedLiabilitiesCurrentAndNoncurrentAbstract_54fe0f70-2a4f-4e3f-a747-b872ffa3f00e" xlink:type="arc" order="0"/>
    <link:loc xlink:type="locator" xlink:label="loc_us-gaap_EmployeeRelatedLiabilitiesCurrent_97b6a954-bdd7-4639-9102-0efe44d1552d" xlink:href="https://xbrl.fasb.org/us-gaap/2022/elts/us-gaap-2022.xsd#us-gaap_EmployeeRelatedLiabilitiesCurrent"/>
    <link:definitionArc xlink:arcrole="http://xbrl.org/int/dim/arcrole/domain-member" xlink:from="loc_us-gaap_AccruedLiabilitiesCurrentAndNoncurrentAbstract_54fe0f70-2a4f-4e3f-a747-b872ffa3f00e" xlink:to="loc_us-gaap_EmployeeRelatedLiabilitiesCurrent_97b6a954-bdd7-4639-9102-0efe44d1552d" xlink:type="arc" order="1"/>
    <link:loc xlink:type="locator" xlink:label="loc_us-gaap_DeferredCompensationLiabilityCurrent_44fd627a-4641-4ac9-925b-ee07903d4b4b" xlink:href="https://xbrl.fasb.org/us-gaap/2022/elts/us-gaap-2022.xsd#us-gaap_DeferredCompensationLiabilityCurrent"/>
    <link:definitionArc xlink:arcrole="http://xbrl.org/int/dim/arcrole/domain-member" xlink:from="loc_us-gaap_AccruedLiabilitiesCurrentAndNoncurrentAbstract_54fe0f70-2a4f-4e3f-a747-b872ffa3f00e" xlink:to="loc_us-gaap_DeferredCompensationLiabilityCurrent_44fd627a-4641-4ac9-925b-ee07903d4b4b" xlink:type="arc" order="2"/>
    <link:loc xlink:type="locator" xlink:label="loc_us-gaap_PensionAndOtherPostretirementDefinedBenefitPlansCurrentLiabilities_b69aab06-b570-4001-96c4-2e837bda52a9" xlink:href="https://xbrl.fasb.org/us-gaap/2022/elts/us-gaap-2022.xsd#us-gaap_PensionAndOtherPostretirementDefinedBenefitPlansCurrentLiabilities"/>
    <link:definitionArc xlink:arcrole="http://xbrl.org/int/dim/arcrole/domain-member" xlink:from="loc_us-gaap_AccruedLiabilitiesCurrentAndNoncurrentAbstract_54fe0f70-2a4f-4e3f-a747-b872ffa3f00e" xlink:to="loc_us-gaap_PensionAndOtherPostretirementDefinedBenefitPlansCurrentLiabilities_b69aab06-b570-4001-96c4-2e837bda52a9" xlink:type="arc" order="3"/>
    <link:loc xlink:type="locator" xlink:label="loc_r_AccruedInsuranceObligationCurrent_09f0651c-bb98-45ee-b858-80c54639f172" xlink:href="r-20221231.xsd#r_AccruedInsuranceObligationCurrent"/>
    <link:definitionArc xlink:arcrole="http://xbrl.org/int/dim/arcrole/domain-member" xlink:from="loc_us-gaap_AccruedLiabilitiesCurrentAndNoncurrentAbstract_54fe0f70-2a4f-4e3f-a747-b872ffa3f00e" xlink:to="loc_r_AccruedInsuranceObligationCurrent_09f0651c-bb98-45ee-b858-80c54639f172" xlink:type="arc" order="4"/>
    <link:loc xlink:type="locator" xlink:label="loc_us-gaap_InterestPayableCurrent_6901ebee-d890-4f5d-b22f-220c1ac1021d" xlink:href="https://xbrl.fasb.org/us-gaap/2022/elts/us-gaap-2022.xsd#us-gaap_InterestPayableCurrent"/>
    <link:definitionArc xlink:arcrole="http://xbrl.org/int/dim/arcrole/domain-member" xlink:from="loc_us-gaap_AccruedLiabilitiesCurrentAndNoncurrentAbstract_54fe0f70-2a4f-4e3f-a747-b872ffa3f00e" xlink:to="loc_us-gaap_InterestPayableCurrent_6901ebee-d890-4f5d-b22f-220c1ac1021d" xlink:type="arc" order="5"/>
    <link:loc xlink:type="locator" xlink:label="loc_r_AccrualForTaxesOtherThanIncomeTaxCurrent_ffd27a00-1f47-45d3-a961-d72a64cf6834" xlink:href="r-20221231.xsd#r_AccrualForTaxesOtherThanIncomeTaxCurrent"/>
    <link:definitionArc xlink:arcrole="http://xbrl.org/int/dim/arcrole/domain-member" xlink:from="loc_us-gaap_AccruedLiabilitiesCurrentAndNoncurrentAbstract_54fe0f70-2a4f-4e3f-a747-b872ffa3f00e" xlink:to="loc_r_AccrualForTaxesOtherThanIncomeTaxCurrent_ffd27a00-1f47-45d3-a961-d72a64cf6834" xlink:type="arc" order="6"/>
    <link:loc xlink:type="locator" xlink:label="loc_r_DepositLiabilityMainlyFromCustomerCurrent_d45d1176-f471-43e1-80be-8150d6697236" xlink:href="r-20221231.xsd#r_DepositLiabilityMainlyFromCustomerCurrent"/>
    <link:definitionArc xlink:arcrole="http://xbrl.org/int/dim/arcrole/domain-member" xlink:from="loc_us-gaap_AccruedLiabilitiesCurrentAndNoncurrentAbstract_54fe0f70-2a4f-4e3f-a747-b872ffa3f00e" xlink:to="loc_r_DepositLiabilityMainlyFromCustomerCurrent_d45d1176-f471-43e1-80be-8150d6697236" xlink:type="arc" order="7"/>
    <link:loc xlink:type="locator" xlink:label="loc_us-gaap_OperatingLeaseLiabilityCurrent_758dc100-7bc2-42a7-8ef1-afec5767cb10" xlink:href="https://xbrl.fasb.org/us-gaap/2022/elts/us-gaap-2022.xsd#us-gaap_OperatingLeaseLiabilityCurrent"/>
    <link:definitionArc xlink:arcrole="http://xbrl.org/int/dim/arcrole/domain-member" xlink:from="loc_us-gaap_AccruedLiabilitiesCurrentAndNoncurrentAbstract_54fe0f70-2a4f-4e3f-a747-b872ffa3f00e" xlink:to="loc_us-gaap_OperatingLeaseLiabilityCurrent_758dc100-7bc2-42a7-8ef1-afec5767cb10" xlink:type="arc" order="8"/>
    <link:loc xlink:type="locator" xlink:label="loc_us-gaap_ContractWithCustomerLiabilityCurrent_6d8e7b15-766b-44ff-989f-91b8a2c32f9d" xlink:href="https://xbrl.fasb.org/us-gaap/2022/elts/us-gaap-2022.xsd#us-gaap_ContractWithCustomerLiabilityCurrent"/>
    <link:definitionArc xlink:arcrole="http://xbrl.org/int/dim/arcrole/domain-member" xlink:from="loc_us-gaap_AccruedLiabilitiesCurrentAndNoncurrentAbstract_54fe0f70-2a4f-4e3f-a747-b872ffa3f00e" xlink:to="loc_us-gaap_ContractWithCustomerLiabilityCurrent_6d8e7b15-766b-44ff-989f-91b8a2c32f9d" xlink:type="arc" order="9"/>
    <link:loc xlink:type="locator" xlink:label="loc_us-gaap_OtherAccruedLiabilitiesCurrent_dd7b0ec6-1d60-42eb-8d7d-f5ac8350230f" xlink:href="https://xbrl.fasb.org/us-gaap/2022/elts/us-gaap-2022.xsd#us-gaap_OtherAccruedLiabilitiesCurrent"/>
    <link:definitionArc xlink:arcrole="http://xbrl.org/int/dim/arcrole/domain-member" xlink:from="loc_us-gaap_AccruedLiabilitiesCurrentAndNoncurrentAbstract_54fe0f70-2a4f-4e3f-a747-b872ffa3f00e" xlink:to="loc_us-gaap_OtherAccruedLiabilitiesCurrent_dd7b0ec6-1d60-42eb-8d7d-f5ac8350230f" xlink:type="arc" order="10"/>
    <link:loc xlink:type="locator" xlink:label="loc_us-gaap_AccountsPayableAndOtherAccruedLiabilitiesCurrent_0082cc55-f08d-4180-960e-a49aa8151e09" xlink:href="https://xbrl.fasb.org/us-gaap/2022/elts/us-gaap-2022.xsd#us-gaap_AccountsPayableAndOtherAccruedLiabilitiesCurrent"/>
    <link:definitionArc xlink:arcrole="http://xbrl.org/int/dim/arcrole/domain-member" xlink:from="loc_us-gaap_AccruedLiabilitiesCurrentAndNoncurrentAbstract_54fe0f70-2a4f-4e3f-a747-b872ffa3f00e" xlink:to="loc_us-gaap_AccountsPayableAndOtherAccruedLiabilitiesCurrent_0082cc55-f08d-4180-960e-a49aa8151e09" xlink:type="arc" order="11"/>
    <link:loc xlink:type="locator" xlink:label="loc_us-gaap_OtherLiabilitiesNoncurrentAbstract_e3dc314b-fa10-4cce-8a39-9b9b982c1001" xlink:href="https://xbrl.fasb.org/us-gaap/2022/elts/us-gaap-2022.xsd#us-gaap_OtherLiabilitiesNoncurrentAbstract"/>
    <link:definitionArc xlink:arcrole="http://xbrl.org/int/dim/arcrole/domain-member" xlink:from="loc_r_AccruedExpensesAndOtherLiabilitiesLineItems_6d951ddf-a0bb-4b32-8c1c-ae99e802f43e" xlink:to="loc_us-gaap_OtherLiabilitiesNoncurrentAbstract_e3dc314b-fa10-4cce-8a39-9b9b982c1001" xlink:type="arc" order="1"/>
    <link:loc xlink:type="locator" xlink:label="loc_r_EmployeeRelatedLiabilitiesNonCurrent_7e9eccc9-3639-4832-9bc8-b42d6a3adbd6" xlink:href="r-20221231.xsd#r_EmployeeRelatedLiabilitiesNonCurrent"/>
    <link:definitionArc xlink:arcrole="http://xbrl.org/int/dim/arcrole/domain-member" xlink:from="loc_us-gaap_OtherLiabilitiesNoncurrentAbstract_e3dc314b-fa10-4cce-8a39-9b9b982c1001" xlink:to="loc_r_EmployeeRelatedLiabilitiesNonCurrent_7e9eccc9-3639-4832-9bc8-b42d6a3adbd6" xlink:type="arc" order="1"/>
    <link:loc xlink:type="locator" xlink:label="loc_us-gaap_DeferredCompensationLiabilityClassifiedNoncurrent_54a5be4b-b19d-40bc-9504-5df0628041a4" xlink:href="https://xbrl.fasb.org/us-gaap/2022/elts/us-gaap-2022.xsd#us-gaap_DeferredCompensationLiabilityClassifiedNoncurrent"/>
    <link:definitionArc xlink:arcrole="http://xbrl.org/int/dim/arcrole/domain-member" xlink:from="loc_us-gaap_OtherLiabilitiesNoncurrentAbstract_e3dc314b-fa10-4cce-8a39-9b9b982c1001" xlink:to="loc_us-gaap_DeferredCompensationLiabilityClassifiedNoncurrent_54a5be4b-b19d-40bc-9504-5df0628041a4" xlink:type="arc" order="2"/>
    <link:loc xlink:type="locator" xlink:label="loc_us-gaap_PensionAndOtherPostretirementDefinedBenefitPlansLiabilitiesNoncurrent_90a8f15d-89ea-4ad2-9f3c-f8cb24b46a58" xlink:href="https://xbrl.fasb.org/us-gaap/2022/elts/us-gaap-2022.xsd#us-gaap_PensionAndOtherPostretirementDefinedBenefitPlansLiabilitiesNoncurrent"/>
    <link:definitionArc xlink:arcrole="http://xbrl.org/int/dim/arcrole/domain-member" xlink:from="loc_us-gaap_OtherLiabilitiesNoncurrentAbstract_e3dc314b-fa10-4cce-8a39-9b9b982c1001" xlink:to="loc_us-gaap_PensionAndOtherPostretirementDefinedBenefitPlansLiabilitiesNoncurrent_90a8f15d-89ea-4ad2-9f3c-f8cb24b46a58" xlink:type="arc" order="3"/>
    <link:loc xlink:type="locator" xlink:label="loc_r_AccruedInsuranceObligationNonCurrent_a2dfe684-5f1a-4151-8bf6-76235d358bd6" xlink:href="r-20221231.xsd#r_AccruedInsuranceObligationNonCurrent"/>
    <link:definitionArc xlink:arcrole="http://xbrl.org/int/dim/arcrole/domain-member" xlink:from="loc_us-gaap_OtherLiabilitiesNoncurrentAbstract_e3dc314b-fa10-4cce-8a39-9b9b982c1001" xlink:to="loc_r_AccruedInsuranceObligationNonCurrent_a2dfe684-5f1a-4151-8bf6-76235d358bd6" xlink:type="arc" order="4"/>
    <link:loc xlink:type="locator" xlink:label="loc_r_InterestPayableNoncurrent_ad923d5e-4b34-4707-905d-b4d014b429e2" xlink:href="r-20221231.xsd#r_InterestPayableNoncurrent"/>
    <link:definitionArc xlink:arcrole="http://xbrl.org/int/dim/arcrole/domain-member" xlink:from="loc_us-gaap_OtherLiabilitiesNoncurrentAbstract_e3dc314b-fa10-4cce-8a39-9b9b982c1001" xlink:to="loc_r_InterestPayableNoncurrent_ad923d5e-4b34-4707-905d-b4d014b429e2" xlink:type="arc" order="5"/>
    <link:loc xlink:type="locator" xlink:label="loc_r_AccrualForTaxesOtherThanIncomeTaxesNonCurrent_e918e88a-40cc-4068-b35d-359c97be979b" xlink:href="r-20221231.xsd#r_AccrualForTaxesOtherThanIncomeTaxesNonCurrent"/>
    <link:definitionArc xlink:arcrole="http://xbrl.org/int/dim/arcrole/domain-member" xlink:from="loc_us-gaap_OtherLiabilitiesNoncurrentAbstract_e3dc314b-fa10-4cce-8a39-9b9b982c1001" xlink:to="loc_r_AccrualForTaxesOtherThanIncomeTaxesNonCurrent_e918e88a-40cc-4068-b35d-359c97be979b" xlink:type="arc" order="6"/>
    <link:loc xlink:type="locator" xlink:label="loc_r_DepositLiabilityMainlyFromCustomerNoncurrent_307540d5-e75b-4fe8-ac3f-84ce1ef7eea2" xlink:href="r-20221231.xsd#r_DepositLiabilityMainlyFromCustomerNoncurrent"/>
    <link:definitionArc xlink:arcrole="http://xbrl.org/int/dim/arcrole/domain-member" xlink:from="loc_us-gaap_OtherLiabilitiesNoncurrentAbstract_e3dc314b-fa10-4cce-8a39-9b9b982c1001" xlink:to="loc_r_DepositLiabilityMainlyFromCustomerNoncurrent_307540d5-e75b-4fe8-ac3f-84ce1ef7eea2" xlink:type="arc" order="7"/>
    <link:loc xlink:type="locator" xlink:label="loc_us-gaap_OperatingLeaseLiabilityNoncurrent_a23b0bed-f334-4464-ba22-ecae44303436" xlink:href="https://xbrl.fasb.org/us-gaap/2022/elts/us-gaap-2022.xsd#us-gaap_OperatingLeaseLiabilityNoncurrent"/>
    <link:definitionArc xlink:arcrole="http://xbrl.org/int/dim/arcrole/domain-member" xlink:from="loc_us-gaap_OtherLiabilitiesNoncurrentAbstract_e3dc314b-fa10-4cce-8a39-9b9b982c1001" xlink:to="loc_us-gaap_OperatingLeaseLiabilityNoncurrent_a23b0bed-f334-4464-ba22-ecae44303436" xlink:type="arc" order="8"/>
    <link:loc xlink:type="locator" xlink:label="loc_us-gaap_ContractWithCustomerLiabilityNoncurrent_370d57c4-bbb5-46bd-b91c-1253dc6f5bcd" xlink:href="https://xbrl.fasb.org/us-gaap/2022/elts/us-gaap-2022.xsd#us-gaap_ContractWithCustomerLiabilityNoncurrent"/>
    <link:definitionArc xlink:arcrole="http://xbrl.org/int/dim/arcrole/domain-member" xlink:from="loc_us-gaap_OtherLiabilitiesNoncurrentAbstract_e3dc314b-fa10-4cce-8a39-9b9b982c1001" xlink:to="loc_us-gaap_ContractWithCustomerLiabilityNoncurrent_370d57c4-bbb5-46bd-b91c-1253dc6f5bcd" xlink:type="arc" order="9"/>
    <link:loc xlink:type="locator" xlink:label="loc_us-gaap_OtherAccruedLiabilitiesNoncurrent_98fb6dac-ece8-4080-a443-9b310be4f602" xlink:href="https://xbrl.fasb.org/us-gaap/2022/elts/us-gaap-2022.xsd#us-gaap_OtherAccruedLiabilitiesNoncurrent"/>
    <link:definitionArc xlink:arcrole="http://xbrl.org/int/dim/arcrole/domain-member" xlink:from="loc_us-gaap_OtherLiabilitiesNoncurrentAbstract_e3dc314b-fa10-4cce-8a39-9b9b982c1001" xlink:to="loc_us-gaap_OtherAccruedLiabilitiesNoncurrent_98fb6dac-ece8-4080-a443-9b310be4f602" xlink:type="arc" order="10"/>
    <link:loc xlink:type="locator" xlink:label="loc_us-gaap_OtherLiabilitiesNoncurrent_ca9dcfe1-5dcf-46a5-955f-8a86e73ca7d3" xlink:href="https://xbrl.fasb.org/us-gaap/2022/elts/us-gaap-2022.xsd#us-gaap_OtherLiabilitiesNoncurrent"/>
    <link:definitionArc xlink:arcrole="http://xbrl.org/int/dim/arcrole/domain-member" xlink:from="loc_us-gaap_OtherLiabilitiesNoncurrentAbstract_e3dc314b-fa10-4cce-8a39-9b9b982c1001" xlink:to="loc_us-gaap_OtherLiabilitiesNoncurrent_ca9dcfe1-5dcf-46a5-955f-8a86e73ca7d3" xlink:type="arc" order="11"/>
    <link:loc xlink:type="locator" xlink:label="loc_r_AccruedLiabilitiesandOtherLiabilitiesTotalAbstract_4ddbdae6-902f-4038-be0e-df11744a2cbb" xlink:href="r-20221231.xsd#r_AccruedLiabilitiesandOtherLiabilitiesTotalAbstract"/>
    <link:definitionArc xlink:arcrole="http://xbrl.org/int/dim/arcrole/domain-member" xlink:from="loc_r_AccruedExpensesAndOtherLiabilitiesLineItems_6d951ddf-a0bb-4b32-8c1c-ae99e802f43e" xlink:to="loc_r_AccruedLiabilitiesandOtherLiabilitiesTotalAbstract_4ddbdae6-902f-4038-be0e-df11744a2cbb" xlink:type="arc" order="2"/>
    <link:loc xlink:type="locator" xlink:label="loc_r_EmployeeRelatedLiability_c416ebc8-6ab6-4cc7-9ab5-7878c52225d6" xlink:href="r-20221231.xsd#r_EmployeeRelatedLiability"/>
    <link:definitionArc xlink:arcrole="http://xbrl.org/int/dim/arcrole/domain-member" xlink:from="loc_r_AccruedLiabilitiesandOtherLiabilitiesTotalAbstract_4ddbdae6-902f-4038-be0e-df11744a2cbb" xlink:to="loc_r_EmployeeRelatedLiability_c416ebc8-6ab6-4cc7-9ab5-7878c52225d6" xlink:type="arc" order="1"/>
    <link:loc xlink:type="locator" xlink:label="loc_us-gaap_DeferredCompensationLiabilityCurrentAndNoncurrent_de7faa35-d8c9-47ed-98a9-72368186ed1d" xlink:href="https://xbrl.fasb.org/us-gaap/2022/elts/us-gaap-2022.xsd#us-gaap_DeferredCompensationLiabilityCurrentAndNoncurrent"/>
    <link:definitionArc xlink:arcrole="http://xbrl.org/int/dim/arcrole/domain-member" xlink:from="loc_r_AccruedLiabilitiesandOtherLiabilitiesTotalAbstract_4ddbdae6-902f-4038-be0e-df11744a2cbb" xlink:to="loc_us-gaap_DeferredCompensationLiabilityCurrentAndNoncurrent_de7faa35-d8c9-47ed-98a9-72368186ed1d" xlink:type="arc" order="2"/>
    <link:loc xlink:type="locator" xlink:label="loc_us-gaap_PensionAndOtherPostretirementDefinedBenefitPlansLiabilitiesCurrentAndNoncurrent_2a20ed17-4f21-493d-aaf2-63acfa46d37d" xlink:href="https://xbrl.fasb.org/us-gaap/2022/elts/us-gaap-2022.xsd#us-gaap_PensionAndOtherPostretirementDefinedBenefitPlansLiabilitiesCurrentAndNoncurrent"/>
    <link:definitionArc xlink:arcrole="http://xbrl.org/int/dim/arcrole/domain-member" xlink:from="loc_r_AccruedLiabilitiesandOtherLiabilitiesTotalAbstract_4ddbdae6-902f-4038-be0e-df11744a2cbb" xlink:to="loc_us-gaap_PensionAndOtherPostretirementDefinedBenefitPlansLiabilitiesCurrentAndNoncurrent_2a20ed17-4f21-493d-aaf2-63acfa46d37d" xlink:type="arc" order="3"/>
    <link:loc xlink:type="locator" xlink:label="loc_r_AccruedInsuranceObligationCurrentAndNoncurrent_11e0adc1-2a5c-4d41-afaf-707653f00c67" xlink:href="r-20221231.xsd#r_AccruedInsuranceObligationCurrentAndNoncurrent"/>
    <link:definitionArc xlink:arcrole="http://xbrl.org/int/dim/arcrole/domain-member" xlink:from="loc_r_AccruedLiabilitiesandOtherLiabilitiesTotalAbstract_4ddbdae6-902f-4038-be0e-df11744a2cbb" xlink:to="loc_r_AccruedInsuranceObligationCurrentAndNoncurrent_11e0adc1-2a5c-4d41-afaf-707653f00c67" xlink:type="arc" order="4"/>
    <link:loc xlink:type="locator" xlink:label="loc_us-gaap_InterestPayableCurrentAndNoncurrent_08f266a7-5631-412f-bada-f743a01fcbed" xlink:href="https://xbrl.fasb.org/us-gaap/2022/elts/us-gaap-2022.xsd#us-gaap_InterestPayableCurrentAndNoncurrent"/>
    <link:definitionArc xlink:arcrole="http://xbrl.org/int/dim/arcrole/domain-member" xlink:from="loc_r_AccruedLiabilitiesandOtherLiabilitiesTotalAbstract_4ddbdae6-902f-4038-be0e-df11744a2cbb" xlink:to="loc_us-gaap_InterestPayableCurrentAndNoncurrent_08f266a7-5631-412f-bada-f743a01fcbed" xlink:type="arc" order="5"/>
    <link:loc xlink:type="locator" xlink:label="loc_r_AccrualForTaxesOtherThanIncomeTaxCurrentAndNoncurrent_d8f07a4e-8ef6-46e1-9f2f-e20bf77e2a07" xlink:href="r-20221231.xsd#r_AccrualForTaxesOtherThanIncomeTaxCurrentAndNoncurrent"/>
    <link:definitionArc xlink:arcrole="http://xbrl.org/int/dim/arcrole/domain-member" xlink:from="loc_r_AccruedLiabilitiesandOtherLiabilitiesTotalAbstract_4ddbdae6-902f-4038-be0e-df11744a2cbb" xlink:to="loc_r_AccrualForTaxesOtherThanIncomeTaxCurrentAndNoncurrent_d8f07a4e-8ef6-46e1-9f2f-e20bf77e2a07" xlink:type="arc" order="6"/>
    <link:loc xlink:type="locator" xlink:label="loc_r_DepositsMainlyFromCustomer_f567e2b3-069d-4fc4-8f38-52608812acc6" xlink:href="r-20221231.xsd#r_DepositsMainlyFromCustomer"/>
    <link:definitionArc xlink:arcrole="http://xbrl.org/int/dim/arcrole/domain-member" xlink:from="loc_r_AccruedLiabilitiesandOtherLiabilitiesTotalAbstract_4ddbdae6-902f-4038-be0e-df11744a2cbb" xlink:to="loc_r_DepositsMainlyFromCustomer_f567e2b3-069d-4fc4-8f38-52608812acc6" xlink:type="arc" order="7"/>
    <link:loc xlink:type="locator" xlink:label="loc_us-gaap_OperatingLeaseLiability_38f36017-520c-4896-935e-b533471181a3" xlink:href="https://xbrl.fasb.org/us-gaap/2022/elts/us-gaap-2022.xsd#us-gaap_OperatingLeaseLiability"/>
    <link:definitionArc xlink:arcrole="http://xbrl.org/int/dim/arcrole/domain-member" xlink:from="loc_r_AccruedLiabilitiesandOtherLiabilitiesTotalAbstract_4ddbdae6-902f-4038-be0e-df11744a2cbb" xlink:to="loc_us-gaap_OperatingLeaseLiability_38f36017-520c-4896-935e-b533471181a3" xlink:type="arc" order="8"/>
    <link:loc xlink:type="locator" xlink:label="loc_us-gaap_ContractWithCustomerLiability_0a6ead11-d164-4893-882a-d1548a69d620" xlink:href="https://xbrl.fasb.org/us-gaap/2022/elts/us-gaap-2022.xsd#us-gaap_ContractWithCustomerLiability"/>
    <link:definitionArc xlink:arcrole="http://xbrl.org/int/dim/arcrole/domain-member" xlink:from="loc_r_AccruedLiabilitiesandOtherLiabilitiesTotalAbstract_4ddbdae6-902f-4038-be0e-df11744a2cbb" xlink:to="loc_us-gaap_ContractWithCustomerLiability_0a6ead11-d164-4893-882a-d1548a69d620" xlink:type="arc" order="9"/>
    <link:loc xlink:type="locator" xlink:label="loc_us-gaap_OtherAccruedLiabilitiesCurrentAndNoncurrent_39ea243b-87a6-4106-9e75-34bb75212c71" xlink:href="https://xbrl.fasb.org/us-gaap/2022/elts/us-gaap-2022.xsd#us-gaap_OtherAccruedLiabilitiesCurrentAndNoncurrent"/>
    <link:definitionArc xlink:arcrole="http://xbrl.org/int/dim/arcrole/domain-member" xlink:from="loc_r_AccruedLiabilitiesandOtherLiabilitiesTotalAbstract_4ddbdae6-902f-4038-be0e-df11744a2cbb" xlink:to="loc_us-gaap_OtherAccruedLiabilitiesCurrentAndNoncurrent_39ea243b-87a6-4106-9e75-34bb75212c71" xlink:type="arc" order="10"/>
    <link:loc xlink:type="locator" xlink:label="loc_r_AccruedExpensesAndOtherLiabilitiesNet_c532d24a-1a55-484c-a8f1-10f61beefdaa" xlink:href="r-20221231.xsd#r_AccruedExpensesAndOtherLiabilitiesNet"/>
    <link:definitionArc xlink:arcrole="http://xbrl.org/int/dim/arcrole/domain-member" xlink:from="loc_r_AccruedLiabilitiesandOtherLiabilitiesTotalAbstract_4ddbdae6-902f-4038-be0e-df11744a2cbb" xlink:to="loc_r_AccruedExpensesAndOtherLiabilitiesNet_c532d24a-1a55-484c-a8f1-10f61beefdaa" xlink:type="arc" order="11"/>
    <link:loc xlink:type="locator" xlink:label="loc_r_RestructuringAndOtherNet_ba2fd610-6600-4939-8ba9-f8c81efd3812" xlink:href="r-20221231.xsd#r_RestructuringAndOtherNet"/>
    <link:definitionArc xlink:arcrole="http://xbrl.org/int/dim/arcrole/domain-member" xlink:from="loc_r_AccruedExpensesAndOtherLiabilitiesLineItems_6d951ddf-a0bb-4b32-8c1c-ae99e802f43e" xlink:to="loc_r_RestructuringAndOtherNet_ba2fd610-6600-4939-8ba9-f8c81efd3812" xlink:type="arc" order="3"/>
    <link:loc xlink:type="locator" xlink:label="loc_r_AccruedExpensesAndOtherLiabilitiesTable_eb37074a-cf6e-49ff-b7e6-fbd770c254a0" xlink:href="r-20221231.xsd#r_AccruedExpensesAndOtherLiabilitiesTable"/>
    <link:definitionArc xlink:arcrole="http://xbrl.org/int/dim/arcrole/all" xlink:from="loc_r_AccruedExpensesAndOtherLiabilitiesLineItems_6d951ddf-a0bb-4b32-8c1c-ae99e802f43e" xlink:to="loc_r_AccruedExpensesAndOtherLiabilitiesTable_eb37074a-cf6e-49ff-b7e6-fbd770c254a0" xlink:type="arc" order="1" xbrldt:closed="true" xbrldt:contextElement="segment"/>
    <link:loc xlink:type="locator" xlink:label="loc_us-gaap_RestructuringCostAndReserveAxis_4e167623-6823-442f-8344-aaf5e252286a" xlink:href="https://xbrl.fasb.org/us-gaap/2022/elts/us-gaap-2022.xsd#us-gaap_RestructuringCostAndReserveAxis"/>
    <link:definitionArc xlink:arcrole="http://xbrl.org/int/dim/arcrole/hypercube-dimension" xlink:from="loc_r_AccruedExpensesAndOtherLiabilitiesTable_eb37074a-cf6e-49ff-b7e6-fbd770c254a0" xlink:to="loc_us-gaap_RestructuringCostAndReserveAxis_4e167623-6823-442f-8344-aaf5e252286a" xlink:type="arc" order="1"/>
    <link:loc xlink:type="locator" xlink:label="loc_us-gaap_TypeOfRestructuringDomain_4e167623-6823-442f-8344-aaf5e252286a_default" xlink:href="https://xbrl.fasb.org/us-gaap/2022/elts/us-gaap-2022.xsd#us-gaap_TypeOfRestructuringDomain"/>
    <link:definitionArc xlink:arcrole="http://xbrl.org/int/dim/arcrole/dimension-default" xlink:from="loc_us-gaap_RestructuringCostAndReserveAxis_4e167623-6823-442f-8344-aaf5e252286a" xlink:to="loc_us-gaap_TypeOfRestructuringDomain_4e167623-6823-442f-8344-aaf5e252286a_default" xlink:type="arc" order="1"/>
    <link:loc xlink:type="locator" xlink:label="loc_us-gaap_TypeOfRestructuringDomain_5f40c695-ef85-4232-8148-c5d40e1d46f3" xlink:href="https://xbrl.fasb.org/us-gaap/2022/elts/us-gaap-2022.xsd#us-gaap_TypeOfRestructuringDomain"/>
    <link:definitionArc xlink:arcrole="http://xbrl.org/int/dim/arcrole/dimension-domain" xlink:from="loc_us-gaap_RestructuringCostAndReserveAxis_4e167623-6823-442f-8344-aaf5e252286a" xlink:to="loc_us-gaap_TypeOfRestructuringDomain_5f40c695-ef85-4232-8148-c5d40e1d46f3" xlink:type="arc" order="1"/>
    <link:loc xlink:type="locator" xlink:label="loc_us-gaap_EmployeeSeveranceMember_adf4df29-3791-439c-810c-d2882b8de5a8" xlink:href="https://xbrl.fasb.org/us-gaap/2022/elts/us-gaap-2022.xsd#us-gaap_EmployeeSeveranceMember"/>
    <link:definitionArc xlink:arcrole="http://xbrl.org/int/dim/arcrole/domain-member" xlink:from="loc_us-gaap_TypeOfRestructuringDomain_5f40c695-ef85-4232-8148-c5d40e1d46f3" xlink:to="loc_us-gaap_EmployeeSeveranceMember_adf4df29-3791-439c-810c-d2882b8de5a8" xlink:type="arc" order="0"/>
  </link:definitionLink>
  <link:roleRef roleURI="http://www.ryder.com/role/INCOMETAXESNarrativeDetails" xlink:type="simple" xlink:href="r-20221231.xsd#INCOMETAXESNarrativeDetails"/>
  <link:definitionLink xlink:role="http://www.ryder.com/role/INCOMETAXESNarrativeDetails" xlink:type="extended" id="iee4fa69574374035ad80491a98be37b7_INCOMETAXESNarrativeDetails">
    <link:loc xlink:type="locator" xlink:label="loc_us-gaap_IncomeTaxExaminationLineItems_763d2602-0ef8-421c-9b7b-36cc7d01d603" xlink:href="https://xbrl.fasb.org/us-gaap/2022/elts/us-gaap-2022.xsd#us-gaap_IncomeTaxExaminationLineItems"/>
    <link:loc xlink:type="locator" xlink:label="loc_us-gaap_UndistributedEarningsOfForeignSubsidiaries_ccddaf1a-1ccb-4dd3-8dcd-baf2ae642862" xlink:href="https://xbrl.fasb.org/us-gaap/2022/elts/us-gaap-2022.xsd#us-gaap_UndistributedEarningsOfForeignSubsidiaries"/>
    <link:definitionArc xlink:arcrole="http://xbrl.org/int/dim/arcrole/domain-member" xlink:from="loc_us-gaap_IncomeTaxExaminationLineItems_763d2602-0ef8-421c-9b7b-36cc7d01d603" xlink:to="loc_us-gaap_UndistributedEarningsOfForeignSubsidiaries_ccddaf1a-1ccb-4dd3-8dcd-baf2ae642862" xlink:type="arc" order="0"/>
    <link:loc xlink:type="locator" xlink:label="loc_us-gaap_DeferredTaxAssetsOperatingLossCarryforwards_7c23352e-7972-40d8-ae81-2f5516c6bca5" xlink:href="https://xbrl.fasb.org/us-gaap/2022/elts/us-gaap-2022.xsd#us-gaap_DeferredTaxAssetsOperatingLossCarryforwards"/>
    <link:definitionArc xlink:arcrole="http://xbrl.org/int/dim/arcrole/domain-member" xlink:from="loc_us-gaap_IncomeTaxExaminationLineItems_763d2602-0ef8-421c-9b7b-36cc7d01d603" xlink:to="loc_us-gaap_DeferredTaxAssetsOperatingLossCarryforwards_7c23352e-7972-40d8-ae81-2f5516c6bca5" xlink:type="arc" order="1"/>
    <link:loc xlink:type="locator" xlink:label="loc_us-gaap_DeferredTaxAssetsOperatingLossCarryforwardsSubjectToExpiration_e77c5400-92ee-42eb-9104-020414dff530" xlink:href="https://xbrl.fasb.org/us-gaap/2022/elts/us-gaap-2022.xsd#us-gaap_DeferredTaxAssetsOperatingLossCarryforwardsSubjectToExpiration"/>
    <link:definitionArc xlink:arcrole="http://xbrl.org/int/dim/arcrole/domain-member" xlink:from="loc_us-gaap_IncomeTaxExaminationLineItems_763d2602-0ef8-421c-9b7b-36cc7d01d603" xlink:to="loc_us-gaap_DeferredTaxAssetsOperatingLossCarryforwardsSubjectToExpiration_e77c5400-92ee-42eb-9104-020414dff530" xlink:type="arc" order="2"/>
    <link:loc xlink:type="locator" xlink:label="loc_r_DeferredTaxAssetsOperatingLossCarryforwardsSubjectToExpirationYearFour_4ad269d2-7e43-4003-9b49-860d296c23d5" xlink:href="r-20221231.xsd#r_DeferredTaxAssetsOperatingLossCarryforwardsSubjectToExpirationYearFour"/>
    <link:definitionArc xlink:arcrole="http://xbrl.org/int/dim/arcrole/domain-member" xlink:from="loc_us-gaap_IncomeTaxExaminationLineItems_763d2602-0ef8-421c-9b7b-36cc7d01d603" xlink:to="loc_r_DeferredTaxAssetsOperatingLossCarryforwardsSubjectToExpirationYearFour_4ad269d2-7e43-4003-9b49-860d296c23d5" xlink:type="arc" order="3"/>
    <link:loc xlink:type="locator" xlink:label="loc_r_DeferredTaxAssetsOperatingLossCarryforwardsSubjectToExpirationYearFive_7ad5c252-8f5f-4c91-b8c7-ea44c2f458f7" xlink:href="r-20221231.xsd#r_DeferredTaxAssetsOperatingLossCarryforwardsSubjectToExpirationYearFive"/>
    <link:definitionArc xlink:arcrole="http://xbrl.org/int/dim/arcrole/domain-member" xlink:from="loc_us-gaap_IncomeTaxExaminationLineItems_763d2602-0ef8-421c-9b7b-36cc7d01d603" xlink:to="loc_r_DeferredTaxAssetsOperatingLossCarryforwardsSubjectToExpirationYearFive_7ad5c252-8f5f-4c91-b8c7-ea44c2f458f7" xlink:type="arc" order="4"/>
    <link:loc xlink:type="locator" xlink:label="loc_r_DeferredTaxAssetsOperatingLossCarryforwardsSubjectToExpirationAfterYearFive_8055d634-ae03-4dd9-8449-d986b43bbbcf" xlink:href="r-20221231.xsd#r_DeferredTaxAssetsOperatingLossCarryforwardsSubjectToExpirationAfterYearFive"/>
    <link:definitionArc xlink:arcrole="http://xbrl.org/int/dim/arcrole/domain-member" xlink:from="loc_us-gaap_IncomeTaxExaminationLineItems_763d2602-0ef8-421c-9b7b-36cc7d01d603" xlink:to="loc_r_DeferredTaxAssetsOperatingLossCarryforwardsSubjectToExpirationAfterYearFive_8055d634-ae03-4dd9-8449-d986b43bbbcf" xlink:type="arc" order="5"/>
    <link:loc xlink:type="locator" xlink:label="loc_us-gaap_DeferredTaxAssetsOperatingLossCarryforwardsNotSubjectToExpiration_7e363589-003d-4823-9424-136f29c723ed" xlink:href="https://xbrl.fasb.org/us-gaap/2022/elts/us-gaap-2022.xsd#us-gaap_DeferredTaxAssetsOperatingLossCarryforwardsNotSubjectToExpiration"/>
    <link:definitionArc xlink:arcrole="http://xbrl.org/int/dim/arcrole/domain-member" xlink:from="loc_us-gaap_IncomeTaxExaminationLineItems_763d2602-0ef8-421c-9b7b-36cc7d01d603" xlink:to="loc_us-gaap_DeferredTaxAssetsOperatingLossCarryforwardsNotSubjectToExpiration_7e363589-003d-4823-9424-136f29c723ed" xlink:type="arc" order="6"/>
    <link:loc xlink:type="locator" xlink:label="loc_us-gaap_DeferredTaxAssetsValuationAllowance_be1f7812-cee2-4808-8376-243ebb6d5af0" xlink:href="https://xbrl.fasb.org/us-gaap/2022/elts/us-gaap-2022.xsd#us-gaap_DeferredTaxAssetsValuationAllowance"/>
    <link:definitionArc xlink:arcrole="http://xbrl.org/int/dim/arcrole/domain-member" xlink:from="loc_us-gaap_IncomeTaxExaminationLineItems_763d2602-0ef8-421c-9b7b-36cc7d01d603" xlink:to="loc_us-gaap_DeferredTaxAssetsValuationAllowance_be1f7812-cee2-4808-8376-243ebb6d5af0" xlink:type="arc" order="7"/>
    <link:loc xlink:type="locator" xlink:label="loc_us-gaap_ValuationAllowanceDeferredTaxAssetChangeInAmount_5467cd10-07df-4ea6-ab1b-015076193954" xlink:href="https://xbrl.fasb.org/us-gaap/2022/elts/us-gaap-2022.xsd#us-gaap_ValuationAllowanceDeferredTaxAssetChangeInAmount"/>
    <link:definitionArc xlink:arcrole="http://xbrl.org/int/dim/arcrole/domain-member" xlink:from="loc_us-gaap_IncomeTaxExaminationLineItems_763d2602-0ef8-421c-9b7b-36cc7d01d603" xlink:to="loc_us-gaap_ValuationAllowanceDeferredTaxAssetChangeInAmount_5467cd10-07df-4ea6-ab1b-015076193954" xlink:type="arc" order="8"/>
    <link:loc xlink:type="locator" xlink:label="loc_us-gaap_UnrecognizedTaxBenefitsThatWouldImpactEffectiveTaxRate_90c0291e-9df8-4939-b847-088664d63dda" xlink:href="https://xbrl.fasb.org/us-gaap/2022/elts/us-gaap-2022.xsd#us-gaap_UnrecognizedTaxBenefitsThatWouldImpactEffectiveTaxRate"/>
    <link:definitionArc xlink:arcrole="http://xbrl.org/int/dim/arcrole/domain-member" xlink:from="loc_us-gaap_IncomeTaxExaminationLineItems_763d2602-0ef8-421c-9b7b-36cc7d01d603" xlink:to="loc_us-gaap_UnrecognizedTaxBenefitsThatWouldImpactEffectiveTaxRate_90c0291e-9df8-4939-b847-088664d63dda" xlink:type="arc" order="9"/>
    <link:loc xlink:type="locator" xlink:label="loc_us-gaap_DecreaseInUnrecognizedTaxBenefitsIsReasonablyPossible_790f2b1d-a5d0-452f-b32d-ca0fbb19aea2" xlink:href="https://xbrl.fasb.org/us-gaap/2022/elts/us-gaap-2022.xsd#us-gaap_DecreaseInUnrecognizedTaxBenefitsIsReasonablyPossible"/>
    <link:definitionArc xlink:arcrole="http://xbrl.org/int/dim/arcrole/domain-member" xlink:from="loc_us-gaap_IncomeTaxExaminationLineItems_763d2602-0ef8-421c-9b7b-36cc7d01d603" xlink:to="loc_us-gaap_DecreaseInUnrecognizedTaxBenefitsIsReasonablyPossible_790f2b1d-a5d0-452f-b32d-ca0fbb19aea2" xlink:type="arc" order="10"/>
    <link:loc xlink:type="locator" xlink:label="loc_us-gaap_IncomeTaxExaminationTable_51c03746-8fca-4f35-a862-4dd02a588b90" xlink:href="https://xbrl.fasb.org/us-gaap/2022/elts/us-gaap-2022.xsd#us-gaap_IncomeTaxExaminationTable"/>
    <link:definitionArc xlink:arcrole="http://xbrl.org/int/dim/arcrole/all" xlink:from="loc_us-gaap_IncomeTaxExaminationLineItems_763d2602-0ef8-421c-9b7b-36cc7d01d603" xlink:to="loc_us-gaap_IncomeTaxExaminationTable_51c03746-8fca-4f35-a862-4dd02a588b90" xlink:type="arc" order="1" xbrldt:closed="true" xbrldt:contextElement="segment"/>
    <link:loc xlink:type="locator" xlink:label="loc_us-gaap_IncomeTaxAuthorityAxis_20b50aac-28d9-4938-b6c2-59d729752a16" xlink:href="https://xbrl.fasb.org/us-gaap/2022/elts/us-gaap-2022.xsd#us-gaap_IncomeTaxAuthorityAxis"/>
    <link:definitionArc xlink:arcrole="http://xbrl.org/int/dim/arcrole/hypercube-dimension" xlink:from="loc_us-gaap_IncomeTaxExaminationTable_51c03746-8fca-4f35-a862-4dd02a588b90" xlink:to="loc_us-gaap_IncomeTaxAuthorityAxis_20b50aac-28d9-4938-b6c2-59d729752a16" xlink:type="arc" order="1"/>
    <link:loc xlink:type="locator" xlink:label="loc_us-gaap_IncomeTaxAuthorityDomain_20b50aac-28d9-4938-b6c2-59d729752a16_default" xlink:href="https://xbrl.fasb.org/us-gaap/2022/elts/us-gaap-2022.xsd#us-gaap_IncomeTaxAuthorityDomain"/>
    <link:definitionArc xlink:arcrole="http://xbrl.org/int/dim/arcrole/dimension-default" xlink:from="loc_us-gaap_IncomeTaxAuthorityAxis_20b50aac-28d9-4938-b6c2-59d729752a16" xlink:to="loc_us-gaap_IncomeTaxAuthorityDomain_20b50aac-28d9-4938-b6c2-59d729752a16_default" xlink:type="arc" order="1"/>
    <link:loc xlink:type="locator" xlink:label="loc_us-gaap_IncomeTaxAuthorityDomain_0e95412e-715c-47d6-b2ab-74cd1215550d" xlink:href="https://xbrl.fasb.org/us-gaap/2022/elts/us-gaap-2022.xsd#us-gaap_IncomeTaxAuthorityDomain"/>
    <link:definitionArc xlink:arcrole="http://xbrl.org/int/dim/arcrole/dimension-domain" xlink:from="loc_us-gaap_IncomeTaxAuthorityAxis_20b50aac-28d9-4938-b6c2-59d729752a16" xlink:to="loc_us-gaap_IncomeTaxAuthorityDomain_0e95412e-715c-47d6-b2ab-74cd1215550d" xlink:type="arc" order="1"/>
    <link:loc xlink:type="locator" xlink:label="loc_us-gaap_DomesticCountryMember_6fa2d845-8a78-4e89-bdd2-a78f24123e05" xlink:href="https://xbrl.fasb.org/us-gaap/2022/elts/us-gaap-2022.xsd#us-gaap_DomesticCountryMember"/>
    <link:definitionArc xlink:arcrole="http://xbrl.org/int/dim/arcrole/domain-member" xlink:from="loc_us-gaap_IncomeTaxAuthorityDomain_0e95412e-715c-47d6-b2ab-74cd1215550d" xlink:to="loc_us-gaap_DomesticCountryMember_6fa2d845-8a78-4e89-bdd2-a78f24123e05" xlink:type="arc" order="0"/>
    <link:loc xlink:type="locator" xlink:label="loc_us-gaap_StateAndLocalJurisdictionMember_97d06d4a-472b-42f5-b353-1dfd1c20874d" xlink:href="https://xbrl.fasb.org/us-gaap/2022/elts/us-gaap-2022.xsd#us-gaap_StateAndLocalJurisdictionMember"/>
    <link:definitionArc xlink:arcrole="http://xbrl.org/int/dim/arcrole/domain-member" xlink:from="loc_us-gaap_IncomeTaxAuthorityDomain_0e95412e-715c-47d6-b2ab-74cd1215550d" xlink:to="loc_us-gaap_StateAndLocalJurisdictionMember_97d06d4a-472b-42f5-b353-1dfd1c20874d" xlink:type="arc" order="1"/>
    <link:loc xlink:type="locator" xlink:label="loc_srt_StatementGeographicalAxis_13252f46-464c-4f64-b533-84c3d7dd5722" xlink:href="https://xbrl.fasb.org/srt/2022/elts/srt-2022.xsd#srt_StatementGeographicalAxis"/>
    <link:definitionArc xlink:arcrole="http://xbrl.org/int/dim/arcrole/hypercube-dimension" xlink:from="loc_us-gaap_IncomeTaxExaminationTable_51c03746-8fca-4f35-a862-4dd02a588b90" xlink:to="loc_srt_StatementGeographicalAxis_13252f46-464c-4f64-b533-84c3d7dd5722" xlink:type="arc" order="2"/>
    <link:loc xlink:type="locator" xlink:label="loc_srt_SegmentGeographicalDomain_13252f46-464c-4f64-b533-84c3d7dd5722_default" xlink:href="https://xbrl.fasb.org/srt/2022/elts/srt-2022.xsd#srt_SegmentGeographicalDomain"/>
    <link:definitionArc xlink:arcrole="http://xbrl.org/int/dim/arcrole/dimension-default" xlink:from="loc_srt_StatementGeographicalAxis_13252f46-464c-4f64-b533-84c3d7dd5722" xlink:to="loc_srt_SegmentGeographicalDomain_13252f46-464c-4f64-b533-84c3d7dd5722_default" xlink:type="arc" order="1"/>
    <link:loc xlink:type="locator" xlink:label="loc_srt_SegmentGeographicalDomain_0d5d251b-d1d8-4288-aacc-2bb5a1750b1f" xlink:href="https://xbrl.fasb.org/srt/2022/elts/srt-2022.xsd#srt_SegmentGeographicalDomain"/>
    <link:definitionArc xlink:arcrole="http://xbrl.org/int/dim/arcrole/dimension-domain" xlink:from="loc_srt_StatementGeographicalAxis_13252f46-464c-4f64-b533-84c3d7dd5722" xlink:to="loc_srt_SegmentGeographicalDomain_0d5d251b-d1d8-4288-aacc-2bb5a1750b1f" xlink:type="arc" order="1"/>
    <link:loc xlink:type="locator" xlink:label="loc_country_GB_aad76c40-7562-4b90-bc43-4c690dba77d5" xlink:href="https://xbrl.sec.gov/country/2022/country-2022.xsd#country_GB"/>
    <link:definitionArc xlink:arcrole="http://xbrl.org/int/dim/arcrole/domain-member" xlink:from="loc_srt_SegmentGeographicalDomain_0d5d251b-d1d8-4288-aacc-2bb5a1750b1f" xlink:to="loc_country_GB_aad76c40-7562-4b90-bc43-4c690dba77d5" xlink:type="arc" order="0"/>
  </link:definitionLink>
  <link:roleRef roleURI="http://www.ryder.com/role/LEASESLeaseIncomeDetails" xlink:type="simple" xlink:href="r-20221231.xsd#LEASESLeaseIncomeDetails"/>
  <link:definitionLink xlink:role="http://www.ryder.com/role/LEASESLeaseIncomeDetails" xlink:type="extended" id="i9a42bb215c09457799c280acee9ef5e6_LEASESLeaseIncomeDetails">
    <link:loc xlink:type="locator" xlink:label="loc_us-gaap_LesseeLeaseDescriptionLineItems_da117dab-898a-4a63-8b5d-12c380ffd534" xlink:href="https://xbrl.fasb.org/us-gaap/2022/elts/us-gaap-2022.xsd#us-gaap_LesseeLeaseDescriptionLineItems"/>
    <link:loc xlink:type="locator" xlink:label="loc_us-gaap_OperatingLeasesLeaseIncomeAbstract_1a470a11-bcd0-41cc-864d-4eb36d8541d3" xlink:href="https://xbrl.fasb.org/us-gaap/2022/elts/us-gaap-2022.xsd#us-gaap_OperatingLeasesLeaseIncomeAbstract"/>
    <link:definitionArc xlink:arcrole="http://xbrl.org/int/dim/arcrole/domain-member" xlink:from="loc_us-gaap_LesseeLeaseDescriptionLineItems_da117dab-898a-4a63-8b5d-12c380ffd534" xlink:to="loc_us-gaap_OperatingLeasesLeaseIncomeAbstract_1a470a11-bcd0-41cc-864d-4eb36d8541d3" xlink:type="arc" order="0"/>
    <link:loc xlink:type="locator" xlink:label="loc_us-gaap_OperatingLeaseLeaseIncomeLeasePayments_ceb19516-85de-4760-a4d4-707569d5dce3" xlink:href="https://xbrl.fasb.org/us-gaap/2022/elts/us-gaap-2022.xsd#us-gaap_OperatingLeaseLeaseIncomeLeasePayments"/>
    <link:definitionArc xlink:arcrole="http://xbrl.org/int/dim/arcrole/domain-member" xlink:from="loc_us-gaap_OperatingLeasesLeaseIncomeAbstract_1a470a11-bcd0-41cc-864d-4eb36d8541d3" xlink:to="loc_us-gaap_OperatingLeaseLeaseIncomeLeasePayments_ceb19516-85de-4760-a4d4-707569d5dce3" xlink:type="arc" order="1"/>
    <link:loc xlink:type="locator" xlink:label="loc_r_OperatingLeaseLeaseIncomeCommercialRental_0395bdca-4832-4b26-bd7e-85910cb2f46a" xlink:href="r-20221231.xsd#r_OperatingLeaseLeaseIncomeCommercialRental"/>
    <link:definitionArc xlink:arcrole="http://xbrl.org/int/dim/arcrole/domain-member" xlink:from="loc_us-gaap_OperatingLeasesLeaseIncomeAbstract_1a470a11-bcd0-41cc-864d-4eb36d8541d3" xlink:to="loc_r_OperatingLeaseLeaseIncomeCommercialRental_0395bdca-4832-4b26-bd7e-85910cb2f46a" xlink:type="arc" order="2"/>
    <link:loc xlink:type="locator" xlink:label="loc_us-gaap_SalesTypeLeaseLeaseIncomeAbstract_1d5ce17d-7e26-45b0-a614-692e8d5473a8" xlink:href="https://xbrl.fasb.org/us-gaap/2022/elts/us-gaap-2022.xsd#us-gaap_SalesTypeLeaseLeaseIncomeAbstract"/>
    <link:definitionArc xlink:arcrole="http://xbrl.org/int/dim/arcrole/domain-member" xlink:from="loc_us-gaap_LesseeLeaseDescriptionLineItems_da117dab-898a-4a63-8b5d-12c380ffd534" xlink:to="loc_us-gaap_SalesTypeLeaseLeaseIncomeAbstract_1d5ce17d-7e26-45b0-a614-692e8d5473a8" xlink:type="arc" order="1"/>
    <link:loc xlink:type="locator" xlink:label="loc_us-gaap_SalesTypeLeaseInterestIncome_d30d3cf1-5020-46cc-9153-1d09f3b2078c" xlink:href="https://xbrl.fasb.org/us-gaap/2022/elts/us-gaap-2022.xsd#us-gaap_SalesTypeLeaseInterestIncome"/>
    <link:definitionArc xlink:arcrole="http://xbrl.org/int/dim/arcrole/domain-member" xlink:from="loc_us-gaap_SalesTypeLeaseLeaseIncomeAbstract_1d5ce17d-7e26-45b0-a614-692e8d5473a8" xlink:to="loc_us-gaap_SalesTypeLeaseInterestIncome_d30d3cf1-5020-46cc-9153-1d09f3b2078c" xlink:type="arc" order="1"/>
    <link:loc xlink:type="locator" xlink:label="loc_us-gaap_VariableLeaseIncome_44f56c00-e6fb-488e-b8bc-576e424bdc80" xlink:href="https://xbrl.fasb.org/us-gaap/2022/elts/us-gaap-2022.xsd#us-gaap_VariableLeaseIncome"/>
    <link:definitionArc xlink:arcrole="http://xbrl.org/int/dim/arcrole/domain-member" xlink:from="loc_us-gaap_LesseeLeaseDescriptionLineItems_da117dab-898a-4a63-8b5d-12c380ffd534" xlink:to="loc_us-gaap_VariableLeaseIncome_44f56c00-e6fb-488e-b8bc-576e424bdc80" xlink:type="arc" order="2"/>
    <link:loc xlink:type="locator" xlink:label="loc_r_VariableLeaseIncomePercentOfCommercialRentalIncome_60c4a4dc-6c0a-4722-937f-13cf9f722e61" xlink:href="r-20221231.xsd#r_VariableLeaseIncomePercentOfCommercialRentalIncome"/>
    <link:definitionArc xlink:arcrole="http://xbrl.org/int/dim/arcrole/domain-member" xlink:from="loc_us-gaap_LesseeLeaseDescriptionLineItems_da117dab-898a-4a63-8b5d-12c380ffd534" xlink:to="loc_r_VariableLeaseIncomePercentOfCommercialRentalIncome_60c4a4dc-6c0a-4722-937f-13cf9f722e61" xlink:type="arc" order="3"/>
    <link:loc xlink:type="locator" xlink:label="loc_us-gaap_LesseeLeaseDescriptionTable_4b8b0e73-13a7-421d-bbf0-54b754242388" xlink:href="https://xbrl.fasb.org/us-gaap/2022/elts/us-gaap-2022.xsd#us-gaap_LesseeLeaseDescriptionTable"/>
    <link:definitionArc xlink:arcrole="http://xbrl.org/int/dim/arcrole/all" xlink:from="loc_us-gaap_LesseeLeaseDescriptionLineItems_da117dab-898a-4a63-8b5d-12c380ffd534" xlink:to="loc_us-gaap_LesseeLeaseDescriptionTable_4b8b0e73-13a7-421d-bbf0-54b754242388" xlink:type="arc" order="1" xbrldt:closed="true" xbrldt:contextElement="segment"/>
    <link:loc xlink:type="locator" xlink:label="loc_srt_RangeAxis_e1966c94-66ea-41bc-9960-62141294e578" xlink:href="https://xbrl.fasb.org/srt/2022/elts/srt-2022.xsd#srt_RangeAxis"/>
    <link:definitionArc xlink:arcrole="http://xbrl.org/int/dim/arcrole/hypercube-dimension" xlink:from="loc_us-gaap_LesseeLeaseDescriptionTable_4b8b0e73-13a7-421d-bbf0-54b754242388" xlink:to="loc_srt_RangeAxis_e1966c94-66ea-41bc-9960-62141294e578" xlink:type="arc" order="1"/>
    <link:loc xlink:type="locator" xlink:label="loc_srt_RangeMember_e1966c94-66ea-41bc-9960-62141294e578_default" xlink:href="https://xbrl.fasb.org/srt/2022/elts/srt-2022.xsd#srt_RangeMember"/>
    <link:definitionArc xlink:arcrole="http://xbrl.org/int/dim/arcrole/dimension-default" xlink:from="loc_srt_RangeAxis_e1966c94-66ea-41bc-9960-62141294e578" xlink:to="loc_srt_RangeMember_e1966c94-66ea-41bc-9960-62141294e578_default" xlink:type="arc" order="1"/>
    <link:loc xlink:type="locator" xlink:label="loc_srt_RangeMember_b2bc3060-5f70-481f-8d35-66c9fa626998" xlink:href="https://xbrl.fasb.org/srt/2022/elts/srt-2022.xsd#srt_RangeMember"/>
    <link:definitionArc xlink:arcrole="http://xbrl.org/int/dim/arcrole/dimension-domain" xlink:from="loc_srt_RangeAxis_e1966c94-66ea-41bc-9960-62141294e578" xlink:to="loc_srt_RangeMember_b2bc3060-5f70-481f-8d35-66c9fa626998" xlink:type="arc" order="1"/>
    <link:loc xlink:type="locator" xlink:label="loc_srt_MinimumMember_2f960732-860d-4581-8314-b9a025ca5070" xlink:href="https://xbrl.fasb.org/srt/2022/elts/srt-2022.xsd#srt_MinimumMember"/>
    <link:definitionArc xlink:arcrole="http://xbrl.org/int/dim/arcrole/domain-member" xlink:from="loc_srt_RangeMember_b2bc3060-5f70-481f-8d35-66c9fa626998" xlink:to="loc_srt_MinimumMember_2f960732-860d-4581-8314-b9a025ca5070" xlink:type="arc" order="0"/>
    <link:loc xlink:type="locator" xlink:label="loc_srt_MaximumMember_81274d41-6a8f-4914-944e-ed7d5df37bf5" xlink:href="https://xbrl.fasb.org/srt/2022/elts/srt-2022.xsd#srt_MaximumMember"/>
    <link:definitionArc xlink:arcrole="http://xbrl.org/int/dim/arcrole/domain-member" xlink:from="loc_srt_RangeMember_b2bc3060-5f70-481f-8d35-66c9fa626998" xlink:to="loc_srt_MaximumMember_81274d41-6a8f-4914-944e-ed7d5df37bf5" xlink:type="arc" order="1"/>
  </link:definitionLink>
  <link:roleRef roleURI="http://www.ryder.com/role/LEASESNarrativeDetails" xlink:type="simple" xlink:href="r-20221231.xsd#LEASESNarrativeDetails"/>
  <link:definitionLink xlink:role="http://www.ryder.com/role/LEASESNarrativeDetails" xlink:type="extended" id="if7c73cad209141b59d83df8d7955f5a6_LEASESNarrativeDetails">
    <link:loc xlink:type="locator" xlink:label="loc_us-gaap_LesseeLeaseDescriptionLineItems_3a3a5f6e-daa5-41da-8701-294b12760dc4" xlink:href="https://xbrl.fasb.org/us-gaap/2022/elts/us-gaap-2022.xsd#us-gaap_LesseeLeaseDescriptionLineItems"/>
    <link:loc xlink:type="locator" xlink:label="loc_r_LesseeOperatingLeaseLeaseNotYetCommencedValue_0ac14edb-01fd-4c49-b0dc-e3b0a8ef7b37" xlink:href="r-20221231.xsd#r_LesseeOperatingLeaseLeaseNotYetCommencedValue"/>
    <link:definitionArc xlink:arcrole="http://xbrl.org/int/dim/arcrole/domain-member" xlink:from="loc_us-gaap_LesseeLeaseDescriptionLineItems_3a3a5f6e-daa5-41da-8701-294b12760dc4" xlink:to="loc_r_LesseeOperatingLeaseLeaseNotYetCommencedValue_0ac14edb-01fd-4c49-b0dc-e3b0a8ef7b37" xlink:type="arc" order="0"/>
    <link:loc xlink:type="locator" xlink:label="loc_us-gaap_LesseeOperatingLeaseLeaseNotYetCommencedTermOfContract1_94c581a8-dafb-4245-9076-6b178e35e821" xlink:href="https://xbrl.fasb.org/us-gaap/2022/elts/us-gaap-2022.xsd#us-gaap_LesseeOperatingLeaseLeaseNotYetCommencedTermOfContract1"/>
    <link:definitionArc xlink:arcrole="http://xbrl.org/int/dim/arcrole/domain-member" xlink:from="loc_us-gaap_LesseeLeaseDescriptionLineItems_3a3a5f6e-daa5-41da-8701-294b12760dc4" xlink:to="loc_us-gaap_LesseeOperatingLeaseLeaseNotYetCommencedTermOfContract1_94c581a8-dafb-4245-9076-6b178e35e821" xlink:type="arc" order="1"/>
    <link:loc xlink:type="locator" xlink:label="loc_us-gaap_LesseeLeaseDescriptionTable_45fda563-6f1f-4155-8c84-2752975ecc85" xlink:href="https://xbrl.fasb.org/us-gaap/2022/elts/us-gaap-2022.xsd#us-gaap_LesseeLeaseDescriptionTable"/>
    <link:definitionArc xlink:arcrole="http://xbrl.org/int/dim/arcrole/all" xlink:from="loc_us-gaap_LesseeLeaseDescriptionLineItems_3a3a5f6e-daa5-41da-8701-294b12760dc4" xlink:to="loc_us-gaap_LesseeLeaseDescriptionTable_45fda563-6f1f-4155-8c84-2752975ecc85" xlink:type="arc" order="1" xbrldt:closed="true" xbrldt:contextElement="segment"/>
    <link:loc xlink:type="locator" xlink:label="loc_us-gaap_PropertyPlantAndEquipmentByTypeAxis_fd44f77b-9249-4f6a-9e7d-7aabcf646103" xlink:href="https://xbrl.fasb.org/us-gaap/2022/elts/us-gaap-2022.xsd#us-gaap_PropertyPlantAndEquipmentByTypeAxis"/>
    <link:definitionArc xlink:arcrole="http://xbrl.org/int/dim/arcrole/hypercube-dimension" xlink:from="loc_us-gaap_LesseeLeaseDescriptionTable_45fda563-6f1f-4155-8c84-2752975ecc85" xlink:to="loc_us-gaap_PropertyPlantAndEquipmentByTypeAxis_fd44f77b-9249-4f6a-9e7d-7aabcf646103" xlink:type="arc" order="1"/>
    <link:loc xlink:type="locator" xlink:label="loc_us-gaap_PropertyPlantAndEquipmentTypeDomain_fd44f77b-9249-4f6a-9e7d-7aabcf646103_default" xlink:href="https://xbrl.fasb.org/us-gaap/2022/elts/us-gaap-2022.xsd#us-gaap_PropertyPlantAndEquipmentTypeDomain"/>
    <link:definitionArc xlink:arcrole="http://xbrl.org/int/dim/arcrole/dimension-default" xlink:from="loc_us-gaap_PropertyPlantAndEquipmentByTypeAxis_fd44f77b-9249-4f6a-9e7d-7aabcf646103" xlink:to="loc_us-gaap_PropertyPlantAndEquipmentTypeDomain_fd44f77b-9249-4f6a-9e7d-7aabcf646103_default" xlink:type="arc" order="1"/>
    <link:loc xlink:type="locator" xlink:label="loc_us-gaap_PropertyPlantAndEquipmentTypeDomain_e46d227a-14ea-4697-83af-9da7324230f5" xlink:href="https://xbrl.fasb.org/us-gaap/2022/elts/us-gaap-2022.xsd#us-gaap_PropertyPlantAndEquipmentTypeDomain"/>
    <link:definitionArc xlink:arcrole="http://xbrl.org/int/dim/arcrole/dimension-domain" xlink:from="loc_us-gaap_PropertyPlantAndEquipmentByTypeAxis_fd44f77b-9249-4f6a-9e7d-7aabcf646103" xlink:to="loc_us-gaap_PropertyPlantAndEquipmentTypeDomain_e46d227a-14ea-4697-83af-9da7324230f5" xlink:type="arc" order="1"/>
    <link:loc xlink:type="locator" xlink:label="loc_r_FacilityLeasesMember_876c6fa1-c7a8-42a2-8db6-5d36353b02c0" xlink:href="r-20221231.xsd#r_FacilityLeasesMember"/>
    <link:definitionArc xlink:arcrole="http://xbrl.org/int/dim/arcrole/domain-member" xlink:from="loc_us-gaap_PropertyPlantAndEquipmentTypeDomain_e46d227a-14ea-4697-83af-9da7324230f5" xlink:to="loc_r_FacilityLeasesMember_876c6fa1-c7a8-42a2-8db6-5d36353b02c0" xlink:type="arc" order="0"/>
    <link:loc xlink:type="locator" xlink:label="loc_srt_RangeAxis_f8f8d289-30a2-47d3-9277-03e829ef2d79" xlink:href="https://xbrl.fasb.org/srt/2022/elts/srt-2022.xsd#srt_RangeAxis"/>
    <link:definitionArc xlink:arcrole="http://xbrl.org/int/dim/arcrole/hypercube-dimension" xlink:from="loc_us-gaap_LesseeLeaseDescriptionTable_45fda563-6f1f-4155-8c84-2752975ecc85" xlink:to="loc_srt_RangeAxis_f8f8d289-30a2-47d3-9277-03e829ef2d79" xlink:type="arc" order="2"/>
    <link:loc xlink:type="locator" xlink:label="loc_srt_RangeMember_f8f8d289-30a2-47d3-9277-03e829ef2d79_default" xlink:href="https://xbrl.fasb.org/srt/2022/elts/srt-2022.xsd#srt_RangeMember"/>
    <link:definitionArc xlink:arcrole="http://xbrl.org/int/dim/arcrole/dimension-default" xlink:from="loc_srt_RangeAxis_f8f8d289-30a2-47d3-9277-03e829ef2d79" xlink:to="loc_srt_RangeMember_f8f8d289-30a2-47d3-9277-03e829ef2d79_default" xlink:type="arc" order="1"/>
    <link:loc xlink:type="locator" xlink:label="loc_srt_RangeMember_0d2d07d8-946b-463c-9ef3-06faf8c74cc4" xlink:href="https://xbrl.fasb.org/srt/2022/elts/srt-2022.xsd#srt_RangeMember"/>
    <link:definitionArc xlink:arcrole="http://xbrl.org/int/dim/arcrole/dimension-domain" xlink:from="loc_srt_RangeAxis_f8f8d289-30a2-47d3-9277-03e829ef2d79" xlink:to="loc_srt_RangeMember_0d2d07d8-946b-463c-9ef3-06faf8c74cc4" xlink:type="arc" order="1"/>
    <link:loc xlink:type="locator" xlink:label="loc_srt_MinimumMember_647e07da-94d0-4eaa-9db1-6c261026b90b" xlink:href="https://xbrl.fasb.org/srt/2022/elts/srt-2022.xsd#srt_MinimumMember"/>
    <link:definitionArc xlink:arcrole="http://xbrl.org/int/dim/arcrole/domain-member" xlink:from="loc_srt_RangeMember_0d2d07d8-946b-463c-9ef3-06faf8c74cc4" xlink:to="loc_srt_MinimumMember_647e07da-94d0-4eaa-9db1-6c261026b90b" xlink:type="arc" order="0"/>
    <link:loc xlink:type="locator" xlink:label="loc_srt_MaximumMember_b286794f-2467-4715-8c7c-eab38c37ab3a" xlink:href="https://xbrl.fasb.org/srt/2022/elts/srt-2022.xsd#srt_MaximumMember"/>
    <link:definitionArc xlink:arcrole="http://xbrl.org/int/dim/arcrole/domain-member" xlink:from="loc_srt_RangeMember_0d2d07d8-946b-463c-9ef3-06faf8c74cc4" xlink:to="loc_srt_MaximumMember_b286794f-2467-4715-8c7c-eab38c37ab3a" xlink:type="arc" order="1"/>
  </link:definitionLink>
  <link:roleRef roleURI="http://www.ryder.com/role/DEBTSummaryDetails" xlink:type="simple" xlink:href="r-20221231.xsd#DEBTSummaryDetails"/>
  <link:definitionLink xlink:role="http://www.ryder.com/role/DEBTSummaryDetails" xlink:type="extended" id="i2523347e14c140bd9ec89e75454c33cd_DEBTSummaryDetails">
    <link:loc xlink:type="locator" xlink:label="loc_us-gaap_ShortTermDebtLineItems_7b072f21-6806-4bd7-91e9-ff6bb1d8f487" xlink:href="https://xbrl.fasb.org/us-gaap/2022/elts/us-gaap-2022.xsd#us-gaap_ShortTermDebtLineItems"/>
    <link:loc xlink:type="locator" xlink:label="loc_us-gaap_LongtermDebtCurrentAndNoncurrentAbstract_7186b222-8115-46c4-9a81-70e3e192ce43" xlink:href="https://xbrl.fasb.org/us-gaap/2022/elts/us-gaap-2022.xsd#us-gaap_LongtermDebtCurrentAndNoncurrentAbstract"/>
    <link:definitionArc xlink:arcrole="http://xbrl.org/int/dim/arcrole/domain-member" xlink:from="loc_us-gaap_ShortTermDebtLineItems_7b072f21-6806-4bd7-91e9-ff6bb1d8f487" xlink:to="loc_us-gaap_LongtermDebtCurrentAndNoncurrentAbstract_7186b222-8115-46c4-9a81-70e3e192ce43" xlink:type="arc" order="0"/>
    <link:loc xlink:type="locator" xlink:label="loc_us-gaap_LongtermDebtWeightedAverageInterestRate_2c3052d9-9821-46f5-ba04-3913f98fd5dd" xlink:href="https://xbrl.fasb.org/us-gaap/2022/elts/us-gaap-2022.xsd#us-gaap_LongtermDebtWeightedAverageInterestRate"/>
    <link:definitionArc xlink:arcrole="http://xbrl.org/int/dim/arcrole/domain-member" xlink:from="loc_us-gaap_LongtermDebtCurrentAndNoncurrentAbstract_7186b222-8115-46c4-9a81-70e3e192ce43" xlink:to="loc_us-gaap_LongtermDebtWeightedAverageInterestRate_2c3052d9-9821-46f5-ba04-3913f98fd5dd" xlink:type="arc" order="1"/>
    <link:loc xlink:type="locator" xlink:label="loc_us-gaap_DebtInstrumentCarryingAmount_b91a1880-c68e-4cf7-a096-b0ab01ef2fa9" xlink:href="https://xbrl.fasb.org/us-gaap/2022/elts/us-gaap-2022.xsd#us-gaap_DebtInstrumentCarryingAmount"/>
    <link:definitionArc xlink:arcrole="http://xbrl.org/int/dim/arcrole/domain-member" xlink:from="loc_us-gaap_LongtermDebtCurrentAndNoncurrentAbstract_7186b222-8115-46c4-9a81-70e3e192ce43" xlink:to="loc_us-gaap_DebtInstrumentCarryingAmount_b91a1880-c68e-4cf7-a096-b0ab01ef2fa9" xlink:type="arc" order="2"/>
    <link:loc xlink:type="locator" xlink:label="loc_us-gaap_DeferredFinanceCostsGross_2ebaa2ff-c1f3-4c75-a9e8-f608c0815b2e" xlink:href="https://xbrl.fasb.org/us-gaap/2022/elts/us-gaap-2022.xsd#us-gaap_DeferredFinanceCostsGross"/>
    <link:definitionArc xlink:arcrole="http://xbrl.org/int/dim/arcrole/domain-member" xlink:from="loc_us-gaap_LongtermDebtCurrentAndNoncurrentAbstract_7186b222-8115-46c4-9a81-70e3e192ce43" xlink:to="loc_us-gaap_DeferredFinanceCostsGross_2ebaa2ff-c1f3-4c75-a9e8-f608c0815b2e" xlink:type="arc" order="3"/>
    <link:loc xlink:type="locator" xlink:label="loc_us-gaap_LongTermDebtAndCapitalLeaseObligationsIncludingCurrentMaturities_b816c786-32ba-41e4-b261-0091f5359d8a" xlink:href="https://xbrl.fasb.org/us-gaap/2022/elts/us-gaap-2022.xsd#us-gaap_LongTermDebtAndCapitalLeaseObligationsIncludingCurrentMaturities"/>
    <link:definitionArc xlink:arcrole="http://xbrl.org/int/dim/arcrole/domain-member" xlink:from="loc_us-gaap_LongtermDebtCurrentAndNoncurrentAbstract_7186b222-8115-46c4-9a81-70e3e192ce43" xlink:to="loc_us-gaap_LongTermDebtAndCapitalLeaseObligationsIncludingCurrentMaturities_b816c786-32ba-41e4-b261-0091f5359d8a" xlink:type="arc" order="4"/>
    <link:loc xlink:type="locator" xlink:label="loc_us-gaap_LongTermDebtAndCapitalLeaseObligationsCurrent_04e22f8f-aa5b-4bad-adbf-888cd197b073" xlink:href="https://xbrl.fasb.org/us-gaap/2022/elts/us-gaap-2022.xsd#us-gaap_LongTermDebtAndCapitalLeaseObligationsCurrent"/>
    <link:definitionArc xlink:arcrole="http://xbrl.org/int/dim/arcrole/domain-member" xlink:from="loc_us-gaap_LongtermDebtCurrentAndNoncurrentAbstract_7186b222-8115-46c4-9a81-70e3e192ce43" xlink:to="loc_us-gaap_LongTermDebtAndCapitalLeaseObligationsCurrent_04e22f8f-aa5b-4bad-adbf-888cd197b073" xlink:type="arc" order="5"/>
    <link:loc xlink:type="locator" xlink:label="loc_us-gaap_LongTermDebtAndCapitalLeaseObligations_261ae90f-9fd9-46d3-b351-459216138b9c" xlink:href="https://xbrl.fasb.org/us-gaap/2022/elts/us-gaap-2022.xsd#us-gaap_LongTermDebtAndCapitalLeaseObligations"/>
    <link:definitionArc xlink:arcrole="http://xbrl.org/int/dim/arcrole/domain-member" xlink:from="loc_us-gaap_LongtermDebtCurrentAndNoncurrentAbstract_7186b222-8115-46c4-9a81-70e3e192ce43" xlink:to="loc_us-gaap_LongTermDebtAndCapitalLeaseObligations_261ae90f-9fd9-46d3-b351-459216138b9c" xlink:type="arc" order="6"/>
    <link:loc xlink:type="locator" xlink:label="loc_us-gaap_ChangeInUnrealizedGainLossOnFairValueHedgingInstruments1_e15daab0-32fa-41d8-9567-6a2644f3063d" xlink:href="https://xbrl.fasb.org/us-gaap/2022/elts/us-gaap-2022.xsd#us-gaap_ChangeInUnrealizedGainLossOnFairValueHedgingInstruments1"/>
    <link:definitionArc xlink:arcrole="http://xbrl.org/int/dim/arcrole/domain-member" xlink:from="loc_us-gaap_ShortTermDebtLineItems_7b072f21-6806-4bd7-91e9-ff6bb1d8f487" xlink:to="loc_us-gaap_ChangeInUnrealizedGainLossOnFairValueHedgingInstruments1_e15daab0-32fa-41d8-9567-6a2644f3063d" xlink:type="arc" order="1"/>
    <link:loc xlink:type="locator" xlink:label="loc_us-gaap_DerivativeNotionalAmount_d9289c79-f460-4a57-98af-4b8126112711" xlink:href="https://xbrl.fasb.org/us-gaap/2022/elts/us-gaap-2022.xsd#us-gaap_DerivativeNotionalAmount"/>
    <link:definitionArc xlink:arcrole="http://xbrl.org/int/dim/arcrole/domain-member" xlink:from="loc_us-gaap_ShortTermDebtLineItems_7b072f21-6806-4bd7-91e9-ff6bb1d8f487" xlink:to="loc_us-gaap_DerivativeNotionalAmount_d9289c79-f460-4a57-98af-4b8126112711" xlink:type="arc" order="2"/>
    <link:loc xlink:type="locator" xlink:label="loc_us-gaap_ScheduleOfShortTermDebtTable_c843a1ea-0cf2-45a2-beed-f96a5be63ebe" xlink:href="https://xbrl.fasb.org/us-gaap/2022/elts/us-gaap-2022.xsd#us-gaap_ScheduleOfShortTermDebtTable"/>
    <link:definitionArc xlink:arcrole="http://xbrl.org/int/dim/arcrole/all" xlink:from="loc_us-gaap_ShortTermDebtLineItems_7b072f21-6806-4bd7-91e9-ff6bb1d8f487" xlink:to="loc_us-gaap_ScheduleOfShortTermDebtTable_c843a1ea-0cf2-45a2-beed-f96a5be63ebe" xlink:type="arc" order="1" xbrldt:closed="true" xbrldt:contextElement="segment"/>
    <link:loc xlink:type="locator" xlink:label="loc_us-gaap_LongtermDebtTypeAxis_ebd3ee89-d61e-4c28-9096-25836de5a65f" xlink:href="https://xbrl.fasb.org/us-gaap/2022/elts/us-gaap-2022.xsd#us-gaap_LongtermDebtTypeAxis"/>
    <link:definitionArc xlink:arcrole="http://xbrl.org/int/dim/arcrole/hypercube-dimension" xlink:from="loc_us-gaap_ScheduleOfShortTermDebtTable_c843a1ea-0cf2-45a2-beed-f96a5be63ebe" xlink:to="loc_us-gaap_LongtermDebtTypeAxis_ebd3ee89-d61e-4c28-9096-25836de5a65f" xlink:type="arc" order="1"/>
    <link:loc xlink:type="locator" xlink:label="loc_us-gaap_LongtermDebtTypeDomain_ebd3ee89-d61e-4c28-9096-25836de5a65f_default" xlink:href="https://xbrl.fasb.org/us-gaap/2022/elts/us-gaap-2022.xsd#us-gaap_LongtermDebtTypeDomain"/>
    <link:definitionArc xlink:arcrole="http://xbrl.org/int/dim/arcrole/dimension-default" xlink:from="loc_us-gaap_LongtermDebtTypeAxis_ebd3ee89-d61e-4c28-9096-25836de5a65f" xlink:to="loc_us-gaap_LongtermDebtTypeDomain_ebd3ee89-d61e-4c28-9096-25836de5a65f_default" xlink:type="arc" order="1"/>
    <link:loc xlink:type="locator" xlink:label="loc_us-gaap_LongtermDebtTypeDomain_82f147a7-0bd6-4da0-a296-7d47f460c499" xlink:href="https://xbrl.fasb.org/us-gaap/2022/elts/us-gaap-2022.xsd#us-gaap_LongtermDebtTypeDomain"/>
    <link:definitionArc xlink:arcrole="http://xbrl.org/int/dim/arcrole/dimension-domain" xlink:from="loc_us-gaap_LongtermDebtTypeAxis_ebd3ee89-d61e-4c28-9096-25836de5a65f" xlink:to="loc_us-gaap_LongtermDebtTypeDomain_82f147a7-0bd6-4da0-a296-7d47f460c499" xlink:type="arc" order="1"/>
    <link:loc xlink:type="locator" xlink:label="loc_r_UsCommercialPaperLongTermMember_b10ea398-5ebc-4ea8-91fd-7f67efd4b93e" xlink:href="r-20221231.xsd#r_UsCommercialPaperLongTermMember"/>
    <link:definitionArc xlink:arcrole="http://xbrl.org/int/dim/arcrole/domain-member" xlink:from="loc_us-gaap_LongtermDebtTypeDomain_82f147a7-0bd6-4da0-a296-7d47f460c499" xlink:to="loc_r_UsCommercialPaperLongTermMember_b10ea398-5ebc-4ea8-91fd-7f67efd4b93e" xlink:type="arc" order="0"/>
    <link:loc xlink:type="locator" xlink:label="loc_r_CanadianCommerialPaperMember_be6ed214-e05d-4a83-a236-79d9613cab7f" xlink:href="r-20221231.xsd#r_CanadianCommerialPaperMember"/>
    <link:definitionArc xlink:arcrole="http://xbrl.org/int/dim/arcrole/domain-member" xlink:from="loc_us-gaap_LongtermDebtTypeDomain_82f147a7-0bd6-4da0-a296-7d47f460c499" xlink:to="loc_r_CanadianCommerialPaperMember_be6ed214-e05d-4a83-a236-79d9613cab7f" xlink:type="arc" order="1"/>
    <link:loc xlink:type="locator" xlink:label="loc_r_TradeReceivablesProgramMember_09ec65f5-ba4f-4eb4-8bd3-0d4bde37ff9a" xlink:href="r-20221231.xsd#r_TradeReceivablesProgramMember"/>
    <link:definitionArc xlink:arcrole="http://xbrl.org/int/dim/arcrole/domain-member" xlink:from="loc_us-gaap_LongtermDebtTypeDomain_82f147a7-0bd6-4da0-a296-7d47f460c499" xlink:to="loc_r_TradeReceivablesProgramMember_09ec65f5-ba4f-4eb4-8bd3-0d4bde37ff9a" xlink:type="arc" order="2"/>
    <link:loc xlink:type="locator" xlink:label="loc_r_GlobalRevolvingCreditFacilityMember_4e60ee0d-d2d5-4de6-a940-8f5258436459" xlink:href="r-20221231.xsd#r_GlobalRevolvingCreditFacilityMember"/>
    <link:definitionArc xlink:arcrole="http://xbrl.org/int/dim/arcrole/domain-member" xlink:from="loc_us-gaap_LongtermDebtTypeDomain_82f147a7-0bd6-4da0-a296-7d47f460c499" xlink:to="loc_r_GlobalRevolvingCreditFacilityMember_4e60ee0d-d2d5-4de6-a940-8f5258436459" xlink:type="arc" order="3"/>
    <link:loc xlink:type="locator" xlink:label="loc_r_UnsecuredUsObligationsPrincipallyBankTermLoansLongTermMember_954a3723-50da-46e0-b5e1-5a298eb5adb2" xlink:href="r-20221231.xsd#r_UnsecuredUsObligationsPrincipallyBankTermLoansLongTermMember"/>
    <link:definitionArc xlink:arcrole="http://xbrl.org/int/dim/arcrole/domain-member" xlink:from="loc_us-gaap_LongtermDebtTypeDomain_82f147a7-0bd6-4da0-a296-7d47f460c499" xlink:to="loc_r_UnsecuredUsObligationsPrincipallyBankTermLoansLongTermMember_954a3723-50da-46e0-b5e1-5a298eb5adb2" xlink:type="arc" order="4"/>
    <link:loc xlink:type="locator" xlink:label="loc_r_UnsecuredUsNotesMediumTermNotesLongTermMember_730e3d11-bd41-41d7-80b2-78947e487a4f" xlink:href="r-20221231.xsd#r_UnsecuredUsNotesMediumTermNotesLongTermMember"/>
    <link:definitionArc xlink:arcrole="http://xbrl.org/int/dim/arcrole/domain-member" xlink:from="loc_us-gaap_LongtermDebtTypeDomain_82f147a7-0bd6-4da0-a296-7d47f460c499" xlink:to="loc_r_UnsecuredUsNotesMediumTermNotesLongTermMember_730e3d11-bd41-41d7-80b2-78947e487a4f" xlink:type="arc" order="5"/>
    <link:loc xlink:type="locator" xlink:label="loc_r_UnsecuredForeignObligationsLongTermMember_3a9779f3-e719-4afb-ad4b-a709ee61dbeb" xlink:href="r-20221231.xsd#r_UnsecuredForeignObligationsLongTermMember"/>
    <link:definitionArc xlink:arcrole="http://xbrl.org/int/dim/arcrole/domain-member" xlink:from="loc_us-gaap_LongtermDebtTypeDomain_82f147a7-0bd6-4da0-a296-7d47f460c499" xlink:to="loc_r_UnsecuredForeignObligationsLongTermMember_3a9779f3-e719-4afb-ad4b-a709ee61dbeb" xlink:type="arc" order="6"/>
    <link:loc xlink:type="locator" xlink:label="loc_r_AssetBackedUSObligationsMember_6a9ab8b8-5ce8-415b-8881-d55a599c77b2" xlink:href="r-20221231.xsd#r_AssetBackedUSObligationsMember"/>
    <link:definitionArc xlink:arcrole="http://xbrl.org/int/dim/arcrole/domain-member" xlink:from="loc_us-gaap_LongtermDebtTypeDomain_82f147a7-0bd6-4da0-a296-7d47f460c499" xlink:to="loc_r_AssetBackedUSObligationsMember_6a9ab8b8-5ce8-415b-8881-d55a599c77b2" xlink:type="arc" order="7"/>
    <link:loc xlink:type="locator" xlink:label="loc_r_FinanceLeaseObligationAndOtherMember_0a0d2318-903a-4ac3-85a8-37b73cc33076" xlink:href="r-20221231.xsd#r_FinanceLeaseObligationAndOtherMember"/>
    <link:definitionArc xlink:arcrole="http://xbrl.org/int/dim/arcrole/domain-member" xlink:from="loc_us-gaap_LongtermDebtTypeDomain_82f147a7-0bd6-4da0-a296-7d47f460c499" xlink:to="loc_r_FinanceLeaseObligationAndOtherMember_0a0d2318-903a-4ac3-85a8-37b73cc33076" xlink:type="arc" order="8"/>
    <link:loc xlink:type="locator" xlink:label="loc_us-gaap_DerivativeInstrumentsGainLossByHedgingRelationshipAxis_b5ff007e-e1b6-4b46-9957-79ea9b0b2858" xlink:href="https://xbrl.fasb.org/us-gaap/2022/elts/us-gaap-2022.xsd#us-gaap_DerivativeInstrumentsGainLossByHedgingRelationshipAxis"/>
    <link:definitionArc xlink:arcrole="http://xbrl.org/int/dim/arcrole/hypercube-dimension" xlink:from="loc_us-gaap_ScheduleOfShortTermDebtTable_c843a1ea-0cf2-45a2-beed-f96a5be63ebe" xlink:to="loc_us-gaap_DerivativeInstrumentsGainLossByHedgingRelationshipAxis_b5ff007e-e1b6-4b46-9957-79ea9b0b2858" xlink:type="arc" order="2"/>
    <link:loc xlink:type="locator" xlink:label="loc_us-gaap_HedgingRelationshipDomain_b5ff007e-e1b6-4b46-9957-79ea9b0b2858_default" xlink:href="https://xbrl.fasb.org/us-gaap/2022/elts/us-gaap-2022.xsd#us-gaap_HedgingRelationshipDomain"/>
    <link:definitionArc xlink:arcrole="http://xbrl.org/int/dim/arcrole/dimension-default" xlink:from="loc_us-gaap_DerivativeInstrumentsGainLossByHedgingRelationshipAxis_b5ff007e-e1b6-4b46-9957-79ea9b0b2858" xlink:to="loc_us-gaap_HedgingRelationshipDomain_b5ff007e-e1b6-4b46-9957-79ea9b0b2858_default" xlink:type="arc" order="1"/>
    <link:loc xlink:type="locator" xlink:label="loc_us-gaap_HedgingRelationshipDomain_81f9193a-682f-4b7f-a7cb-7070f74b59f3" xlink:href="https://xbrl.fasb.org/us-gaap/2022/elts/us-gaap-2022.xsd#us-gaap_HedgingRelationshipDomain"/>
    <link:definitionArc xlink:arcrole="http://xbrl.org/int/dim/arcrole/dimension-domain" xlink:from="loc_us-gaap_DerivativeInstrumentsGainLossByHedgingRelationshipAxis_b5ff007e-e1b6-4b46-9957-79ea9b0b2858" xlink:to="loc_us-gaap_HedgingRelationshipDomain_81f9193a-682f-4b7f-a7cb-7070f74b59f3" xlink:type="arc" order="1"/>
    <link:loc xlink:type="locator" xlink:label="loc_us-gaap_FairValueHedgingMember_2745f38b-2b8e-4dc1-8cc5-5a6edd4098c5" xlink:href="https://xbrl.fasb.org/us-gaap/2022/elts/us-gaap-2022.xsd#us-gaap_FairValueHedgingMember"/>
    <link:definitionArc xlink:arcrole="http://xbrl.org/int/dim/arcrole/domain-member" xlink:from="loc_us-gaap_HedgingRelationshipDomain_81f9193a-682f-4b7f-a7cb-7070f74b59f3" xlink:to="loc_us-gaap_FairValueHedgingMember_2745f38b-2b8e-4dc1-8cc5-5a6edd4098c5" xlink:type="arc" order="0"/>
    <link:loc xlink:type="locator" xlink:label="loc_us-gaap_HedgingDesignationAxis_58b08c0e-a9b6-4b13-8c3e-78edb4939ddf" xlink:href="https://xbrl.fasb.org/us-gaap/2022/elts/us-gaap-2022.xsd#us-gaap_HedgingDesignationAxis"/>
    <link:definitionArc xlink:arcrole="http://xbrl.org/int/dim/arcrole/hypercube-dimension" xlink:from="loc_us-gaap_ScheduleOfShortTermDebtTable_c843a1ea-0cf2-45a2-beed-f96a5be63ebe" xlink:to="loc_us-gaap_HedgingDesignationAxis_58b08c0e-a9b6-4b13-8c3e-78edb4939ddf" xlink:type="arc" order="3"/>
    <link:loc xlink:type="locator" xlink:label="loc_us-gaap_HedgingDesignationDomain_58b08c0e-a9b6-4b13-8c3e-78edb4939ddf_default" xlink:href="https://xbrl.fasb.org/us-gaap/2022/elts/us-gaap-2022.xsd#us-gaap_HedgingDesignationDomain"/>
    <link:definitionArc xlink:arcrole="http://xbrl.org/int/dim/arcrole/dimension-default" xlink:from="loc_us-gaap_HedgingDesignationAxis_58b08c0e-a9b6-4b13-8c3e-78edb4939ddf" xlink:to="loc_us-gaap_HedgingDesignationDomain_58b08c0e-a9b6-4b13-8c3e-78edb4939ddf_default" xlink:type="arc" order="1"/>
    <link:loc xlink:type="locator" xlink:label="loc_us-gaap_HedgingDesignationDomain_dad6e7c1-78e0-435c-a95b-f3c576b07311" xlink:href="https://xbrl.fasb.org/us-gaap/2022/elts/us-gaap-2022.xsd#us-gaap_HedgingDesignationDomain"/>
    <link:definitionArc xlink:arcrole="http://xbrl.org/int/dim/arcrole/dimension-domain" xlink:from="loc_us-gaap_HedgingDesignationAxis_58b08c0e-a9b6-4b13-8c3e-78edb4939ddf" xlink:to="loc_us-gaap_HedgingDesignationDomain_dad6e7c1-78e0-435c-a95b-f3c576b07311" xlink:type="arc" order="1"/>
    <link:loc xlink:type="locator" xlink:label="loc_us-gaap_DesignatedAsHedgingInstrumentMember_a470e33e-2585-49cd-a980-cbd180bcedbd" xlink:href="https://xbrl.fasb.org/us-gaap/2022/elts/us-gaap-2022.xsd#us-gaap_DesignatedAsHedgingInstrumentMember"/>
    <link:definitionArc xlink:arcrole="http://xbrl.org/int/dim/arcrole/domain-member" xlink:from="loc_us-gaap_HedgingDesignationDomain_dad6e7c1-78e0-435c-a95b-f3c576b07311" xlink:to="loc_us-gaap_DesignatedAsHedgingInstrumentMember_a470e33e-2585-49cd-a980-cbd180bcedbd" xlink:type="arc" order="0"/>
    <link:loc xlink:type="locator" xlink:label="loc_us-gaap_DerivativeInstrumentRiskAxis_f5aa9429-534b-40d9-a403-8a5374e8fd78" xlink:href="https://xbrl.fasb.org/us-gaap/2022/elts/us-gaap-2022.xsd#us-gaap_DerivativeInstrumentRiskAxis"/>
    <link:definitionArc xlink:arcrole="http://xbrl.org/int/dim/arcrole/hypercube-dimension" xlink:from="loc_us-gaap_ScheduleOfShortTermDebtTable_c843a1ea-0cf2-45a2-beed-f96a5be63ebe" xlink:to="loc_us-gaap_DerivativeInstrumentRiskAxis_f5aa9429-534b-40d9-a403-8a5374e8fd78" xlink:type="arc" order="4"/>
    <link:loc xlink:type="locator" xlink:label="loc_us-gaap_DerivativeContractTypeDomain_f5aa9429-534b-40d9-a403-8a5374e8fd78_default" xlink:href="https://xbrl.fasb.org/us-gaap/2022/elts/us-gaap-2022.xsd#us-gaap_DerivativeContractTypeDomain"/>
    <link:definitionArc xlink:arcrole="http://xbrl.org/int/dim/arcrole/dimension-default" xlink:from="loc_us-gaap_DerivativeInstrumentRiskAxis_f5aa9429-534b-40d9-a403-8a5374e8fd78" xlink:to="loc_us-gaap_DerivativeContractTypeDomain_f5aa9429-534b-40d9-a403-8a5374e8fd78_default" xlink:type="arc" order="1"/>
    <link:loc xlink:type="locator" xlink:label="loc_us-gaap_DerivativeContractTypeDomain_807b7a95-aa8b-4306-9401-d5456d569ace" xlink:href="https://xbrl.fasb.org/us-gaap/2022/elts/us-gaap-2022.xsd#us-gaap_DerivativeContractTypeDomain"/>
    <link:definitionArc xlink:arcrole="http://xbrl.org/int/dim/arcrole/dimension-domain" xlink:from="loc_us-gaap_DerivativeInstrumentRiskAxis_f5aa9429-534b-40d9-a403-8a5374e8fd78" xlink:to="loc_us-gaap_DerivativeContractTypeDomain_807b7a95-aa8b-4306-9401-d5456d569ace" xlink:type="arc" order="1"/>
    <link:loc xlink:type="locator" xlink:label="loc_us-gaap_InterestRateSwapMember_05411138-2c4e-41c8-a181-5ee089d4e99e" xlink:href="https://xbrl.fasb.org/us-gaap/2022/elts/us-gaap-2022.xsd#us-gaap_InterestRateSwapMember"/>
    <link:definitionArc xlink:arcrole="http://xbrl.org/int/dim/arcrole/domain-member" xlink:from="loc_us-gaap_DerivativeContractTypeDomain_807b7a95-aa8b-4306-9401-d5456d569ace" xlink:to="loc_us-gaap_InterestRateSwapMember_05411138-2c4e-41c8-a181-5ee089d4e99e" xlink:type="arc" order="0"/>
  </link:definitionLink>
  <link:roleRef roleURI="http://www.ryder.com/role/DEBTNarrativeDetails" xlink:type="simple" xlink:href="r-20221231.xsd#DEBTNarrativeDetails"/>
  <link:definitionLink xlink:role="http://www.ryder.com/role/DEBTNarrativeDetails" xlink:type="extended" id="i9088205bdaeb4b5b841a7df1740c2b52_DEBTNarrativeDetails">
    <link:loc xlink:type="locator" xlink:label="loc_us-gaap_DebtInstrumentLineItems_c60cc7c8-471a-4903-8fdc-07c0fd134f77" xlink:href="https://xbrl.fasb.org/us-gaap/2022/elts/us-gaap-2022.xsd#us-gaap_DebtInstrumentLineItems"/>
    <link:loc xlink:type="locator" xlink:label="loc_us-gaap_DebtInstrumentFairValue_f2cf024a-2ca0-425a-be32-54eea5a789fa" xlink:href="https://xbrl.fasb.org/us-gaap/2022/elts/us-gaap-2022.xsd#us-gaap_DebtInstrumentFairValue"/>
    <link:definitionArc xlink:arcrole="http://xbrl.org/int/dim/arcrole/domain-member" xlink:from="loc_us-gaap_DebtInstrumentLineItems_c60cc7c8-471a-4903-8fdc-07c0fd134f77" xlink:to="loc_us-gaap_DebtInstrumentFairValue_f2cf024a-2ca0-425a-be32-54eea5a789fa" xlink:type="arc" order="0"/>
    <link:loc xlink:type="locator" xlink:label="loc_us-gaap_DebtInstrumentFaceAmount_ba2592d0-1c2a-4ad9-a6ff-7bb5129f26fa" xlink:href="https://xbrl.fasb.org/us-gaap/2022/elts/us-gaap-2022.xsd#us-gaap_DebtInstrumentFaceAmount"/>
    <link:definitionArc xlink:arcrole="http://xbrl.org/int/dim/arcrole/domain-member" xlink:from="loc_us-gaap_DebtInstrumentLineItems_c60cc7c8-471a-4903-8fdc-07c0fd134f77" xlink:to="loc_us-gaap_DebtInstrumentFaceAmount_ba2592d0-1c2a-4ad9-a6ff-7bb5129f26fa" xlink:type="arc" order="1"/>
    <link:loc xlink:type="locator" xlink:label="loc_us-gaap_DebtInstrumentInterestRateStatedPercentage_f314eb4b-7581-4683-b9c2-2f8af2817b71" xlink:href="https://xbrl.fasb.org/us-gaap/2022/elts/us-gaap-2022.xsd#us-gaap_DebtInstrumentInterestRateStatedPercentage"/>
    <link:definitionArc xlink:arcrole="http://xbrl.org/int/dim/arcrole/domain-member" xlink:from="loc_us-gaap_DebtInstrumentLineItems_c60cc7c8-471a-4903-8fdc-07c0fd134f77" xlink:to="loc_us-gaap_DebtInstrumentInterestRateStatedPercentage_f314eb4b-7581-4683-b9c2-2f8af2817b71" xlink:type="arc" order="2"/>
    <link:loc xlink:type="locator" xlink:label="loc_r_DebtInstrumentNumberOfInstruments_5cdaed09-9501-48e9-aba5-41fa92c7b857" xlink:href="r-20221231.xsd#r_DebtInstrumentNumberOfInstruments"/>
    <link:definitionArc xlink:arcrole="http://xbrl.org/int/dim/arcrole/domain-member" xlink:from="loc_us-gaap_DebtInstrumentLineItems_c60cc7c8-471a-4903-8fdc-07c0fd134f77" xlink:to="loc_r_DebtInstrumentNumberOfInstruments_5cdaed09-9501-48e9-aba5-41fa92c7b857" xlink:type="arc" order="3"/>
    <link:loc xlink:type="locator" xlink:label="loc_us-gaap_ProceedsFromIssuanceOfSecuredDebt_b36de859-640c-4948-a658-bbeefdaedaa9" xlink:href="https://xbrl.fasb.org/us-gaap/2022/elts/us-gaap-2022.xsd#us-gaap_ProceedsFromIssuanceOfSecuredDebt"/>
    <link:definitionArc xlink:arcrole="http://xbrl.org/int/dim/arcrole/domain-member" xlink:from="loc_us-gaap_DebtInstrumentLineItems_c60cc7c8-471a-4903-8fdc-07c0fd134f77" xlink:to="loc_us-gaap_ProceedsFromIssuanceOfSecuredDebt_b36de859-640c-4948-a658-bbeefdaedaa9" xlink:type="arc" order="4"/>
    <link:loc xlink:type="locator" xlink:label="loc_r_DebtRepurchasePercentOfCharge_a9a5bf33-ba1e-4f12-aa8b-000541232588" xlink:href="r-20221231.xsd#r_DebtRepurchasePercentOfCharge"/>
    <link:definitionArc xlink:arcrole="http://xbrl.org/int/dim/arcrole/domain-member" xlink:from="loc_us-gaap_DebtInstrumentLineItems_c60cc7c8-471a-4903-8fdc-07c0fd134f77" xlink:to="loc_r_DebtRepurchasePercentOfCharge_a9a5bf33-ba1e-4f12-aa8b-000541232588" xlink:type="arc" order="5"/>
    <link:loc xlink:type="locator" xlink:label="loc_us-gaap_LineOfCreditFacilityMaximumBorrowingCapacity_361df72d-cdb0-4f7c-b833-176f8d056da2" xlink:href="https://xbrl.fasb.org/us-gaap/2022/elts/us-gaap-2022.xsd#us-gaap_LineOfCreditFacilityMaximumBorrowingCapacity"/>
    <link:definitionArc xlink:arcrole="http://xbrl.org/int/dim/arcrole/domain-member" xlink:from="loc_us-gaap_DebtInstrumentLineItems_c60cc7c8-471a-4903-8fdc-07c0fd134f77" xlink:to="loc_us-gaap_LineOfCreditFacilityMaximumBorrowingCapacity_361df72d-cdb0-4f7c-b833-176f8d056da2" xlink:type="arc" order="6"/>
    <link:loc xlink:type="locator" xlink:label="loc_r_NumberOfLendingInstitutions_c58bd93b-a539-417e-8ea3-cdd884dd8c6c" xlink:href="r-20221231.xsd#r_NumberOfLendingInstitutions"/>
    <link:definitionArc xlink:arcrole="http://xbrl.org/int/dim/arcrole/domain-member" xlink:from="loc_us-gaap_DebtInstrumentLineItems_c60cc7c8-471a-4903-8fdc-07c0fd134f77" xlink:to="loc_r_NumberOfLendingInstitutions_c58bd93b-a539-417e-8ea3-cdd884dd8c6c" xlink:type="arc" order="7"/>
    <link:loc xlink:type="locator" xlink:label="loc_us-gaap_LineOfCreditFacilityCommitmentFeePercentage_507c54bf-fdba-4138-b5f6-81e7fa811434" xlink:href="https://xbrl.fasb.org/us-gaap/2022/elts/us-gaap-2022.xsd#us-gaap_LineOfCreditFacilityCommitmentFeePercentage"/>
    <link:definitionArc xlink:arcrole="http://xbrl.org/int/dim/arcrole/domain-member" xlink:from="loc_us-gaap_DebtInstrumentLineItems_c60cc7c8-471a-4903-8fdc-07c0fd134f77" xlink:to="loc_us-gaap_LineOfCreditFacilityCommitmentFeePercentage_507c54bf-fdba-4138-b5f6-81e7fa811434" xlink:type="arc" order="8"/>
    <link:loc xlink:type="locator" xlink:label="loc_r_LetterOfCreditOutstanding_37bcc170-b1f6-47f2-a1ea-c336e1a18ddb" xlink:href="r-20221231.xsd#r_LetterOfCreditOutstanding"/>
    <link:definitionArc xlink:arcrole="http://xbrl.org/int/dim/arcrole/domain-member" xlink:from="loc_us-gaap_DebtInstrumentLineItems_c60cc7c8-471a-4903-8fdc-07c0fd134f77" xlink:to="loc_r_LetterOfCreditOutstanding_37bcc170-b1f6-47f2-a1ea-c336e1a18ddb" xlink:type="arc" order="9"/>
    <link:loc xlink:type="locator" xlink:label="loc_us-gaap_LineOfCreditFacilityRemainingBorrowingCapacity_3d61e8c6-cae6-4688-b572-d77c8760004f" xlink:href="https://xbrl.fasb.org/us-gaap/2022/elts/us-gaap-2022.xsd#us-gaap_LineOfCreditFacilityRemainingBorrowingCapacity"/>
    <link:definitionArc xlink:arcrole="http://xbrl.org/int/dim/arcrole/domain-member" xlink:from="loc_us-gaap_DebtInstrumentLineItems_c60cc7c8-471a-4903-8fdc-07c0fd134f77" xlink:to="loc_us-gaap_LineOfCreditFacilityRemainingBorrowingCapacity_3d61e8c6-cae6-4688-b572-d77c8760004f" xlink:type="arc" order="10"/>
    <link:loc xlink:type="locator" xlink:label="loc_us-gaap_RatioOfIndebtednessToNetCapital1_90cf585a-c368-4e7c-80d7-869517a837fd" xlink:href="https://xbrl.fasb.org/us-gaap/2022/elts/us-gaap-2022.xsd#us-gaap_RatioOfIndebtednessToNetCapital1"/>
    <link:definitionArc xlink:arcrole="http://xbrl.org/int/dim/arcrole/domain-member" xlink:from="loc_us-gaap_DebtInstrumentLineItems_c60cc7c8-471a-4903-8fdc-07c0fd134f77" xlink:to="loc_us-gaap_RatioOfIndebtednessToNetCapital1_90cf585a-c368-4e7c-80d7-869517a837fd" xlink:type="arc" order="11"/>
    <link:loc xlink:type="locator" xlink:label="loc_r_DebtCovenantNetWorthAmortizationPercentOfCharge_85a4989f-fc06-46fd-a33d-daa7b265f3af" xlink:href="r-20221231.xsd#r_DebtCovenantNetWorthAmortizationPercentOfCharge"/>
    <link:definitionArc xlink:arcrole="http://xbrl.org/int/dim/arcrole/domain-member" xlink:from="loc_us-gaap_DebtInstrumentLineItems_c60cc7c8-471a-4903-8fdc-07c0fd134f77" xlink:to="loc_r_DebtCovenantNetWorthAmortizationPercentOfCharge_85a4989f-fc06-46fd-a33d-daa7b265f3af" xlink:type="arc" order="12"/>
    <link:loc xlink:type="locator" xlink:label="loc_r_DebtCovenantNetWorthAmortizationPeriod_4bde477a-91e3-479b-9200-9a7fb84d5a96" xlink:href="r-20221231.xsd#r_DebtCovenantNetWorthAmortizationPeriod"/>
    <link:definitionArc xlink:arcrole="http://xbrl.org/int/dim/arcrole/domain-member" xlink:from="loc_us-gaap_DebtInstrumentLineItems_c60cc7c8-471a-4903-8fdc-07c0fd134f77" xlink:to="loc_r_DebtCovenantNetWorthAmortizationPeriod_4bde477a-91e3-479b-9200-9a7fb84d5a96" xlink:type="arc" order="13"/>
    <link:loc xlink:type="locator" xlink:label="loc_r_DebtToConsolidatedNetWorthRatio_cd4c588a-c151-4a6b-b407-45a70c72b6c2" xlink:href="r-20221231.xsd#r_DebtToConsolidatedNetWorthRatio"/>
    <link:definitionArc xlink:arcrole="http://xbrl.org/int/dim/arcrole/domain-member" xlink:from="loc_us-gaap_DebtInstrumentLineItems_c60cc7c8-471a-4903-8fdc-07c0fd134f77" xlink:to="loc_r_DebtToConsolidatedNetWorthRatio_cd4c588a-c151-4a6b-b407-45a70c72b6c2" xlink:type="arc" order="14"/>
    <link:loc xlink:type="locator" xlink:label="loc_r_TradeReceivablesPurchaseAndSaleProgramAmount_ac759400-5286-4793-9b77-5cdeb800f951" xlink:href="r-20221231.xsd#r_TradeReceivablesPurchaseAndSaleProgramAmount"/>
    <link:definitionArc xlink:arcrole="http://xbrl.org/int/dim/arcrole/domain-member" xlink:from="loc_us-gaap_DebtInstrumentLineItems_c60cc7c8-471a-4903-8fdc-07c0fd134f77" xlink:to="loc_r_TradeReceivablesPurchaseAndSaleProgramAmount_ac759400-5286-4793-9b77-5cdeb800f951" xlink:type="arc" order="15"/>
    <link:loc xlink:type="locator" xlink:label="loc_r_TradeReceivablesProgramAvailableProceeds_3eb199f4-f8fe-4882-945a-5aafbccaa19a" xlink:href="r-20221231.xsd#r_TradeReceivablesProgramAvailableProceeds"/>
    <link:definitionArc xlink:arcrole="http://xbrl.org/int/dim/arcrole/domain-member" xlink:from="loc_us-gaap_DebtInstrumentLineItems_c60cc7c8-471a-4903-8fdc-07c0fd134f77" xlink:to="loc_r_TradeReceivablesProgramAvailableProceeds_3eb199f4-f8fe-4882-945a-5aafbccaa19a" xlink:type="arc" order="16"/>
    <link:loc xlink:type="locator" xlink:label="loc_us-gaap_ShortTermBorrowings_1dc4f601-9d6d-4367-bb58-cd5d0224977d" xlink:href="https://xbrl.fasb.org/us-gaap/2022/elts/us-gaap-2022.xsd#us-gaap_ShortTermBorrowings"/>
    <link:definitionArc xlink:arcrole="http://xbrl.org/int/dim/arcrole/domain-member" xlink:from="loc_us-gaap_DebtInstrumentLineItems_c60cc7c8-471a-4903-8fdc-07c0fd134f77" xlink:to="loc_us-gaap_ShortTermBorrowings_1dc4f601-9d6d-4367-bb58-cd5d0224977d" xlink:type="arc" order="17"/>
    <link:loc xlink:type="locator" xlink:label="loc_us-gaap_DebtInstrumentTable_a6a79044-33b4-4453-8c0a-393141135e44" xlink:href="https://xbrl.fasb.org/us-gaap/2022/elts/us-gaap-2022.xsd#us-gaap_DebtInstrumentTable"/>
    <link:definitionArc xlink:arcrole="http://xbrl.org/int/dim/arcrole/all" xlink:from="loc_us-gaap_DebtInstrumentLineItems_c60cc7c8-471a-4903-8fdc-07c0fd134f77" xlink:to="loc_us-gaap_DebtInstrumentTable_a6a79044-33b4-4453-8c0a-393141135e44" xlink:type="arc" order="1" xbrldt:closed="true" xbrldt:contextElement="segment"/>
    <link:loc xlink:type="locator" xlink:label="loc_us-gaap_LongtermDebtTypeAxis_efbe0f5a-3353-4c22-8520-d92cb6d4c6bb" xlink:href="https://xbrl.fasb.org/us-gaap/2022/elts/us-gaap-2022.xsd#us-gaap_LongtermDebtTypeAxis"/>
    <link:definitionArc xlink:arcrole="http://xbrl.org/int/dim/arcrole/hypercube-dimension" xlink:from="loc_us-gaap_DebtInstrumentTable_a6a79044-33b4-4453-8c0a-393141135e44" xlink:to="loc_us-gaap_LongtermDebtTypeAxis_efbe0f5a-3353-4c22-8520-d92cb6d4c6bb" xlink:type="arc" order="1"/>
    <link:loc xlink:type="locator" xlink:label="loc_us-gaap_LongtermDebtTypeDomain_efbe0f5a-3353-4c22-8520-d92cb6d4c6bb_default" xlink:href="https://xbrl.fasb.org/us-gaap/2022/elts/us-gaap-2022.xsd#us-gaap_LongtermDebtTypeDomain"/>
    <link:definitionArc xlink:arcrole="http://xbrl.org/int/dim/arcrole/dimension-default" xlink:from="loc_us-gaap_LongtermDebtTypeAxis_efbe0f5a-3353-4c22-8520-d92cb6d4c6bb" xlink:to="loc_us-gaap_LongtermDebtTypeDomain_efbe0f5a-3353-4c22-8520-d92cb6d4c6bb_default" xlink:type="arc" order="1"/>
    <link:loc xlink:type="locator" xlink:label="loc_us-gaap_LongtermDebtTypeDomain_0a9305ad-5a90-4b4f-a44e-6f315c41308f" xlink:href="https://xbrl.fasb.org/us-gaap/2022/elts/us-gaap-2022.xsd#us-gaap_LongtermDebtTypeDomain"/>
    <link:definitionArc xlink:arcrole="http://xbrl.org/int/dim/arcrole/dimension-domain" xlink:from="loc_us-gaap_LongtermDebtTypeAxis_efbe0f5a-3353-4c22-8520-d92cb6d4c6bb" xlink:to="loc_us-gaap_LongtermDebtTypeDomain_0a9305ad-5a90-4b4f-a44e-6f315c41308f" xlink:type="arc" order="1"/>
    <link:loc xlink:type="locator" xlink:label="loc_r_AssetBackedUSObligationsMember_39780ac0-2c9a-4045-b2a0-3b7a12adb40d" xlink:href="r-20221231.xsd#r_AssetBackedUSObligationsMember"/>
    <link:definitionArc xlink:arcrole="http://xbrl.org/int/dim/arcrole/domain-member" xlink:from="loc_us-gaap_LongtermDebtTypeDomain_0a9305ad-5a90-4b4f-a44e-6f315c41308f" xlink:to="loc_r_AssetBackedUSObligationsMember_39780ac0-2c9a-4045-b2a0-3b7a12adb40d" xlink:type="arc" order="0"/>
    <link:loc xlink:type="locator" xlink:label="loc_us-gaap_MediumTermNotesMember_eee00fe9-a761-49b0-b0e9-026bc1745dd9" xlink:href="https://xbrl.fasb.org/us-gaap/2022/elts/us-gaap-2022.xsd#us-gaap_MediumTermNotesMember"/>
    <link:definitionArc xlink:arcrole="http://xbrl.org/int/dim/arcrole/domain-member" xlink:from="loc_us-gaap_LongtermDebtTypeDomain_0a9305ad-5a90-4b4f-a44e-6f315c41308f" xlink:to="loc_us-gaap_MediumTermNotesMember_eee00fe9-a761-49b0-b0e9-026bc1745dd9" xlink:type="arc" order="1"/>
    <link:loc xlink:type="locator" xlink:label="loc_r_GlobalRevolvingCreditFacilityMember_889ebf43-ba03-4497-80ab-c2f36539321a" xlink:href="r-20221231.xsd#r_GlobalRevolvingCreditFacilityMember"/>
    <link:definitionArc xlink:arcrole="http://xbrl.org/int/dim/arcrole/domain-member" xlink:from="loc_us-gaap_LongtermDebtTypeDomain_0a9305ad-5a90-4b4f-a44e-6f315c41308f" xlink:to="loc_r_GlobalRevolvingCreditFacilityMember_889ebf43-ba03-4497-80ab-c2f36539321a" xlink:type="arc" order="2"/>
    <link:loc xlink:type="locator" xlink:label="loc_r_TradeReceivablesProgramMember_4ca6439d-f903-44ab-a5cb-af6f8c4226b1" xlink:href="r-20221231.xsd#r_TradeReceivablesProgramMember"/>
    <link:definitionArc xlink:arcrole="http://xbrl.org/int/dim/arcrole/domain-member" xlink:from="loc_us-gaap_LongtermDebtTypeDomain_0a9305ad-5a90-4b4f-a44e-6f315c41308f" xlink:to="loc_r_TradeReceivablesProgramMember_4ca6439d-f903-44ab-a5cb-af6f8c4226b1" xlink:type="arc" order="3"/>
    <link:loc xlink:type="locator" xlink:label="loc_srt_RangeAxis_6d53e0ec-b264-4199-907b-bd0d0549b764" xlink:href="https://xbrl.fasb.org/srt/2022/elts/srt-2022.xsd#srt_RangeAxis"/>
    <link:definitionArc xlink:arcrole="http://xbrl.org/int/dim/arcrole/hypercube-dimension" xlink:from="loc_us-gaap_DebtInstrumentTable_a6a79044-33b4-4453-8c0a-393141135e44" xlink:to="loc_srt_RangeAxis_6d53e0ec-b264-4199-907b-bd0d0549b764" xlink:type="arc" order="2"/>
    <link:loc xlink:type="locator" xlink:label="loc_srt_RangeMember_6d53e0ec-b264-4199-907b-bd0d0549b764_default" xlink:href="https://xbrl.fasb.org/srt/2022/elts/srt-2022.xsd#srt_RangeMember"/>
    <link:definitionArc xlink:arcrole="http://xbrl.org/int/dim/arcrole/dimension-default" xlink:from="loc_srt_RangeAxis_6d53e0ec-b264-4199-907b-bd0d0549b764" xlink:to="loc_srt_RangeMember_6d53e0ec-b264-4199-907b-bd0d0549b764_default" xlink:type="arc" order="1"/>
    <link:loc xlink:type="locator" xlink:label="loc_srt_RangeMember_21627446-4f3e-4ae6-95de-60cec5e0b510" xlink:href="https://xbrl.fasb.org/srt/2022/elts/srt-2022.xsd#srt_RangeMember"/>
    <link:definitionArc xlink:arcrole="http://xbrl.org/int/dim/arcrole/dimension-domain" xlink:from="loc_srt_RangeAxis_6d53e0ec-b264-4199-907b-bd0d0549b764" xlink:to="loc_srt_RangeMember_21627446-4f3e-4ae6-95de-60cec5e0b510" xlink:type="arc" order="1"/>
    <link:loc xlink:type="locator" xlink:label="loc_srt_MinimumMember_8ac0b9fe-a68c-4bc5-92c8-92a73daab8ca" xlink:href="https://xbrl.fasb.org/srt/2022/elts/srt-2022.xsd#srt_MinimumMember"/>
    <link:definitionArc xlink:arcrole="http://xbrl.org/int/dim/arcrole/domain-member" xlink:from="loc_srt_RangeMember_21627446-4f3e-4ae6-95de-60cec5e0b510" xlink:to="loc_srt_MinimumMember_8ac0b9fe-a68c-4bc5-92c8-92a73daab8ca" xlink:type="arc" order="0"/>
    <link:loc xlink:type="locator" xlink:label="loc_srt_MaximumMember_c14a589a-7eee-46e7-95bb-b60cba354165" xlink:href="https://xbrl.fasb.org/srt/2022/elts/srt-2022.xsd#srt_MaximumMember"/>
    <link:definitionArc xlink:arcrole="http://xbrl.org/int/dim/arcrole/domain-member" xlink:from="loc_srt_RangeMember_21627446-4f3e-4ae6-95de-60cec5e0b510" xlink:to="loc_srt_MaximumMember_c14a589a-7eee-46e7-95bb-b60cba354165" xlink:type="arc" order="1"/>
    <link:loc xlink:type="locator" xlink:label="loc_us-gaap_LineOfCreditFacilityAxis_f26c8ce2-ec59-4b3c-a152-822c36763ef4" xlink:href="https://xbrl.fasb.org/us-gaap/2022/elts/us-gaap-2022.xsd#us-gaap_LineOfCreditFacilityAxis"/>
    <link:definitionArc xlink:arcrole="http://xbrl.org/int/dim/arcrole/hypercube-dimension" xlink:from="loc_us-gaap_DebtInstrumentTable_a6a79044-33b4-4453-8c0a-393141135e44" xlink:to="loc_us-gaap_LineOfCreditFacilityAxis_f26c8ce2-ec59-4b3c-a152-822c36763ef4" xlink:type="arc" order="3"/>
    <link:loc xlink:type="locator" xlink:label="loc_us-gaap_LineOfCreditFacilityLenderDomain_f26c8ce2-ec59-4b3c-a152-822c36763ef4_default" xlink:href="https://xbrl.fasb.org/us-gaap/2022/elts/us-gaap-2022.xsd#us-gaap_LineOfCreditFacilityLenderDomain"/>
    <link:definitionArc xlink:arcrole="http://xbrl.org/int/dim/arcrole/dimension-default" xlink:from="loc_us-gaap_LineOfCreditFacilityAxis_f26c8ce2-ec59-4b3c-a152-822c36763ef4" xlink:to="loc_us-gaap_LineOfCreditFacilityLenderDomain_f26c8ce2-ec59-4b3c-a152-822c36763ef4_default" xlink:type="arc" order="1"/>
    <link:loc xlink:type="locator" xlink:label="loc_us-gaap_LineOfCreditFacilityLenderDomain_ab5662e2-8595-4535-8e0d-012b85e5437c" xlink:href="https://xbrl.fasb.org/us-gaap/2022/elts/us-gaap-2022.xsd#us-gaap_LineOfCreditFacilityLenderDomain"/>
    <link:definitionArc xlink:arcrole="http://xbrl.org/int/dim/arcrole/dimension-domain" xlink:from="loc_us-gaap_LineOfCreditFacilityAxis_f26c8ce2-ec59-4b3c-a152-822c36763ef4" xlink:to="loc_us-gaap_LineOfCreditFacilityLenderDomain_ab5662e2-8595-4535-8e0d-012b85e5437c" xlink:type="arc" order="1"/>
    <link:loc xlink:type="locator" xlink:label="loc_us-gaap_LetterOfCreditMember_85665ed5-9ccf-44e8-9cff-cfd62ca25b3e" xlink:href="https://xbrl.fasb.org/us-gaap/2022/elts/us-gaap-2022.xsd#us-gaap_LetterOfCreditMember"/>
    <link:definitionArc xlink:arcrole="http://xbrl.org/int/dim/arcrole/domain-member" xlink:from="loc_us-gaap_LineOfCreditFacilityLenderDomain_ab5662e2-8595-4535-8e0d-012b85e5437c" xlink:to="loc_us-gaap_LetterOfCreditMember_85665ed5-9ccf-44e8-9cff-cfd62ca25b3e" xlink:type="arc" order="0"/>
    <link:loc xlink:type="locator" xlink:label="loc_us-gaap_DebtInstrumentAxis_119c0a39-ac13-4fd1-898a-f0c83ee2a40f" xlink:href="https://xbrl.fasb.org/us-gaap/2022/elts/us-gaap-2022.xsd#us-gaap_DebtInstrumentAxis"/>
    <link:definitionArc xlink:arcrole="http://xbrl.org/int/dim/arcrole/hypercube-dimension" xlink:from="loc_us-gaap_DebtInstrumentTable_a6a79044-33b4-4453-8c0a-393141135e44" xlink:to="loc_us-gaap_DebtInstrumentAxis_119c0a39-ac13-4fd1-898a-f0c83ee2a40f" xlink:type="arc" order="4"/>
    <link:loc xlink:type="locator" xlink:label="loc_us-gaap_DebtInstrumentNameDomain_119c0a39-ac13-4fd1-898a-f0c83ee2a40f_default" xlink:href="https://xbrl.fasb.org/us-gaap/2022/elts/us-gaap-2022.xsd#us-gaap_DebtInstrumentNameDomain"/>
    <link:definitionArc xlink:arcrole="http://xbrl.org/int/dim/arcrole/dimension-default" xlink:from="loc_us-gaap_DebtInstrumentAxis_119c0a39-ac13-4fd1-898a-f0c83ee2a40f" xlink:to="loc_us-gaap_DebtInstrumentNameDomain_119c0a39-ac13-4fd1-898a-f0c83ee2a40f_default" xlink:type="arc" order="1"/>
    <link:loc xlink:type="locator" xlink:label="loc_us-gaap_DebtInstrumentNameDomain_15ebea6b-a46e-4eaa-86ef-e53358358474" xlink:href="https://xbrl.fasb.org/us-gaap/2022/elts/us-gaap-2022.xsd#us-gaap_DebtInstrumentNameDomain"/>
    <link:definitionArc xlink:arcrole="http://xbrl.org/int/dim/arcrole/dimension-domain" xlink:from="loc_us-gaap_DebtInstrumentAxis_119c0a39-ac13-4fd1-898a-f0c83ee2a40f" xlink:to="loc_us-gaap_DebtInstrumentNameDomain_15ebea6b-a46e-4eaa-86ef-e53358358474" xlink:type="arc" order="1"/>
    <link:loc xlink:type="locator" xlink:label="loc_r_TermNoteMember_d317778a-256d-4a44-a00a-dac79697d7f9" xlink:href="r-20221231.xsd#r_TermNoteMember"/>
    <link:definitionArc xlink:arcrole="http://xbrl.org/int/dim/arcrole/domain-member" xlink:from="loc_us-gaap_DebtInstrumentNameDomain_15ebea6b-a46e-4eaa-86ef-e53358358474" xlink:to="loc_r_TermNoteMember_d317778a-256d-4a44-a00a-dac79697d7f9" xlink:type="arc" order="0"/>
  </link:definitionLink>
  <link:roleRef roleURI="http://www.ryder.com/role/DEBTDebtProceedsandRepaymentsDetails" xlink:type="simple" xlink:href="r-20221231.xsd#DEBTDebtProceedsandRepaymentsDetails"/>
  <link:definitionLink xlink:role="http://www.ryder.com/role/DEBTDebtProceedsandRepaymentsDetails" xlink:type="extended" id="i5b1bfe3d13b844a98e9c00015906b2cb_DEBTDebtProceedsandRepaymentsDetails">
    <link:loc xlink:type="locator" xlink:label="loc_us-gaap_DebtInstrumentLineItems_4eb39b06-6c75-47bb-93e9-b98da73bb933" xlink:href="https://xbrl.fasb.org/us-gaap/2022/elts/us-gaap-2022.xsd#us-gaap_DebtInstrumentLineItems"/>
    <link:loc xlink:type="locator" xlink:label="loc_us-gaap_ProceedsFromIssuanceOfDebt_d12a9bd9-ca50-4f41-ad8f-4cbfca936184" xlink:href="https://xbrl.fasb.org/us-gaap/2022/elts/us-gaap-2022.xsd#us-gaap_ProceedsFromIssuanceOfDebt"/>
    <link:definitionArc xlink:arcrole="http://xbrl.org/int/dim/arcrole/domain-member" xlink:from="loc_us-gaap_DebtInstrumentLineItems_4eb39b06-6c75-47bb-93e9-b98da73bb933" xlink:to="loc_us-gaap_ProceedsFromIssuanceOfDebt_d12a9bd9-ca50-4f41-ad8f-4cbfca936184" xlink:type="arc" order="0"/>
    <link:loc xlink:type="locator" xlink:label="loc_us-gaap_RepaymentsOfDebt_05bdf946-53aa-4136-83e6-a1101423b25c" xlink:href="https://xbrl.fasb.org/us-gaap/2022/elts/us-gaap-2022.xsd#us-gaap_RepaymentsOfDebt"/>
    <link:definitionArc xlink:arcrole="http://xbrl.org/int/dim/arcrole/domain-member" xlink:from="loc_us-gaap_DebtInstrumentLineItems_4eb39b06-6c75-47bb-93e9-b98da73bb933" xlink:to="loc_us-gaap_RepaymentsOfDebt_05bdf946-53aa-4136-83e6-a1101423b25c" xlink:type="arc" order="1"/>
    <link:loc xlink:type="locator" xlink:label="loc_us-gaap_DebtInstrumentTable_bc19d52f-ad3d-4edd-894b-f0e3d75a437f" xlink:href="https://xbrl.fasb.org/us-gaap/2022/elts/us-gaap-2022.xsd#us-gaap_DebtInstrumentTable"/>
    <link:definitionArc xlink:arcrole="http://xbrl.org/int/dim/arcrole/all" xlink:from="loc_us-gaap_DebtInstrumentLineItems_4eb39b06-6c75-47bb-93e9-b98da73bb933" xlink:to="loc_us-gaap_DebtInstrumentTable_bc19d52f-ad3d-4edd-894b-f0e3d75a437f" xlink:type="arc" order="1" xbrldt:closed="true" xbrldt:contextElement="segment"/>
    <link:loc xlink:type="locator" xlink:label="loc_us-gaap_LongtermDebtTypeAxis_b2ba6235-3b26-4ea7-96b2-8137f31f6a1b" xlink:href="https://xbrl.fasb.org/us-gaap/2022/elts/us-gaap-2022.xsd#us-gaap_LongtermDebtTypeAxis"/>
    <link:definitionArc xlink:arcrole="http://xbrl.org/int/dim/arcrole/hypercube-dimension" xlink:from="loc_us-gaap_DebtInstrumentTable_bc19d52f-ad3d-4edd-894b-f0e3d75a437f" xlink:to="loc_us-gaap_LongtermDebtTypeAxis_b2ba6235-3b26-4ea7-96b2-8137f31f6a1b" xlink:type="arc" order="1"/>
    <link:loc xlink:type="locator" xlink:label="loc_us-gaap_LongtermDebtTypeDomain_b2ba6235-3b26-4ea7-96b2-8137f31f6a1b_default" xlink:href="https://xbrl.fasb.org/us-gaap/2022/elts/us-gaap-2022.xsd#us-gaap_LongtermDebtTypeDomain"/>
    <link:definitionArc xlink:arcrole="http://xbrl.org/int/dim/arcrole/dimension-default" xlink:from="loc_us-gaap_LongtermDebtTypeAxis_b2ba6235-3b26-4ea7-96b2-8137f31f6a1b" xlink:to="loc_us-gaap_LongtermDebtTypeDomain_b2ba6235-3b26-4ea7-96b2-8137f31f6a1b_default" xlink:type="arc" order="1"/>
    <link:loc xlink:type="locator" xlink:label="loc_us-gaap_LongtermDebtTypeDomain_3732d531-121a-4d41-a90d-82ec15eced13" xlink:href="https://xbrl.fasb.org/us-gaap/2022/elts/us-gaap-2022.xsd#us-gaap_LongtermDebtTypeDomain"/>
    <link:definitionArc xlink:arcrole="http://xbrl.org/int/dim/arcrole/dimension-domain" xlink:from="loc_us-gaap_LongtermDebtTypeAxis_b2ba6235-3b26-4ea7-96b2-8137f31f6a1b" xlink:to="loc_us-gaap_LongtermDebtTypeDomain_3732d531-121a-4d41-a90d-82ec15eced13" xlink:type="arc" order="1"/>
    <link:loc xlink:type="locator" xlink:label="loc_us-gaap_MediumTermNotesMember_0a5cc339-5d94-436a-9a7c-f9ed06ce7385" xlink:href="https://xbrl.fasb.org/us-gaap/2022/elts/us-gaap-2022.xsd#us-gaap_MediumTermNotesMember"/>
    <link:definitionArc xlink:arcrole="http://xbrl.org/int/dim/arcrole/domain-member" xlink:from="loc_us-gaap_LongtermDebtTypeDomain_3732d531-121a-4d41-a90d-82ec15eced13" xlink:to="loc_us-gaap_MediumTermNotesMember_0a5cc339-5d94-436a-9a7c-f9ed06ce7385" xlink:type="arc" order="0"/>
    <link:loc xlink:type="locator" xlink:label="loc_r_USAndForeignTermLoansFinanceLeaseObligationsAndOtherMember_bf506d35-3189-45ca-9eec-16e73556f65e" xlink:href="r-20221231.xsd#r_USAndForeignTermLoansFinanceLeaseObligationsAndOtherMember"/>
    <link:definitionArc xlink:arcrole="http://xbrl.org/int/dim/arcrole/domain-member" xlink:from="loc_us-gaap_LongtermDebtTypeDomain_3732d531-121a-4d41-a90d-82ec15eced13" xlink:to="loc_r_USAndForeignTermLoansFinanceLeaseObligationsAndOtherMember_bf506d35-3189-45ca-9eec-16e73556f65e" xlink:type="arc" order="1"/>
  </link:definitionLink>
  <link:roleRef roleURI="http://www.ryder.com/role/SHAREREPURCHASEPROGRAMSDetails" xlink:type="simple" xlink:href="r-20221231.xsd#SHAREREPURCHASEPROGRAMSDetails"/>
  <link:definitionLink xlink:role="http://www.ryder.com/role/SHAREREPURCHASEPROGRAMSDetails" xlink:type="extended" id="ic7754818bc484af396380bdd45fb6507_SHAREREPURCHASEPROGRAMSDetails">
    <link:loc xlink:type="locator" xlink:label="loc_us-gaap_AcceleratedShareRepurchasesLineItems_491062ba-3e94-4b33-b882-18934d13f14f" xlink:href="https://xbrl.fasb.org/us-gaap/2022/elts/us-gaap-2022.xsd#us-gaap_AcceleratedShareRepurchasesLineItems"/>
    <link:loc xlink:type="locator" xlink:label="loc_r_NumberOfRepurchasePrograms_2026d218-103d-4269-84a1-4f657ff1dd0a" xlink:href="r-20221231.xsd#r_NumberOfRepurchasePrograms"/>
    <link:definitionArc xlink:arcrole="http://xbrl.org/int/dim/arcrole/domain-member" xlink:from="loc_us-gaap_AcceleratedShareRepurchasesLineItems_491062ba-3e94-4b33-b882-18934d13f14f" xlink:to="loc_r_NumberOfRepurchasePrograms_2026d218-103d-4269-84a1-4f657ff1dd0a" xlink:type="arc" order="0"/>
    <link:loc xlink:type="locator" xlink:label="loc_us-gaap_StockRepurchaseProgramNumberOfSharesAuthorizedToBeRepurchased_d32fcf51-f3b9-4272-97d4-fb655334afe2" xlink:href="https://xbrl.fasb.org/us-gaap/2022/elts/us-gaap-2022.xsd#us-gaap_StockRepurchaseProgramNumberOfSharesAuthorizedToBeRepurchased"/>
    <link:definitionArc xlink:arcrole="http://xbrl.org/int/dim/arcrole/domain-member" xlink:from="loc_us-gaap_AcceleratedShareRepurchasesLineItems_491062ba-3e94-4b33-b882-18934d13f14f" xlink:to="loc_us-gaap_StockRepurchaseProgramNumberOfSharesAuthorizedToBeRepurchased_d32fcf51-f3b9-4272-97d4-fb655334afe2" xlink:type="arc" order="1"/>
    <link:loc xlink:type="locator" xlink:label="loc_us-gaap_StockRepurchaseProgramPeriodInForce1_485a3bea-dbb5-4361-9bf8-a796bdfcec5c" xlink:href="https://xbrl.fasb.org/us-gaap/2022/elts/us-gaap-2022.xsd#us-gaap_StockRepurchaseProgramPeriodInForce1"/>
    <link:definitionArc xlink:arcrole="http://xbrl.org/int/dim/arcrole/domain-member" xlink:from="loc_us-gaap_AcceleratedShareRepurchasesLineItems_491062ba-3e94-4b33-b882-18934d13f14f" xlink:to="loc_us-gaap_StockRepurchaseProgramPeriodInForce1_485a3bea-dbb5-4361-9bf8-a796bdfcec5c" xlink:type="arc" order="2"/>
    <link:loc xlink:type="locator" xlink:label="loc_us-gaap_StockRepurchasedAndRetiredDuringPeriodShares_73069cdf-2e5f-4771-846b-1bbd496ab4b0" xlink:href="https://xbrl.fasb.org/us-gaap/2022/elts/us-gaap-2022.xsd#us-gaap_StockRepurchasedAndRetiredDuringPeriodShares"/>
    <link:definitionArc xlink:arcrole="http://xbrl.org/int/dim/arcrole/domain-member" xlink:from="loc_us-gaap_AcceleratedShareRepurchasesLineItems_491062ba-3e94-4b33-b882-18934d13f14f" xlink:to="loc_us-gaap_StockRepurchasedAndRetiredDuringPeriodShares_73069cdf-2e5f-4771-846b-1bbd496ab4b0" xlink:type="arc" order="3"/>
    <link:loc xlink:type="locator" xlink:label="loc_us-gaap_StockRepurchasedAndRetiredDuringPeriodValue_5632128c-38da-4c7b-b619-0336f4d73f81" xlink:href="https://xbrl.fasb.org/us-gaap/2022/elts/us-gaap-2022.xsd#us-gaap_StockRepurchasedAndRetiredDuringPeriodValue"/>
    <link:definitionArc xlink:arcrole="http://xbrl.org/int/dim/arcrole/domain-member" xlink:from="loc_us-gaap_AcceleratedShareRepurchasesLineItems_491062ba-3e94-4b33-b882-18934d13f14f" xlink:to="loc_us-gaap_StockRepurchasedAndRetiredDuringPeriodValue_5632128c-38da-4c7b-b619-0336f4d73f81" xlink:type="arc" order="4"/>
    <link:loc xlink:type="locator" xlink:label="loc_us-gaap_StockRepurchaseProgramAuthorizedAmount1_a638c51f-abe1-452b-8a82-d97fc3566dfd" xlink:href="https://xbrl.fasb.org/us-gaap/2022/elts/us-gaap-2022.xsd#us-gaap_StockRepurchaseProgramAuthorizedAmount1"/>
    <link:definitionArc xlink:arcrole="http://xbrl.org/int/dim/arcrole/domain-member" xlink:from="loc_us-gaap_AcceleratedShareRepurchasesLineItems_491062ba-3e94-4b33-b882-18934d13f14f" xlink:to="loc_us-gaap_StockRepurchaseProgramAuthorizedAmount1_a638c51f-abe1-452b-8a82-d97fc3566dfd" xlink:type="arc" order="5"/>
    <link:loc xlink:type="locator" xlink:label="loc_us-gaap_AcceleratedShareRepurchasesFinalPricePaidPerShare_49b723a4-bdb7-4be3-99c0-1cd2b3419f34" xlink:href="https://xbrl.fasb.org/us-gaap/2022/elts/us-gaap-2022.xsd#us-gaap_AcceleratedShareRepurchasesFinalPricePaidPerShare"/>
    <link:definitionArc xlink:arcrole="http://xbrl.org/int/dim/arcrole/domain-member" xlink:from="loc_us-gaap_AcceleratedShareRepurchasesLineItems_491062ba-3e94-4b33-b882-18934d13f14f" xlink:to="loc_us-gaap_AcceleratedShareRepurchasesFinalPricePaidPerShare_49b723a4-bdb7-4be3-99c0-1cd2b3419f34" xlink:type="arc" order="6"/>
    <link:loc xlink:type="locator" xlink:label="loc_us-gaap_AcceleratedShareRepurchasesTable_7ccdc006-3b71-43d9-9423-68e100ed5d25" xlink:href="https://xbrl.fasb.org/us-gaap/2022/elts/us-gaap-2022.xsd#us-gaap_AcceleratedShareRepurchasesTable"/>
    <link:definitionArc xlink:arcrole="http://xbrl.org/int/dim/arcrole/all" xlink:from="loc_us-gaap_AcceleratedShareRepurchasesLineItems_491062ba-3e94-4b33-b882-18934d13f14f" xlink:to="loc_us-gaap_AcceleratedShareRepurchasesTable_7ccdc006-3b71-43d9-9423-68e100ed5d25" xlink:type="arc" order="1" xbrldt:closed="true" xbrldt:contextElement="segment"/>
    <link:loc xlink:type="locator" xlink:label="loc_us-gaap_StatementEquityComponentsAxis_b4e92bc8-6752-48cf-b1ac-e4ca6513046b" xlink:href="https://xbrl.fasb.org/us-gaap/2022/elts/us-gaap-2022.xsd#us-gaap_StatementEquityComponentsAxis"/>
    <link:definitionArc xlink:arcrole="http://xbrl.org/int/dim/arcrole/hypercube-dimension" xlink:from="loc_us-gaap_AcceleratedShareRepurchasesTable_7ccdc006-3b71-43d9-9423-68e100ed5d25" xlink:to="loc_us-gaap_StatementEquityComponentsAxis_b4e92bc8-6752-48cf-b1ac-e4ca6513046b" xlink:type="arc" order="1"/>
    <link:loc xlink:type="locator" xlink:label="loc_us-gaap_EquityComponentDomain_b4e92bc8-6752-48cf-b1ac-e4ca6513046b_default" xlink:href="https://xbrl.fasb.org/us-gaap/2022/elts/us-gaap-2022.xsd#us-gaap_EquityComponentDomain"/>
    <link:definitionArc xlink:arcrole="http://xbrl.org/int/dim/arcrole/dimension-default" xlink:from="loc_us-gaap_StatementEquityComponentsAxis_b4e92bc8-6752-48cf-b1ac-e4ca6513046b" xlink:to="loc_us-gaap_EquityComponentDomain_b4e92bc8-6752-48cf-b1ac-e4ca6513046b_default" xlink:type="arc" order="1"/>
    <link:loc xlink:type="locator" xlink:label="loc_us-gaap_EquityComponentDomain_53ae7eb9-52e6-4010-b03f-3190ae309d1c" xlink:href="https://xbrl.fasb.org/us-gaap/2022/elts/us-gaap-2022.xsd#us-gaap_EquityComponentDomain"/>
    <link:definitionArc xlink:arcrole="http://xbrl.org/int/dim/arcrole/dimension-domain" xlink:from="loc_us-gaap_StatementEquityComponentsAxis_b4e92bc8-6752-48cf-b1ac-e4ca6513046b" xlink:to="loc_us-gaap_EquityComponentDomain_53ae7eb9-52e6-4010-b03f-3190ae309d1c" xlink:type="arc" order="1"/>
    <link:loc xlink:type="locator" xlink:label="loc_us-gaap_CommonStockMember_8c0f4139-5275-4045-9206-4fa095d2f771" xlink:href="https://xbrl.fasb.org/us-gaap/2022/elts/us-gaap-2022.xsd#us-gaap_CommonStockMember"/>
    <link:definitionArc xlink:arcrole="http://xbrl.org/int/dim/arcrole/domain-member" xlink:from="loc_us-gaap_EquityComponentDomain_53ae7eb9-52e6-4010-b03f-3190ae309d1c" xlink:to="loc_us-gaap_CommonStockMember_8c0f4139-5275-4045-9206-4fa095d2f771" xlink:type="arc" order="0"/>
    <link:loc xlink:type="locator" xlink:label="loc_us-gaap_ShareRepurchaseProgramAxis_6512f95e-3aff-4814-9731-fe039d8db4ab" xlink:href="https://xbrl.fasb.org/us-gaap/2022/elts/us-gaap-2022.xsd#us-gaap_ShareRepurchaseProgramAxis"/>
    <link:definitionArc xlink:arcrole="http://xbrl.org/int/dim/arcrole/hypercube-dimension" xlink:from="loc_us-gaap_AcceleratedShareRepurchasesTable_7ccdc006-3b71-43d9-9423-68e100ed5d25" xlink:to="loc_us-gaap_ShareRepurchaseProgramAxis_6512f95e-3aff-4814-9731-fe039d8db4ab" xlink:type="arc" order="2"/>
    <link:loc xlink:type="locator" xlink:label="loc_us-gaap_ShareRepurchaseProgramDomain_6512f95e-3aff-4814-9731-fe039d8db4ab_default" xlink:href="https://xbrl.fasb.org/us-gaap/2022/elts/us-gaap-2022.xsd#us-gaap_ShareRepurchaseProgramDomain"/>
    <link:definitionArc xlink:arcrole="http://xbrl.org/int/dim/arcrole/dimension-default" xlink:from="loc_us-gaap_ShareRepurchaseProgramAxis_6512f95e-3aff-4814-9731-fe039d8db4ab" xlink:to="loc_us-gaap_ShareRepurchaseProgramDomain_6512f95e-3aff-4814-9731-fe039d8db4ab_default" xlink:type="arc" order="1"/>
    <link:loc xlink:type="locator" xlink:label="loc_us-gaap_ShareRepurchaseProgramDomain_3e256770-f65b-4a47-8db2-98fb87a911c7" xlink:href="https://xbrl.fasb.org/us-gaap/2022/elts/us-gaap-2022.xsd#us-gaap_ShareRepurchaseProgramDomain"/>
    <link:definitionArc xlink:arcrole="http://xbrl.org/int/dim/arcrole/dimension-domain" xlink:from="loc_us-gaap_ShareRepurchaseProgramAxis_6512f95e-3aff-4814-9731-fe039d8db4ab" xlink:to="loc_us-gaap_ShareRepurchaseProgramDomain_3e256770-f65b-4a47-8db2-98fb87a911c7" xlink:type="arc" order="1"/>
    <link:loc xlink:type="locator" xlink:label="loc_r_A2021DiscretionaryProgramMember_5256945a-2086-4093-95b0-bde92063f91c" xlink:href="r-20221231.xsd#r_A2021DiscretionaryProgramMember"/>
    <link:definitionArc xlink:arcrole="http://xbrl.org/int/dim/arcrole/domain-member" xlink:from="loc_us-gaap_ShareRepurchaseProgramDomain_3e256770-f65b-4a47-8db2-98fb87a911c7" xlink:to="loc_r_A2021DiscretionaryProgramMember_5256945a-2086-4093-95b0-bde92063f91c" xlink:type="arc" order="0"/>
    <link:loc xlink:type="locator" xlink:label="loc_r_A2021AntiDilutiveProgramMember_9e22ebd4-83a7-443c-b1f3-63ac49dfe2a2" xlink:href="r-20221231.xsd#r_A2021AntiDilutiveProgramMember"/>
    <link:definitionArc xlink:arcrole="http://xbrl.org/int/dim/arcrole/domain-member" xlink:from="loc_us-gaap_ShareRepurchaseProgramDomain_3e256770-f65b-4a47-8db2-98fb87a911c7" xlink:to="loc_r_A2021AntiDilutiveProgramMember_9e22ebd4-83a7-443c-b1f3-63ac49dfe2a2" xlink:type="arc" order="1"/>
    <link:loc xlink:type="locator" xlink:label="loc_r_A2019AntiDilutiveProgramMember_ce3ee078-3e29-41f3-bb35-aacf1e2072aa" xlink:href="r-20221231.xsd#r_A2019AntiDilutiveProgramMember"/>
    <link:definitionArc xlink:arcrole="http://xbrl.org/int/dim/arcrole/domain-member" xlink:from="loc_us-gaap_ShareRepurchaseProgramDomain_3e256770-f65b-4a47-8db2-98fb87a911c7" xlink:to="loc_r_A2019AntiDilutiveProgramMember_ce3ee078-3e29-41f3-bb35-aacf1e2072aa" xlink:type="arc" order="2"/>
    <link:loc xlink:type="locator" xlink:label="loc_r_A2023DiscretionaryProgramMember_6287c7a6-0bfc-4b04-b30b-52624ff34f8c" xlink:href="r-20221231.xsd#r_A2023DiscretionaryProgramMember"/>
    <link:definitionArc xlink:arcrole="http://xbrl.org/int/dim/arcrole/domain-member" xlink:from="loc_us-gaap_ShareRepurchaseProgramDomain_3e256770-f65b-4a47-8db2-98fb87a911c7" xlink:to="loc_r_A2023DiscretionaryProgramMember_6287c7a6-0bfc-4b04-b30b-52624ff34f8c" xlink:type="arc" order="3"/>
    <link:loc xlink:type="locator" xlink:label="loc_us-gaap_SubsequentEventTypeAxis_257f4de8-196f-407b-b61e-296f760d6297" xlink:href="https://xbrl.fasb.org/us-gaap/2022/elts/us-gaap-2022.xsd#us-gaap_SubsequentEventTypeAxis"/>
    <link:definitionArc xlink:arcrole="http://xbrl.org/int/dim/arcrole/hypercube-dimension" xlink:from="loc_us-gaap_AcceleratedShareRepurchasesTable_7ccdc006-3b71-43d9-9423-68e100ed5d25" xlink:to="loc_us-gaap_SubsequentEventTypeAxis_257f4de8-196f-407b-b61e-296f760d6297" xlink:type="arc" order="3"/>
    <link:loc xlink:type="locator" xlink:label="loc_us-gaap_SubsequentEventTypeDomain_257f4de8-196f-407b-b61e-296f760d6297_default" xlink:href="https://xbrl.fasb.org/us-gaap/2022/elts/us-gaap-2022.xsd#us-gaap_SubsequentEventTypeDomain"/>
    <link:definitionArc xlink:arcrole="http://xbrl.org/int/dim/arcrole/dimension-default" xlink:from="loc_us-gaap_SubsequentEventTypeAxis_257f4de8-196f-407b-b61e-296f760d6297" xlink:to="loc_us-gaap_SubsequentEventTypeDomain_257f4de8-196f-407b-b61e-296f760d6297_default" xlink:type="arc" order="1"/>
    <link:loc xlink:type="locator" xlink:label="loc_us-gaap_SubsequentEventTypeDomain_f5614ba3-f77d-4b7a-98e8-0382a1cbb23c" xlink:href="https://xbrl.fasb.org/us-gaap/2022/elts/us-gaap-2022.xsd#us-gaap_SubsequentEventTypeDomain"/>
    <link:definitionArc xlink:arcrole="http://xbrl.org/int/dim/arcrole/dimension-domain" xlink:from="loc_us-gaap_SubsequentEventTypeAxis_257f4de8-196f-407b-b61e-296f760d6297" xlink:to="loc_us-gaap_SubsequentEventTypeDomain_f5614ba3-f77d-4b7a-98e8-0382a1cbb23c" xlink:type="arc" order="1"/>
    <link:loc xlink:type="locator" xlink:label="loc_us-gaap_SubsequentEventMember_eaafdd23-b8e6-49f8-b0c6-9096ff8ce669" xlink:href="https://xbrl.fasb.org/us-gaap/2022/elts/us-gaap-2022.xsd#us-gaap_SubsequentEventMember"/>
    <link:definitionArc xlink:arcrole="http://xbrl.org/int/dim/arcrole/domain-member" xlink:from="loc_us-gaap_SubsequentEventTypeDomain_f5614ba3-f77d-4b7a-98e8-0382a1cbb23c" xlink:to="loc_us-gaap_SubsequentEventMember_eaafdd23-b8e6-49f8-b0c6-9096ff8ce669" xlink:type="arc" order="0"/>
  </link:definitionLink>
  <link:roleRef roleURI="http://www.ryder.com/role/ACCUMULATEDOTHERCOMPREHENSIVELOSSDetails" xlink:type="simple" xlink:href="r-20221231.xsd#ACCUMULATEDOTHERCOMPREHENSIVELOSSDetails"/>
  <link:definitionLink xlink:role="http://www.ryder.com/role/ACCUMULATEDOTHERCOMPREHENSIVELOSSDetails" xlink:type="extended" id="i1514045ac306472981c10c5474fdb596_ACCUMULATEDOTHERCOMPREHENSIVELOSSDetails">
    <link:loc xlink:type="locator" xlink:label="loc_us-gaap_AccumulatedOtherComprehensiveIncomeLossLineItems_33c21b3d-b491-4920-840e-c349dc62c4e3" xlink:href="https://xbrl.fasb.org/us-gaap/2022/elts/us-gaap-2022.xsd#us-gaap_AccumulatedOtherComprehensiveIncomeLossLineItems"/>
    <link:loc xlink:type="locator" xlink:label="loc_us-gaap_AOCIAttributableToParentNetOfTaxRollForward_3f2dd60d-ef8a-4e5a-ab18-12b49d52acf9" xlink:href="https://xbrl.fasb.org/us-gaap/2022/elts/us-gaap-2022.xsd#us-gaap_AOCIAttributableToParentNetOfTaxRollForward"/>
    <link:definitionArc xlink:arcrole="http://xbrl.org/int/dim/arcrole/domain-member" xlink:from="loc_us-gaap_AccumulatedOtherComprehensiveIncomeLossLineItems_33c21b3d-b491-4920-840e-c349dc62c4e3" xlink:to="loc_us-gaap_AOCIAttributableToParentNetOfTaxRollForward_3f2dd60d-ef8a-4e5a-ab18-12b49d52acf9" xlink:type="arc" order="0"/>
    <link:loc xlink:type="locator" xlink:label="loc_us-gaap_StockholdersEquity_d9e7ef06-4c95-45be-9a1d-c30d861a6e9e" xlink:href="https://xbrl.fasb.org/us-gaap/2022/elts/us-gaap-2022.xsd#us-gaap_StockholdersEquity"/>
    <link:definitionArc xlink:arcrole="http://xbrl.org/int/dim/arcrole/domain-member" xlink:from="loc_us-gaap_AOCIAttributableToParentNetOfTaxRollForward_3f2dd60d-ef8a-4e5a-ab18-12b49d52acf9" xlink:to="loc_us-gaap_StockholdersEquity_d9e7ef06-4c95-45be-9a1d-c30d861a6e9e" xlink:type="arc" order="1"/>
    <link:loc xlink:type="locator" xlink:label="loc_us-gaap_AccumulatedOtherComprehensiveIncomeLossTable_9afb8485-1386-4299-8f75-7c9fe91fae54" xlink:href="https://xbrl.fasb.org/us-gaap/2022/elts/us-gaap-2022.xsd#us-gaap_AccumulatedOtherComprehensiveIncomeLossTable"/>
    <link:definitionArc xlink:arcrole="http://xbrl.org/int/dim/arcrole/all" xlink:from="loc_us-gaap_AccumulatedOtherComprehensiveIncomeLossLineItems_33c21b3d-b491-4920-840e-c349dc62c4e3" xlink:to="loc_us-gaap_AccumulatedOtherComprehensiveIncomeLossTable_9afb8485-1386-4299-8f75-7c9fe91fae54" xlink:type="arc" order="1" xbrldt:closed="true" xbrldt:contextElement="segment"/>
    <link:loc xlink:type="locator" xlink:label="loc_us-gaap_StatementEquityComponentsAxis_cc7fe6dd-0664-41ea-b2e6-a3eff8cb560a" xlink:href="https://xbrl.fasb.org/us-gaap/2022/elts/us-gaap-2022.xsd#us-gaap_StatementEquityComponentsAxis"/>
    <link:definitionArc xlink:arcrole="http://xbrl.org/int/dim/arcrole/hypercube-dimension" xlink:from="loc_us-gaap_AccumulatedOtherComprehensiveIncomeLossTable_9afb8485-1386-4299-8f75-7c9fe91fae54" xlink:to="loc_us-gaap_StatementEquityComponentsAxis_cc7fe6dd-0664-41ea-b2e6-a3eff8cb560a" xlink:type="arc" order="1"/>
    <link:loc xlink:type="locator" xlink:label="loc_us-gaap_EquityComponentDomain_cc7fe6dd-0664-41ea-b2e6-a3eff8cb560a_default" xlink:href="https://xbrl.fasb.org/us-gaap/2022/elts/us-gaap-2022.xsd#us-gaap_EquityComponentDomain"/>
    <link:definitionArc xlink:arcrole="http://xbrl.org/int/dim/arcrole/dimension-default" xlink:from="loc_us-gaap_StatementEquityComponentsAxis_cc7fe6dd-0664-41ea-b2e6-a3eff8cb560a" xlink:to="loc_us-gaap_EquityComponentDomain_cc7fe6dd-0664-41ea-b2e6-a3eff8cb560a_default" xlink:type="arc" order="1"/>
    <link:loc xlink:type="locator" xlink:label="loc_us-gaap_EquityComponentDomain_d84ce007-d7be-415f-86a1-287af027022a" xlink:href="https://xbrl.fasb.org/us-gaap/2022/elts/us-gaap-2022.xsd#us-gaap_EquityComponentDomain"/>
    <link:definitionArc xlink:arcrole="http://xbrl.org/int/dim/arcrole/dimension-domain" xlink:from="loc_us-gaap_StatementEquityComponentsAxis_cc7fe6dd-0664-41ea-b2e6-a3eff8cb560a" xlink:to="loc_us-gaap_EquityComponentDomain_d84ce007-d7be-415f-86a1-287af027022a" xlink:type="arc" order="1"/>
    <link:loc xlink:type="locator" xlink:label="loc_us-gaap_AccumulatedTranslationAdjustmentMember_cb896cbc-f24d-44e6-8f92-39c183cb014d" xlink:href="https://xbrl.fasb.org/us-gaap/2022/elts/us-gaap-2022.xsd#us-gaap_AccumulatedTranslationAdjustmentMember"/>
    <link:definitionArc xlink:arcrole="http://xbrl.org/int/dim/arcrole/domain-member" xlink:from="loc_us-gaap_EquityComponentDomain_d84ce007-d7be-415f-86a1-287af027022a" xlink:to="loc_us-gaap_AccumulatedTranslationAdjustmentMember_cb896cbc-f24d-44e6-8f92-39c183cb014d" xlink:type="arc" order="0"/>
    <link:loc xlink:type="locator" xlink:label="loc_us-gaap_AccumulatedDefinedBenefitPlansAdjustmentMember_5aed2b5e-1e1c-4a4e-a7d9-55c3d4b644b0" xlink:href="https://xbrl.fasb.org/us-gaap/2022/elts/us-gaap-2022.xsd#us-gaap_AccumulatedDefinedBenefitPlansAdjustmentMember"/>
    <link:definitionArc xlink:arcrole="http://xbrl.org/int/dim/arcrole/domain-member" xlink:from="loc_us-gaap_EquityComponentDomain_d84ce007-d7be-415f-86a1-287af027022a" xlink:to="loc_us-gaap_AccumulatedDefinedBenefitPlansAdjustmentMember_5aed2b5e-1e1c-4a4e-a7d9-55c3d4b644b0" xlink:type="arc" order="1"/>
    <link:loc xlink:type="locator" xlink:label="loc_us-gaap_AccumulatedGainLossNetCashFlowHedgeParentMember_87b65182-19d1-4bf2-857d-86cadc6648f8" xlink:href="https://xbrl.fasb.org/us-gaap/2022/elts/us-gaap-2022.xsd#us-gaap_AccumulatedGainLossNetCashFlowHedgeParentMember"/>
    <link:definitionArc xlink:arcrole="http://xbrl.org/int/dim/arcrole/domain-member" xlink:from="loc_us-gaap_EquityComponentDomain_d84ce007-d7be-415f-86a1-287af027022a" xlink:to="loc_us-gaap_AccumulatedGainLossNetCashFlowHedgeParentMember_87b65182-19d1-4bf2-857d-86cadc6648f8" xlink:type="arc" order="2"/>
    <link:loc xlink:type="locator" xlink:label="loc_us-gaap_AccumulatedOtherComprehensiveIncomeMember_404d5adf-af2a-4370-b4fc-e0abc522f70a" xlink:href="https://xbrl.fasb.org/us-gaap/2022/elts/us-gaap-2022.xsd#us-gaap_AccumulatedOtherComprehensiveIncomeMember"/>
    <link:definitionArc xlink:arcrole="http://xbrl.org/int/dim/arcrole/domain-member" xlink:from="loc_us-gaap_EquityComponentDomain_d84ce007-d7be-415f-86a1-287af027022a" xlink:to="loc_us-gaap_AccumulatedOtherComprehensiveIncomeMember_404d5adf-af2a-4370-b4fc-e0abc522f70a" xlink:type="arc" order="3"/>
  </link:definitionLink>
  <link:roleRef roleURI="http://www.ryder.com/role/SHAREBASEDCOMPENSATIONPLANSSummaryDetails" xlink:type="simple" xlink:href="r-20221231.xsd#SHAREBASEDCOMPENSATIONPLANSSummaryDetails"/>
  <link:definitionLink xlink:role="http://www.ryder.com/role/SHAREBASEDCOMPENSATIONPLANSSummaryDetails" xlink:type="extended" id="ie4e664cc55054355b4ec09d956a2f2fd_SHAREBASEDCOMPENSATIONPLANSSummaryDetails">
    <link:loc xlink:type="locator" xlink:label="loc_us-gaap_ShareBasedCompensationArrangementByShareBasedPaymentAwardLineItems_d055b117-630d-4356-a6ce-ea05dc62a61e" xlink:href="https://xbrl.fasb.org/us-gaap/2022/elts/us-gaap-2022.xsd#us-gaap_ShareBasedCompensationArrangementByShareBasedPaymentAwardLineItems"/>
    <link:loc xlink:type="locator" xlink:label="loc_us-gaap_EmployeeServiceShareBasedCompensationAggregateDisclosuresAbstract_8b08b934-8c73-47b4-b7e4-04188d27e026" xlink:href="https://xbrl.fasb.org/us-gaap/2022/elts/us-gaap-2022.xsd#us-gaap_EmployeeServiceShareBasedCompensationAggregateDisclosuresAbstract"/>
    <link:definitionArc xlink:arcrole="http://xbrl.org/int/dim/arcrole/domain-member" xlink:from="loc_us-gaap_ShareBasedCompensationArrangementByShareBasedPaymentAwardLineItems_d055b117-630d-4356-a6ce-ea05dc62a61e" xlink:to="loc_us-gaap_EmployeeServiceShareBasedCompensationAggregateDisclosuresAbstract_8b08b934-8c73-47b4-b7e4-04188d27e026" xlink:type="arc" order="0"/>
    <link:loc xlink:type="locator" xlink:label="loc_us-gaap_AllocatedShareBasedCompensationExpense_745908e8-019a-463f-a0ff-0ac1e1e0e97b" xlink:href="https://xbrl.fasb.org/us-gaap/2022/elts/us-gaap-2022.xsd#us-gaap_AllocatedShareBasedCompensationExpense"/>
    <link:definitionArc xlink:arcrole="http://xbrl.org/int/dim/arcrole/domain-member" xlink:from="loc_us-gaap_EmployeeServiceShareBasedCompensationAggregateDisclosuresAbstract_8b08b934-8c73-47b4-b7e4-04188d27e026" xlink:to="loc_us-gaap_AllocatedShareBasedCompensationExpense_745908e8-019a-463f-a0ff-0ac1e1e0e97b" xlink:type="arc" order="1"/>
    <link:loc xlink:type="locator" xlink:label="loc_us-gaap_EmployeeServiceShareBasedCompensationTaxBenefitFromCompensationExpense_cec3ae76-d4fe-4519-9c25-318c8aa24a71" xlink:href="https://xbrl.fasb.org/us-gaap/2022/elts/us-gaap-2022.xsd#us-gaap_EmployeeServiceShareBasedCompensationTaxBenefitFromCompensationExpense"/>
    <link:definitionArc xlink:arcrole="http://xbrl.org/int/dim/arcrole/domain-member" xlink:from="loc_us-gaap_EmployeeServiceShareBasedCompensationAggregateDisclosuresAbstract_8b08b934-8c73-47b4-b7e4-04188d27e026" xlink:to="loc_us-gaap_EmployeeServiceShareBasedCompensationTaxBenefitFromCompensationExpense_cec3ae76-d4fe-4519-9c25-318c8aa24a71" xlink:type="arc" order="2"/>
    <link:loc xlink:type="locator" xlink:label="loc_us-gaap_AllocatedShareBasedCompensationExpenseNetOfTax_d6ca7c38-d03e-45d0-a101-7b22a8c864f7" xlink:href="https://xbrl.fasb.org/us-gaap/2022/elts/us-gaap-2022.xsd#us-gaap_AllocatedShareBasedCompensationExpenseNetOfTax"/>
    <link:definitionArc xlink:arcrole="http://xbrl.org/int/dim/arcrole/domain-member" xlink:from="loc_us-gaap_EmployeeServiceShareBasedCompensationAggregateDisclosuresAbstract_8b08b934-8c73-47b4-b7e4-04188d27e026" xlink:to="loc_us-gaap_AllocatedShareBasedCompensationExpenseNetOfTax_d6ca7c38-d03e-45d0-a101-7b22a8c864f7" xlink:type="arc" order="3"/>
    <link:loc xlink:type="locator" xlink:label="loc_us-gaap_ScheduleOfShareBasedCompensationArrangementsByShareBasedPaymentAwardTable_8b8ec72e-549c-4f6b-8988-a320f56ee698" xlink:href="https://xbrl.fasb.org/us-gaap/2022/elts/us-gaap-2022.xsd#us-gaap_ScheduleOfShareBasedCompensationArrangementsByShareBasedPaymentAwardTable"/>
    <link:definitionArc xlink:arcrole="http://xbrl.org/int/dim/arcrole/all" xlink:from="loc_us-gaap_ShareBasedCompensationArrangementByShareBasedPaymentAwardLineItems_d055b117-630d-4356-a6ce-ea05dc62a61e" xlink:to="loc_us-gaap_ScheduleOfShareBasedCompensationArrangementsByShareBasedPaymentAwardTable_8b8ec72e-549c-4f6b-8988-a320f56ee698" xlink:type="arc" order="1" xbrldt:closed="true" xbrldt:contextElement="segment"/>
    <link:loc xlink:type="locator" xlink:label="loc_us-gaap_AwardTypeAxis_78747f7e-55ad-47f8-acb4-85b17a87cd5f" xlink:href="https://xbrl.fasb.org/us-gaap/2022/elts/us-gaap-2022.xsd#us-gaap_AwardTypeAxis"/>
    <link:definitionArc xlink:arcrole="http://xbrl.org/int/dim/arcrole/hypercube-dimension" xlink:from="loc_us-gaap_ScheduleOfShareBasedCompensationArrangementsByShareBasedPaymentAwardTable_8b8ec72e-549c-4f6b-8988-a320f56ee698" xlink:to="loc_us-gaap_AwardTypeAxis_78747f7e-55ad-47f8-acb4-85b17a87cd5f" xlink:type="arc" order="1"/>
    <link:loc xlink:type="locator" xlink:label="loc_us-gaap_ShareBasedCompensationArrangementsByShareBasedPaymentAwardAwardTypeAndPlanNameDomain_78747f7e-55ad-47f8-acb4-85b17a87cd5f_default" xlink:href="https://xbrl.fasb.org/us-gaap/2022/elts/us-gaap-2022.xsd#us-gaap_ShareBasedCompensationArrangementsByShareBasedPaymentAwardAwardTypeAndPlanNameDomain"/>
    <link:definitionArc xlink:arcrole="http://xbrl.org/int/dim/arcrole/dimension-default" xlink:from="loc_us-gaap_AwardTypeAxis_78747f7e-55ad-47f8-acb4-85b17a87cd5f" xlink:to="loc_us-gaap_ShareBasedCompensationArrangementsByShareBasedPaymentAwardAwardTypeAndPlanNameDomain_78747f7e-55ad-47f8-acb4-85b17a87cd5f_default" xlink:type="arc" order="1"/>
    <link:loc xlink:type="locator" xlink:label="loc_us-gaap_ShareBasedCompensationArrangementsByShareBasedPaymentAwardAwardTypeAndPlanNameDomain_8bbaaa38-e45e-499d-801b-9e9c26f9cf05" xlink:href="https://xbrl.fasb.org/us-gaap/2022/elts/us-gaap-2022.xsd#us-gaap_ShareBasedCompensationArrangementsByShareBasedPaymentAwardAwardTypeAndPlanNameDomain"/>
    <link:definitionArc xlink:arcrole="http://xbrl.org/int/dim/arcrole/dimension-domain" xlink:from="loc_us-gaap_AwardTypeAxis_78747f7e-55ad-47f8-acb4-85b17a87cd5f" xlink:to="loc_us-gaap_ShareBasedCompensationArrangementsByShareBasedPaymentAwardAwardTypeAndPlanNameDomain_8bbaaa38-e45e-499d-801b-9e9c26f9cf05" xlink:type="arc" order="1"/>
    <link:loc xlink:type="locator" xlink:label="loc_r_NonvestedStockMember_a37de4de-fcda-4cf7-a617-855ac662bef4" xlink:href="r-20221231.xsd#r_NonvestedStockMember"/>
    <link:definitionArc xlink:arcrole="http://xbrl.org/int/dim/arcrole/domain-member" xlink:from="loc_us-gaap_ShareBasedCompensationArrangementsByShareBasedPaymentAwardAwardTypeAndPlanNameDomain_8bbaaa38-e45e-499d-801b-9e9c26f9cf05" xlink:to="loc_r_NonvestedStockMember_a37de4de-fcda-4cf7-a617-855ac662bef4" xlink:type="arc" order="0"/>
    <link:loc xlink:type="locator" xlink:label="loc_r_StockOptionAndStockPurchasePlanMember_5ed5e4ad-bcc0-43e9-9fdf-18c5297320f0" xlink:href="r-20221231.xsd#r_StockOptionAndStockPurchasePlanMember"/>
    <link:definitionArc xlink:arcrole="http://xbrl.org/int/dim/arcrole/domain-member" xlink:from="loc_us-gaap_ShareBasedCompensationArrangementsByShareBasedPaymentAwardAwardTypeAndPlanNameDomain_8bbaaa38-e45e-499d-801b-9e9c26f9cf05" xlink:to="loc_r_StockOptionAndStockPurchasePlanMember_5ed5e4ad-bcc0-43e9-9fdf-18c5297320f0" xlink:type="arc" order="1"/>
  </link:definitionLink>
  <link:roleRef roleURI="http://www.ryder.com/role/SHAREBASEDCOMPENSATIONPLANSNarrativeDetails" xlink:type="simple" xlink:href="r-20221231.xsd#SHAREBASEDCOMPENSATIONPLANSNarrativeDetails"/>
  <link:definitionLink xlink:role="http://www.ryder.com/role/SHAREBASEDCOMPENSATIONPLANSNarrativeDetails" xlink:type="extended" id="i0b6e5e6c1c824cd58348bf95bc9b9b1e_SHAREBASEDCOMPENSATIONPLANSNarrativeDetails">
    <link:loc xlink:type="locator" xlink:label="loc_us-gaap_ShareBasedCompensationArrangementByShareBasedPaymentAwardLineItems_43d56d86-4ca0-47a8-a9d0-e41f4342c682" xlink:href="https://xbrl.fasb.org/us-gaap/2022/elts/us-gaap-2022.xsd#us-gaap_ShareBasedCompensationArrangementByShareBasedPaymentAwardLineItems"/>
    <link:loc xlink:type="locator" xlink:label="loc_us-gaap_EmployeeServiceShareBasedCompensationNonvestedAwardsTotalCompensationCostNotYetRecognized_276fcb09-7fe4-48d5-89d8-2ead7142073c" xlink:href="https://xbrl.fasb.org/us-gaap/2022/elts/us-gaap-2022.xsd#us-gaap_EmployeeServiceShareBasedCompensationNonvestedAwardsTotalCompensationCostNotYetRecognized"/>
    <link:definitionArc xlink:arcrole="http://xbrl.org/int/dim/arcrole/domain-member" xlink:from="loc_us-gaap_ShareBasedCompensationArrangementByShareBasedPaymentAwardLineItems_43d56d86-4ca0-47a8-a9d0-e41f4342c682" xlink:to="loc_us-gaap_EmployeeServiceShareBasedCompensationNonvestedAwardsTotalCompensationCostNotYetRecognized_276fcb09-7fe4-48d5-89d8-2ead7142073c" xlink:type="arc" order="0"/>
    <link:loc xlink:type="locator" xlink:label="loc_us-gaap_EmployeeServiceShareBasedCompensationNonvestedAwardsTotalCompensationCostNotYetRecognizedPeriodForRecognition1_cc30aefd-06c1-4f93-b12f-de4b1aa06573" xlink:href="https://xbrl.fasb.org/us-gaap/2022/elts/us-gaap-2022.xsd#us-gaap_EmployeeServiceShareBasedCompensationNonvestedAwardsTotalCompensationCostNotYetRecognizedPeriodForRecognition1"/>
    <link:definitionArc xlink:arcrole="http://xbrl.org/int/dim/arcrole/domain-member" xlink:from="loc_us-gaap_ShareBasedCompensationArrangementByShareBasedPaymentAwardLineItems_43d56d86-4ca0-47a8-a9d0-e41f4342c682" xlink:to="loc_us-gaap_EmployeeServiceShareBasedCompensationNonvestedAwardsTotalCompensationCostNotYetRecognizedPeriodForRecognition1_cc30aefd-06c1-4f93-b12f-de4b1aa06573" xlink:type="arc" order="1"/>
    <link:loc xlink:type="locator" xlink:label="loc_us-gaap_ShareBasedCompensationArrangementByShareBasedPaymentAwardEquityInstrumentsOtherThanOptionsVestedInPeriodTotalFairValue_87345dfd-cdd4-4645-aec7-f06776741588" xlink:href="https://xbrl.fasb.org/us-gaap/2022/elts/us-gaap-2022.xsd#us-gaap_ShareBasedCompensationArrangementByShareBasedPaymentAwardEquityInstrumentsOtherThanOptionsVestedInPeriodTotalFairValue"/>
    <link:definitionArc xlink:arcrole="http://xbrl.org/int/dim/arcrole/domain-member" xlink:from="loc_us-gaap_ShareBasedCompensationArrangementByShareBasedPaymentAwardLineItems_43d56d86-4ca0-47a8-a9d0-e41f4342c682" xlink:to="loc_us-gaap_ShareBasedCompensationArrangementByShareBasedPaymentAwardEquityInstrumentsOtherThanOptionsVestedInPeriodTotalFairValue_87345dfd-cdd4-4645-aec7-f06776741588" xlink:type="arc" order="2"/>
    <link:loc xlink:type="locator" xlink:label="loc_us-gaap_ProceedsFromIssuanceOrSaleOfEquity_fa3a302f-ea09-4471-b43d-b3de7308cc8a" xlink:href="https://xbrl.fasb.org/us-gaap/2022/elts/us-gaap-2022.xsd#us-gaap_ProceedsFromIssuanceOrSaleOfEquity"/>
    <link:definitionArc xlink:arcrole="http://xbrl.org/int/dim/arcrole/domain-member" xlink:from="loc_us-gaap_ShareBasedCompensationArrangementByShareBasedPaymentAwardLineItems_43d56d86-4ca0-47a8-a9d0-e41f4342c682" xlink:to="loc_us-gaap_ProceedsFromIssuanceOrSaleOfEquity_fa3a302f-ea09-4471-b43d-b3de7308cc8a" xlink:type="arc" order="3"/>
    <link:loc xlink:type="locator" xlink:label="loc_r_ShareBasedCompensationArrangementByShareBasedPaymentAwardSharesRightToReceive_464fd045-6242-49fb-8372-dda71c91881a" xlink:href="r-20221231.xsd#r_ShareBasedCompensationArrangementByShareBasedPaymentAwardSharesRightToReceive"/>
    <link:definitionArc xlink:arcrole="http://xbrl.org/int/dim/arcrole/domain-member" xlink:from="loc_us-gaap_ShareBasedCompensationArrangementByShareBasedPaymentAwardLineItems_43d56d86-4ca0-47a8-a9d0-e41f4342c682" xlink:to="loc_r_ShareBasedCompensationArrangementByShareBasedPaymentAwardSharesRightToReceive_464fd045-6242-49fb-8372-dda71c91881a" xlink:type="arc" order="4"/>
    <link:loc xlink:type="locator" xlink:label="loc_us-gaap_ShareBasedCompensationArrangementByShareBasedPaymentAwardNumberOfSharesAuthorized_69adb581-06b9-450c-8fb7-9cb01f9c5493" xlink:href="https://xbrl.fasb.org/us-gaap/2022/elts/us-gaap-2022.xsd#us-gaap_ShareBasedCompensationArrangementByShareBasedPaymentAwardNumberOfSharesAuthorized"/>
    <link:definitionArc xlink:arcrole="http://xbrl.org/int/dim/arcrole/domain-member" xlink:from="loc_us-gaap_ShareBasedCompensationArrangementByShareBasedPaymentAwardLineItems_43d56d86-4ca0-47a8-a9d0-e41f4342c682" xlink:to="loc_us-gaap_ShareBasedCompensationArrangementByShareBasedPaymentAwardNumberOfSharesAuthorized_69adb581-06b9-450c-8fb7-9cb01f9c5493" xlink:type="arc" order="5"/>
    <link:loc xlink:type="locator" xlink:label="loc_us-gaap_ShareBasedCompensationArrangementByShareBasedPaymentAwardNumberOfSharesAvailableForGrant_ee9c96f4-75f1-444f-944b-5b20311215c4" xlink:href="https://xbrl.fasb.org/us-gaap/2022/elts/us-gaap-2022.xsd#us-gaap_ShareBasedCompensationArrangementByShareBasedPaymentAwardNumberOfSharesAvailableForGrant"/>
    <link:definitionArc xlink:arcrole="http://xbrl.org/int/dim/arcrole/domain-member" xlink:from="loc_us-gaap_ShareBasedCompensationArrangementByShareBasedPaymentAwardLineItems_43d56d86-4ca0-47a8-a9d0-e41f4342c682" xlink:to="loc_us-gaap_ShareBasedCompensationArrangementByShareBasedPaymentAwardNumberOfSharesAvailableForGrant_ee9c96f4-75f1-444f-944b-5b20311215c4" xlink:type="arc" order="6"/>
    <link:loc xlink:type="locator" xlink:label="loc_us-gaap_ShareBasedCompensationArrangementByShareBasedPaymentAwardAwardRequisiteServicePeriod1_4e859a32-137c-4865-bd5a-a45654bb5ac8" xlink:href="https://xbrl.fasb.org/us-gaap/2022/elts/us-gaap-2022.xsd#us-gaap_ShareBasedCompensationArrangementByShareBasedPaymentAwardAwardRequisiteServicePeriod1"/>
    <link:definitionArc xlink:arcrole="http://xbrl.org/int/dim/arcrole/domain-member" xlink:from="loc_us-gaap_ShareBasedCompensationArrangementByShareBasedPaymentAwardLineItems_43d56d86-4ca0-47a8-a9d0-e41f4342c682" xlink:to="loc_us-gaap_ShareBasedCompensationArrangementByShareBasedPaymentAwardAwardRequisiteServicePeriod1_4e859a32-137c-4865-bd5a-a45654bb5ac8" xlink:type="arc" order="7"/>
    <link:loc xlink:type="locator" xlink:label="loc_us-gaap_DeferredCompensationArrangementWithIndividualRequisiteServicePeriod1_5a833051-463f-43fc-9cef-4cbf406135d6" xlink:href="https://xbrl.fasb.org/us-gaap/2022/elts/us-gaap-2022.xsd#us-gaap_DeferredCompensationArrangementWithIndividualRequisiteServicePeriod1"/>
    <link:definitionArc xlink:arcrole="http://xbrl.org/int/dim/arcrole/domain-member" xlink:from="loc_us-gaap_ShareBasedCompensationArrangementByShareBasedPaymentAwardLineItems_43d56d86-4ca0-47a8-a9d0-e41f4342c682" xlink:to="loc_us-gaap_DeferredCompensationArrangementWithIndividualRequisiteServicePeriod1_5a833051-463f-43fc-9cef-4cbf406135d6" xlink:type="arc" order="8"/>
    <link:loc xlink:type="locator" xlink:label="loc_r_ShareBasedCompensationArrangementByShareBasedPaymentAwardOptionsVestingRatio_c45ac650-20bb-4f91-ba84-9267ad94161f" xlink:href="r-20221231.xsd#r_ShareBasedCompensationArrangementByShareBasedPaymentAwardOptionsVestingRatio"/>
    <link:definitionArc xlink:arcrole="http://xbrl.org/int/dim/arcrole/domain-member" xlink:from="loc_us-gaap_ShareBasedCompensationArrangementByShareBasedPaymentAwardLineItems_43d56d86-4ca0-47a8-a9d0-e41f4342c682" xlink:to="loc_r_ShareBasedCompensationArrangementByShareBasedPaymentAwardOptionsVestingRatio_c45ac650-20bb-4f91-ba84-9267ad94161f" xlink:type="arc" order="9"/>
    <link:loc xlink:type="locator" xlink:label="loc_us-gaap_ShareBasedCompensationArrangementByShareBasedPaymentAwardAwardVestingPeriod1_8df4e8c8-dbb8-4ba9-bf54-81f077c6d7fd" xlink:href="https://xbrl.fasb.org/us-gaap/2022/elts/us-gaap-2022.xsd#us-gaap_ShareBasedCompensationArrangementByShareBasedPaymentAwardAwardVestingPeriod1"/>
    <link:definitionArc xlink:arcrole="http://xbrl.org/int/dim/arcrole/domain-member" xlink:from="loc_us-gaap_ShareBasedCompensationArrangementByShareBasedPaymentAwardLineItems_43d56d86-4ca0-47a8-a9d0-e41f4342c682" xlink:to="loc_us-gaap_ShareBasedCompensationArrangementByShareBasedPaymentAwardAwardVestingPeriod1_8df4e8c8-dbb8-4ba9-bf54-81f077c6d7fd" xlink:type="arc" order="10"/>
    <link:loc xlink:type="locator" xlink:label="loc_r_ShareBasedCompensationArrangementByShareBasedPaymentAwardOptionsContractualTermOfPeriod_5dac00fd-16be-4123-b728-1d8885c5db19" xlink:href="r-20221231.xsd#r_ShareBasedCompensationArrangementByShareBasedPaymentAwardOptionsContractualTermOfPeriod"/>
    <link:definitionArc xlink:arcrole="http://xbrl.org/int/dim/arcrole/domain-member" xlink:from="loc_us-gaap_ShareBasedCompensationArrangementByShareBasedPaymentAwardLineItems_43d56d86-4ca0-47a8-a9d0-e41f4342c682" xlink:to="loc_r_ShareBasedCompensationArrangementByShareBasedPaymentAwardOptionsContractualTermOfPeriod_5dac00fd-16be-4123-b728-1d8885c5db19" xlink:type="arc" order="11"/>
    <link:loc xlink:type="locator" xlink:label="loc_us-gaap_ShareBasedCompensationArrangementByShareBasedPaymentAwardOptionsOutstandingNumber_6f38fcb3-3f02-46cd-85f2-3dc9b497e5e9" xlink:href="https://xbrl.fasb.org/us-gaap/2022/elts/us-gaap-2022.xsd#us-gaap_ShareBasedCompensationArrangementByShareBasedPaymentAwardOptionsOutstandingNumber"/>
    <link:definitionArc xlink:arcrole="http://xbrl.org/int/dim/arcrole/domain-member" xlink:from="loc_us-gaap_ShareBasedCompensationArrangementByShareBasedPaymentAwardLineItems_43d56d86-4ca0-47a8-a9d0-e41f4342c682" xlink:to="loc_us-gaap_ShareBasedCompensationArrangementByShareBasedPaymentAwardOptionsOutstandingNumber_6f38fcb3-3f02-46cd-85f2-3dc9b497e5e9" xlink:type="arc" order="12"/>
    <link:loc xlink:type="locator" xlink:label="loc_us-gaap_ShareBasedCompensationArrangementByShareBasedPaymentAwardOptionsExercisableNumber_72a8d26a-dd9a-493a-982c-befed412abbe" xlink:href="https://xbrl.fasb.org/us-gaap/2022/elts/us-gaap-2022.xsd#us-gaap_ShareBasedCompensationArrangementByShareBasedPaymentAwardOptionsExercisableNumber"/>
    <link:definitionArc xlink:arcrole="http://xbrl.org/int/dim/arcrole/domain-member" xlink:from="loc_us-gaap_ShareBasedCompensationArrangementByShareBasedPaymentAwardLineItems_43d56d86-4ca0-47a8-a9d0-e41f4342c682" xlink:to="loc_us-gaap_ShareBasedCompensationArrangementByShareBasedPaymentAwardOptionsExercisableNumber_72a8d26a-dd9a-493a-982c-befed412abbe" xlink:type="arc" order="13"/>
    <link:loc xlink:type="locator" xlink:label="loc_us-gaap_ShareBasedCompensationArrangementByShareBasedPaymentAwardOptionsOutstandingWeightedAverageExercisePrice_48d9f9f7-69fc-40f9-b4ab-1e9804f57068" xlink:href="https://xbrl.fasb.org/us-gaap/2022/elts/us-gaap-2022.xsd#us-gaap_ShareBasedCompensationArrangementByShareBasedPaymentAwardOptionsOutstandingWeightedAverageExercisePrice"/>
    <link:definitionArc xlink:arcrole="http://xbrl.org/int/dim/arcrole/domain-member" xlink:from="loc_us-gaap_ShareBasedCompensationArrangementByShareBasedPaymentAwardLineItems_43d56d86-4ca0-47a8-a9d0-e41f4342c682" xlink:to="loc_us-gaap_ShareBasedCompensationArrangementByShareBasedPaymentAwardOptionsOutstandingWeightedAverageExercisePrice_48d9f9f7-69fc-40f9-b4ab-1e9804f57068" xlink:type="arc" order="14"/>
    <link:loc xlink:type="locator" xlink:label="loc_us-gaap_SharebasedCompensationArrangementBySharebasedPaymentAwardOptionsOutstandingWeightedAverageRemainingContractualTerm2_47272d68-294e-41be-af78-28bb69dce69d" xlink:href="https://xbrl.fasb.org/us-gaap/2022/elts/us-gaap-2022.xsd#us-gaap_SharebasedCompensationArrangementBySharebasedPaymentAwardOptionsOutstandingWeightedAverageRemainingContractualTerm2"/>
    <link:definitionArc xlink:arcrole="http://xbrl.org/int/dim/arcrole/domain-member" xlink:from="loc_us-gaap_ShareBasedCompensationArrangementByShareBasedPaymentAwardLineItems_43d56d86-4ca0-47a8-a9d0-e41f4342c682" xlink:to="loc_us-gaap_SharebasedCompensationArrangementBySharebasedPaymentAwardOptionsOutstandingWeightedAverageRemainingContractualTerm2_47272d68-294e-41be-af78-28bb69dce69d" xlink:type="arc" order="15"/>
    <link:loc xlink:type="locator" xlink:label="loc_us-gaap_ShareBasedCompensationArrangementByShareBasedPaymentAwardOptionsExercisesInPeriodTotalIntrinsicValue_69e0375e-b4a1-4563-a6fe-4600f700ed0f" xlink:href="https://xbrl.fasb.org/us-gaap/2022/elts/us-gaap-2022.xsd#us-gaap_ShareBasedCompensationArrangementByShareBasedPaymentAwardOptionsExercisesInPeriodTotalIntrinsicValue"/>
    <link:definitionArc xlink:arcrole="http://xbrl.org/int/dim/arcrole/domain-member" xlink:from="loc_us-gaap_ShareBasedCompensationArrangementByShareBasedPaymentAwardLineItems_43d56d86-4ca0-47a8-a9d0-e41f4342c682" xlink:to="loc_us-gaap_ShareBasedCompensationArrangementByShareBasedPaymentAwardOptionsExercisesInPeriodTotalIntrinsicValue_69e0375e-b4a1-4563-a6fe-4600f700ed0f" xlink:type="arc" order="16"/>
    <link:loc xlink:type="locator" xlink:label="loc_us-gaap_ShareBasedCompensationArrangementByShareBasedPaymentAwardMaximumEmployeeSubscriptionRate_7e2551eb-01e9-4861-a98e-cbcafd6aff57" xlink:href="https://xbrl.fasb.org/us-gaap/2022/elts/us-gaap-2022.xsd#us-gaap_ShareBasedCompensationArrangementByShareBasedPaymentAwardMaximumEmployeeSubscriptionRate"/>
    <link:definitionArc xlink:arcrole="http://xbrl.org/int/dim/arcrole/domain-member" xlink:from="loc_us-gaap_ShareBasedCompensationArrangementByShareBasedPaymentAwardLineItems_43d56d86-4ca0-47a8-a9d0-e41f4342c682" xlink:to="loc_us-gaap_ShareBasedCompensationArrangementByShareBasedPaymentAwardMaximumEmployeeSubscriptionRate_7e2551eb-01e9-4861-a98e-cbcafd6aff57" xlink:type="arc" order="17"/>
    <link:loc xlink:type="locator" xlink:label="loc_r_EmployeesStockPurchasePlanHoldingPeriod_e3a1287b-bbcb-4cb3-9171-7ed0cb955761" xlink:href="r-20221231.xsd#r_EmployeesStockPurchasePlanHoldingPeriod"/>
    <link:definitionArc xlink:arcrole="http://xbrl.org/int/dim/arcrole/domain-member" xlink:from="loc_us-gaap_ShareBasedCompensationArrangementByShareBasedPaymentAwardLineItems_43d56d86-4ca0-47a8-a9d0-e41f4342c682" xlink:to="loc_r_EmployeesStockPurchasePlanHoldingPeriod_e3a1287b-bbcb-4cb3-9171-7ed0cb955761" xlink:type="arc" order="18"/>
    <link:loc xlink:type="locator" xlink:label="loc_us-gaap_ShareBasedCompensationArrangementByShareBasedPaymentAwardNumberOfSharesAuthorized_e0818d29-a768-4884-9b63-43a466779891" xlink:href="https://xbrl.fasb.org/us-gaap/2022/elts/us-gaap-2022.xsd#us-gaap_ShareBasedCompensationArrangementByShareBasedPaymentAwardNumberOfSharesAuthorized"/>
    <link:loc xlink:type="locator" xlink:label="loc_us-gaap_ShareBasedCompensationArrangementByShareBasedPaymentAwardNumberOfSharesAvailableForGrant_62d18d8d-0221-41b5-86d3-54252e88713b" xlink:href="https://xbrl.fasb.org/us-gaap/2022/elts/us-gaap-2022.xsd#us-gaap_ShareBasedCompensationArrangementByShareBasedPaymentAwardNumberOfSharesAvailableForGrant"/>
    <link:loc xlink:type="locator" xlink:label="loc_us-gaap_ScheduleOfShareBasedCompensationArrangementsByShareBasedPaymentAwardTable_78cfde52-bf31-4954-b2c7-a6e7ed708dff" xlink:href="https://xbrl.fasb.org/us-gaap/2022/elts/us-gaap-2022.xsd#us-gaap_ScheduleOfShareBasedCompensationArrangementsByShareBasedPaymentAwardTable"/>
    <link:definitionArc xlink:arcrole="http://xbrl.org/int/dim/arcrole/all" xlink:from="loc_us-gaap_ShareBasedCompensationArrangementByShareBasedPaymentAwardLineItems_43d56d86-4ca0-47a8-a9d0-e41f4342c682" xlink:to="loc_us-gaap_ScheduleOfShareBasedCompensationArrangementsByShareBasedPaymentAwardTable_78cfde52-bf31-4954-b2c7-a6e7ed708dff" xlink:type="arc" order="1" xbrldt:closed="true" xbrldt:contextElement="segment"/>
    <link:loc xlink:type="locator" xlink:label="loc_srt_RangeAxis_ce95b31f-5bee-4da0-9d12-7d61e99c0732" xlink:href="https://xbrl.fasb.org/srt/2022/elts/srt-2022.xsd#srt_RangeAxis"/>
    <link:definitionArc xlink:arcrole="http://xbrl.org/int/dim/arcrole/hypercube-dimension" xlink:from="loc_us-gaap_ScheduleOfShareBasedCompensationArrangementsByShareBasedPaymentAwardTable_78cfde52-bf31-4954-b2c7-a6e7ed708dff" xlink:to="loc_srt_RangeAxis_ce95b31f-5bee-4da0-9d12-7d61e99c0732" xlink:type="arc" order="1"/>
    <link:loc xlink:type="locator" xlink:label="loc_srt_RangeMember_ce95b31f-5bee-4da0-9d12-7d61e99c0732_default" xlink:href="https://xbrl.fasb.org/srt/2022/elts/srt-2022.xsd#srt_RangeMember"/>
    <link:definitionArc xlink:arcrole="http://xbrl.org/int/dim/arcrole/dimension-default" xlink:from="loc_srt_RangeAxis_ce95b31f-5bee-4da0-9d12-7d61e99c0732" xlink:to="loc_srt_RangeMember_ce95b31f-5bee-4da0-9d12-7d61e99c0732_default" xlink:type="arc" order="1"/>
    <link:loc xlink:type="locator" xlink:label="loc_srt_RangeMember_5fdcc74e-b1df-467d-980c-bbe362ac83a1" xlink:href="https://xbrl.fasb.org/srt/2022/elts/srt-2022.xsd#srt_RangeMember"/>
    <link:definitionArc xlink:arcrole="http://xbrl.org/int/dim/arcrole/dimension-domain" xlink:from="loc_srt_RangeAxis_ce95b31f-5bee-4da0-9d12-7d61e99c0732" xlink:to="loc_srt_RangeMember_5fdcc74e-b1df-467d-980c-bbe362ac83a1" xlink:type="arc" order="1"/>
    <link:loc xlink:type="locator" xlink:label="loc_srt_MinimumMember_e9176235-2e22-4b21-a4f3-5b618600a490" xlink:href="https://xbrl.fasb.org/srt/2022/elts/srt-2022.xsd#srt_MinimumMember"/>
    <link:definitionArc xlink:arcrole="http://xbrl.org/int/dim/arcrole/domain-member" xlink:from="loc_srt_RangeMember_5fdcc74e-b1df-467d-980c-bbe362ac83a1" xlink:to="loc_srt_MinimumMember_e9176235-2e22-4b21-a4f3-5b618600a490" xlink:type="arc" order="0"/>
    <link:loc xlink:type="locator" xlink:label="loc_srt_MaximumMember_78198f70-bbf3-47a1-ad2c-79876e0e6739" xlink:href="https://xbrl.fasb.org/srt/2022/elts/srt-2022.xsd#srt_MaximumMember"/>
    <link:definitionArc xlink:arcrole="http://xbrl.org/int/dim/arcrole/domain-member" xlink:from="loc_srt_RangeMember_5fdcc74e-b1df-467d-980c-bbe362ac83a1" xlink:to="loc_srt_MaximumMember_78198f70-bbf3-47a1-ad2c-79876e0e6739" xlink:type="arc" order="1"/>
    <link:loc xlink:type="locator" xlink:label="loc_us-gaap_AwardTypeAxis_9ed6d088-8602-4b53-9393-4f03acbd6b6e" xlink:href="https://xbrl.fasb.org/us-gaap/2022/elts/us-gaap-2022.xsd#us-gaap_AwardTypeAxis"/>
    <link:definitionArc xlink:arcrole="http://xbrl.org/int/dim/arcrole/hypercube-dimension" xlink:from="loc_us-gaap_ScheduleOfShareBasedCompensationArrangementsByShareBasedPaymentAwardTable_78cfde52-bf31-4954-b2c7-a6e7ed708dff" xlink:to="loc_us-gaap_AwardTypeAxis_9ed6d088-8602-4b53-9393-4f03acbd6b6e" xlink:type="arc" order="2"/>
    <link:loc xlink:type="locator" xlink:label="loc_us-gaap_ShareBasedCompensationArrangementsByShareBasedPaymentAwardAwardTypeAndPlanNameDomain_9ed6d088-8602-4b53-9393-4f03acbd6b6e_default" xlink:href="https://xbrl.fasb.org/us-gaap/2022/elts/us-gaap-2022.xsd#us-gaap_ShareBasedCompensationArrangementsByShareBasedPaymentAwardAwardTypeAndPlanNameDomain"/>
    <link:definitionArc xlink:arcrole="http://xbrl.org/int/dim/arcrole/dimension-default" xlink:from="loc_us-gaap_AwardTypeAxis_9ed6d088-8602-4b53-9393-4f03acbd6b6e" xlink:to="loc_us-gaap_ShareBasedCompensationArrangementsByShareBasedPaymentAwardAwardTypeAndPlanNameDomain_9ed6d088-8602-4b53-9393-4f03acbd6b6e_default" xlink:type="arc" order="1"/>
    <link:loc xlink:type="locator" xlink:label="loc_us-gaap_ShareBasedCompensationArrangementsByShareBasedPaymentAwardAwardTypeAndPlanNameDomain_a8a8274b-5028-46a8-8638-959e59be2411" xlink:href="https://xbrl.fasb.org/us-gaap/2022/elts/us-gaap-2022.xsd#us-gaap_ShareBasedCompensationArrangementsByShareBasedPaymentAwardAwardTypeAndPlanNameDomain"/>
    <link:definitionArc xlink:arcrole="http://xbrl.org/int/dim/arcrole/dimension-domain" xlink:from="loc_us-gaap_AwardTypeAxis_9ed6d088-8602-4b53-9393-4f03acbd6b6e" xlink:to="loc_us-gaap_ShareBasedCompensationArrangementsByShareBasedPaymentAwardAwardTypeAndPlanNameDomain_a8a8274b-5028-46a8-8638-959e59be2411" xlink:type="arc" order="1"/>
    <link:loc xlink:type="locator" xlink:label="loc_us-gaap_RestrictedStockUnitsRSUMember_6446b151-8aa9-4636-87b6-8bc733d4ecdc" xlink:href="https://xbrl.fasb.org/us-gaap/2022/elts/us-gaap-2022.xsd#us-gaap_RestrictedStockUnitsRSUMember"/>
    <link:definitionArc xlink:arcrole="http://xbrl.org/int/dim/arcrole/domain-member" xlink:from="loc_us-gaap_ShareBasedCompensationArrangementsByShareBasedPaymentAwardAwardTypeAndPlanNameDomain_a8a8274b-5028-46a8-8638-959e59be2411" xlink:to="loc_us-gaap_RestrictedStockUnitsRSUMember_6446b151-8aa9-4636-87b6-8bc733d4ecdc" xlink:type="arc" order="0"/>
    <link:loc xlink:type="locator" xlink:label="loc_us-gaap_StockOptionMember_aae80fa5-fbb7-45bf-9701-ec2f26278c3d" xlink:href="https://xbrl.fasb.org/us-gaap/2022/elts/us-gaap-2022.xsd#us-gaap_StockOptionMember"/>
    <link:definitionArc xlink:arcrole="http://xbrl.org/int/dim/arcrole/domain-member" xlink:from="loc_us-gaap_ShareBasedCompensationArrangementsByShareBasedPaymentAwardAwardTypeAndPlanNameDomain_a8a8274b-5028-46a8-8638-959e59be2411" xlink:to="loc_us-gaap_StockOptionMember_aae80fa5-fbb7-45bf-9701-ec2f26278c3d" xlink:type="arc" order="1"/>
    <link:loc xlink:type="locator" xlink:label="loc_r_EmployeeStockPurchasePlanMember_c57a2f6b-5798-46e5-b274-abb493cbe797" xlink:href="r-20221231.xsd#r_EmployeeStockPurchasePlanMember"/>
    <link:definitionArc xlink:arcrole="http://xbrl.org/int/dim/arcrole/domain-member" xlink:from="loc_us-gaap_ShareBasedCompensationArrangementsByShareBasedPaymentAwardAwardTypeAndPlanNameDomain_a8a8274b-5028-46a8-8638-959e59be2411" xlink:to="loc_r_EmployeeStockPurchasePlanMember_c57a2f6b-5798-46e5-b274-abb493cbe797" xlink:type="arc" order="2"/>
    <link:loc xlink:type="locator" xlink:label="loc_srt_TitleOfIndividualAxis_9b18c272-5945-40a2-9dc3-c7c87d44dfe4" xlink:href="https://xbrl.fasb.org/srt/2022/elts/srt-2022.xsd#srt_TitleOfIndividualAxis"/>
    <link:definitionArc xlink:arcrole="http://xbrl.org/int/dim/arcrole/hypercube-dimension" xlink:from="loc_us-gaap_ScheduleOfShareBasedCompensationArrangementsByShareBasedPaymentAwardTable_78cfde52-bf31-4954-b2c7-a6e7ed708dff" xlink:to="loc_srt_TitleOfIndividualAxis_9b18c272-5945-40a2-9dc3-c7c87d44dfe4" xlink:type="arc" order="3"/>
    <link:loc xlink:type="locator" xlink:label="loc_srt_TitleOfIndividualWithRelationshipToEntityDomain_9b18c272-5945-40a2-9dc3-c7c87d44dfe4_default" xlink:href="https://xbrl.fasb.org/srt/2022/elts/srt-2022.xsd#srt_TitleOfIndividualWithRelationshipToEntityDomain"/>
    <link:definitionArc xlink:arcrole="http://xbrl.org/int/dim/arcrole/dimension-default" xlink:from="loc_srt_TitleOfIndividualAxis_9b18c272-5945-40a2-9dc3-c7c87d44dfe4" xlink:to="loc_srt_TitleOfIndividualWithRelationshipToEntityDomain_9b18c272-5945-40a2-9dc3-c7c87d44dfe4_default" xlink:type="arc" order="1"/>
    <link:loc xlink:type="locator" xlink:label="loc_srt_TitleOfIndividualWithRelationshipToEntityDomain_d556d1a6-a201-4bc7-a999-dcad0cf8ad04" xlink:href="https://xbrl.fasb.org/srt/2022/elts/srt-2022.xsd#srt_TitleOfIndividualWithRelationshipToEntityDomain"/>
    <link:definitionArc xlink:arcrole="http://xbrl.org/int/dim/arcrole/dimension-domain" xlink:from="loc_srt_TitleOfIndividualAxis_9b18c272-5945-40a2-9dc3-c7c87d44dfe4" xlink:to="loc_srt_TitleOfIndividualWithRelationshipToEntityDomain_d556d1a6-a201-4bc7-a999-dcad0cf8ad04" xlink:type="arc" order="1"/>
    <link:loc xlink:type="locator" xlink:label="loc_srt_DirectorMember_42313ca5-4259-4ba6-92bf-3798a7dc6d53" xlink:href="https://xbrl.fasb.org/srt/2022/elts/srt-2022.xsd#srt_DirectorMember"/>
    <link:definitionArc xlink:arcrole="http://xbrl.org/int/dim/arcrole/domain-member" xlink:from="loc_srt_TitleOfIndividualWithRelationshipToEntityDomain_d556d1a6-a201-4bc7-a999-dcad0cf8ad04" xlink:to="loc_srt_DirectorMember_42313ca5-4259-4ba6-92bf-3798a7dc6d53" xlink:type="arc" order="0"/>
  </link:definitionLink>
  <link:roleRef roleURI="http://www.ryder.com/role/SHAREBASEDCOMPENSATIONPLANSRestrictedStockAwardsActivityDetails" xlink:type="simple" xlink:href="r-20221231.xsd#SHAREBASEDCOMPENSATIONPLANSRestrictedStockAwardsActivityDetails"/>
  <link:definitionLink xlink:role="http://www.ryder.com/role/SHAREBASEDCOMPENSATIONPLANSRestrictedStockAwardsActivityDetails" xlink:type="extended" id="i4161b335426d4ecaa6aa43bb3e60af72_SHAREBASEDCOMPENSATIONPLANSRestrictedStockAwardsActivityDetails">
    <link:loc xlink:type="locator" xlink:label="loc_us-gaap_ShareBasedCompensationArrangementByShareBasedPaymentAwardLineItems_af2cc4c9-0d7f-482d-a978-f71657f060ea" xlink:href="https://xbrl.fasb.org/us-gaap/2022/elts/us-gaap-2022.xsd#us-gaap_ShareBasedCompensationArrangementByShareBasedPaymentAwardLineItems"/>
    <link:loc xlink:type="locator" xlink:label="loc_us-gaap_ShareBasedCompensationArrangementByShareBasedPaymentAwardEquityInstrumentsOtherThanOptionsNonvestedRollForward_4c723457-a66a-4bd2-afd5-30893f04e36f" xlink:href="https://xbrl.fasb.org/us-gaap/2022/elts/us-gaap-2022.xsd#us-gaap_ShareBasedCompensationArrangementByShareBasedPaymentAwardEquityInstrumentsOtherThanOptionsNonvestedRollForward"/>
    <link:definitionArc xlink:arcrole="http://xbrl.org/int/dim/arcrole/domain-member" xlink:from="loc_us-gaap_ShareBasedCompensationArrangementByShareBasedPaymentAwardLineItems_af2cc4c9-0d7f-482d-a978-f71657f060ea" xlink:to="loc_us-gaap_ShareBasedCompensationArrangementByShareBasedPaymentAwardEquityInstrumentsOtherThanOptionsNonvestedRollForward_4c723457-a66a-4bd2-afd5-30893f04e36f" xlink:type="arc" order="0"/>
    <link:loc xlink:type="locator" xlink:label="loc_us-gaap_ShareBasedCompensationArrangementByShareBasedPaymentAwardEquityInstrumentsOtherThanOptionsNonvestedNumber_5b6c7676-4197-4367-8547-8dfcc9ecf400" xlink:href="https://xbrl.fasb.org/us-gaap/2022/elts/us-gaap-2022.xsd#us-gaap_ShareBasedCompensationArrangementByShareBasedPaymentAwardEquityInstrumentsOtherThanOptionsNonvestedNumber"/>
    <link:definitionArc xlink:arcrole="http://xbrl.org/int/dim/arcrole/domain-member" xlink:from="loc_us-gaap_ShareBasedCompensationArrangementByShareBasedPaymentAwardEquityInstrumentsOtherThanOptionsNonvestedRollForward_4c723457-a66a-4bd2-afd5-30893f04e36f" xlink:to="loc_us-gaap_ShareBasedCompensationArrangementByShareBasedPaymentAwardEquityInstrumentsOtherThanOptionsNonvestedNumber_5b6c7676-4197-4367-8547-8dfcc9ecf400" xlink:type="arc" order="1"/>
    <link:loc xlink:type="locator" xlink:label="loc_us-gaap_ShareBasedCompensationArrangementByShareBasedPaymentAwardEquityInstrumentsOtherThanOptionsGrantsInPeriod_0961da55-a141-486f-ace8-3be8045b1cab" xlink:href="https://xbrl.fasb.org/us-gaap/2022/elts/us-gaap-2022.xsd#us-gaap_ShareBasedCompensationArrangementByShareBasedPaymentAwardEquityInstrumentsOtherThanOptionsGrantsInPeriod"/>
    <link:definitionArc xlink:arcrole="http://xbrl.org/int/dim/arcrole/domain-member" xlink:from="loc_us-gaap_ShareBasedCompensationArrangementByShareBasedPaymentAwardEquityInstrumentsOtherThanOptionsNonvestedRollForward_4c723457-a66a-4bd2-afd5-30893f04e36f" xlink:to="loc_us-gaap_ShareBasedCompensationArrangementByShareBasedPaymentAwardEquityInstrumentsOtherThanOptionsGrantsInPeriod_0961da55-a141-486f-ace8-3be8045b1cab" xlink:type="arc" order="2"/>
    <link:loc xlink:type="locator" xlink:label="loc_us-gaap_ShareBasedCompensationArrangementByShareBasedPaymentAwardEquityInstrumentsOtherThanOptionsVestedInPeriod_6316d1c5-8090-4007-98f7-3473e412c6c7" xlink:href="https://xbrl.fasb.org/us-gaap/2022/elts/us-gaap-2022.xsd#us-gaap_ShareBasedCompensationArrangementByShareBasedPaymentAwardEquityInstrumentsOtherThanOptionsVestedInPeriod"/>
    <link:definitionArc xlink:arcrole="http://xbrl.org/int/dim/arcrole/domain-member" xlink:from="loc_us-gaap_ShareBasedCompensationArrangementByShareBasedPaymentAwardEquityInstrumentsOtherThanOptionsNonvestedRollForward_4c723457-a66a-4bd2-afd5-30893f04e36f" xlink:to="loc_us-gaap_ShareBasedCompensationArrangementByShareBasedPaymentAwardEquityInstrumentsOtherThanOptionsVestedInPeriod_6316d1c5-8090-4007-98f7-3473e412c6c7" xlink:type="arc" order="3"/>
    <link:loc xlink:type="locator" xlink:label="loc_us-gaap_ShareBasedCompensationArrangementByShareBasedPaymentAwardEquityInstrumentsOtherThanOptionsForfeitedInPeriod_829d9067-9882-4f18-bcef-14aa1d58f02a" xlink:href="https://xbrl.fasb.org/us-gaap/2022/elts/us-gaap-2022.xsd#us-gaap_ShareBasedCompensationArrangementByShareBasedPaymentAwardEquityInstrumentsOtherThanOptionsForfeitedInPeriod"/>
    <link:definitionArc xlink:arcrole="http://xbrl.org/int/dim/arcrole/domain-member" xlink:from="loc_us-gaap_ShareBasedCompensationArrangementByShareBasedPaymentAwardEquityInstrumentsOtherThanOptionsNonvestedRollForward_4c723457-a66a-4bd2-afd5-30893f04e36f" xlink:to="loc_us-gaap_ShareBasedCompensationArrangementByShareBasedPaymentAwardEquityInstrumentsOtherThanOptionsForfeitedInPeriod_829d9067-9882-4f18-bcef-14aa1d58f02a" xlink:type="arc" order="4"/>
    <link:loc xlink:type="locator" xlink:label="loc_us-gaap_ShareBasedCompensationArrangementByShareBasedPaymentAwardEquityInstrumentsOtherThanOptionsNonvestedNumber_0b79aacb-f4a1-44f0-993d-5474405e26bf" xlink:href="https://xbrl.fasb.org/us-gaap/2022/elts/us-gaap-2022.xsd#us-gaap_ShareBasedCompensationArrangementByShareBasedPaymentAwardEquityInstrumentsOtherThanOptionsNonvestedNumber"/>
    <link:loc xlink:type="locator" xlink:label="loc_us-gaap_ShareBasedCompensationArrangementByShareBasedPaymentAwardEquityInstrumentsOtherThanOptionsNonvestedWeightedAverageGrantDateFairValueRollForward_e9003894-7089-46f2-9faf-a7707ea5e4f7" xlink:href="https://xbrl.fasb.org/us-gaap/2022/elts/us-gaap-2022.xsd#us-gaap_ShareBasedCompensationArrangementByShareBasedPaymentAwardEquityInstrumentsOtherThanOptionsNonvestedWeightedAverageGrantDateFairValueRollForward"/>
    <link:definitionArc xlink:arcrole="http://xbrl.org/int/dim/arcrole/domain-member" xlink:from="loc_us-gaap_ShareBasedCompensationArrangementByShareBasedPaymentAwardLineItems_af2cc4c9-0d7f-482d-a978-f71657f060ea" xlink:to="loc_us-gaap_ShareBasedCompensationArrangementByShareBasedPaymentAwardEquityInstrumentsOtherThanOptionsNonvestedWeightedAverageGrantDateFairValueRollForward_e9003894-7089-46f2-9faf-a7707ea5e4f7" xlink:type="arc" order="1"/>
    <link:loc xlink:type="locator" xlink:label="loc_us-gaap_ShareBasedCompensationArrangementByShareBasedPaymentAwardEquityInstrumentsOtherThanOptionsNonvestedWeightedAverageGrantDateFairValue_15de07a7-eb7a-4f25-bd9e-7a942fa356a0" xlink:href="https://xbrl.fasb.org/us-gaap/2022/elts/us-gaap-2022.xsd#us-gaap_ShareBasedCompensationArrangementByShareBasedPaymentAwardEquityInstrumentsOtherThanOptionsNonvestedWeightedAverageGrantDateFairValue"/>
    <link:definitionArc xlink:arcrole="http://xbrl.org/int/dim/arcrole/domain-member" xlink:from="loc_us-gaap_ShareBasedCompensationArrangementByShareBasedPaymentAwardEquityInstrumentsOtherThanOptionsNonvestedWeightedAverageGrantDateFairValueRollForward_e9003894-7089-46f2-9faf-a7707ea5e4f7" xlink:to="loc_us-gaap_ShareBasedCompensationArrangementByShareBasedPaymentAwardEquityInstrumentsOtherThanOptionsNonvestedWeightedAverageGrantDateFairValue_15de07a7-eb7a-4f25-bd9e-7a942fa356a0" xlink:type="arc" order="1"/>
    <link:loc xlink:type="locator" xlink:label="loc_us-gaap_ShareBasedCompensationArrangementByShareBasedPaymentAwardEquityInstrumentsOtherThanOptionsGrantsInPeriodWeightedAverageGrantDateFairValue_b1f38ec4-a9f8-4650-bdc9-c1d949e1e0f6" xlink:href="https://xbrl.fasb.org/us-gaap/2022/elts/us-gaap-2022.xsd#us-gaap_ShareBasedCompensationArrangementByShareBasedPaymentAwardEquityInstrumentsOtherThanOptionsGrantsInPeriodWeightedAverageGrantDateFairValue"/>
    <link:definitionArc xlink:arcrole="http://xbrl.org/int/dim/arcrole/domain-member" xlink:from="loc_us-gaap_ShareBasedCompensationArrangementByShareBasedPaymentAwardEquityInstrumentsOtherThanOptionsNonvestedWeightedAverageGrantDateFairValueRollForward_e9003894-7089-46f2-9faf-a7707ea5e4f7" xlink:to="loc_us-gaap_ShareBasedCompensationArrangementByShareBasedPaymentAwardEquityInstrumentsOtherThanOptionsGrantsInPeriodWeightedAverageGrantDateFairValue_b1f38ec4-a9f8-4650-bdc9-c1d949e1e0f6" xlink:type="arc" order="2"/>
    <link:loc xlink:type="locator" xlink:label="loc_us-gaap_ShareBasedCompensationArrangementByShareBasedPaymentAwardEquityInstrumentsOtherThanOptionsVestedInPeriodWeightedAverageGrantDateFairValue_72712f56-c2cb-4e27-b89a-888b041c2c3c" xlink:href="https://xbrl.fasb.org/us-gaap/2022/elts/us-gaap-2022.xsd#us-gaap_ShareBasedCompensationArrangementByShareBasedPaymentAwardEquityInstrumentsOtherThanOptionsVestedInPeriodWeightedAverageGrantDateFairValue"/>
    <link:definitionArc xlink:arcrole="http://xbrl.org/int/dim/arcrole/domain-member" xlink:from="loc_us-gaap_ShareBasedCompensationArrangementByShareBasedPaymentAwardEquityInstrumentsOtherThanOptionsNonvestedWeightedAverageGrantDateFairValueRollForward_e9003894-7089-46f2-9faf-a7707ea5e4f7" xlink:to="loc_us-gaap_ShareBasedCompensationArrangementByShareBasedPaymentAwardEquityInstrumentsOtherThanOptionsVestedInPeriodWeightedAverageGrantDateFairValue_72712f56-c2cb-4e27-b89a-888b041c2c3c" xlink:type="arc" order="3"/>
    <link:loc xlink:type="locator" xlink:label="loc_us-gaap_ShareBasedCompensationArrangementByShareBasedPaymentAwardEquityInstrumentsOtherThanOptionsForfeituresWeightedAverageGrantDateFairValue_650a59d5-370b-471b-b897-14aba6a8ef33" xlink:href="https://xbrl.fasb.org/us-gaap/2022/elts/us-gaap-2022.xsd#us-gaap_ShareBasedCompensationArrangementByShareBasedPaymentAwardEquityInstrumentsOtherThanOptionsForfeituresWeightedAverageGrantDateFairValue"/>
    <link:definitionArc xlink:arcrole="http://xbrl.org/int/dim/arcrole/domain-member" xlink:from="loc_us-gaap_ShareBasedCompensationArrangementByShareBasedPaymentAwardEquityInstrumentsOtherThanOptionsNonvestedWeightedAverageGrantDateFairValueRollForward_e9003894-7089-46f2-9faf-a7707ea5e4f7" xlink:to="loc_us-gaap_ShareBasedCompensationArrangementByShareBasedPaymentAwardEquityInstrumentsOtherThanOptionsForfeituresWeightedAverageGrantDateFairValue_650a59d5-370b-471b-b897-14aba6a8ef33" xlink:type="arc" order="4"/>
    <link:loc xlink:type="locator" xlink:label="loc_us-gaap_ShareBasedCompensationArrangementByShareBasedPaymentAwardEquityInstrumentsOtherThanOptionsNonvestedWeightedAverageGrantDateFairValue_c9523815-951f-40df-a2c7-65f28183c0a8" xlink:href="https://xbrl.fasb.org/us-gaap/2022/elts/us-gaap-2022.xsd#us-gaap_ShareBasedCompensationArrangementByShareBasedPaymentAwardEquityInstrumentsOtherThanOptionsNonvestedWeightedAverageGrantDateFairValue"/>
    <link:loc xlink:type="locator" xlink:label="loc_r_ShareBasedCompensationArrangementByShareBasedPaymentAwardOtherThanOptionPercentage_8f923d5a-5e61-49a3-82b3-e297dda9f28d" xlink:href="r-20221231.xsd#r_ShareBasedCompensationArrangementByShareBasedPaymentAwardOtherThanOptionPercentage"/>
    <link:definitionArc xlink:arcrole="http://xbrl.org/int/dim/arcrole/domain-member" xlink:from="loc_us-gaap_ShareBasedCompensationArrangementByShareBasedPaymentAwardLineItems_af2cc4c9-0d7f-482d-a978-f71657f060ea" xlink:to="loc_r_ShareBasedCompensationArrangementByShareBasedPaymentAwardOtherThanOptionPercentage_8f923d5a-5e61-49a3-82b3-e297dda9f28d" xlink:type="arc" order="2"/>
    <link:loc xlink:type="locator" xlink:label="loc_us-gaap_ScheduleOfShareBasedCompensationArrangementsByShareBasedPaymentAwardTable_ce8faf87-f39c-4006-a1c9-e365d94c230c" xlink:href="https://xbrl.fasb.org/us-gaap/2022/elts/us-gaap-2022.xsd#us-gaap_ScheduleOfShareBasedCompensationArrangementsByShareBasedPaymentAwardTable"/>
    <link:definitionArc xlink:arcrole="http://xbrl.org/int/dim/arcrole/all" xlink:from="loc_us-gaap_ShareBasedCompensationArrangementByShareBasedPaymentAwardLineItems_af2cc4c9-0d7f-482d-a978-f71657f060ea" xlink:to="loc_us-gaap_ScheduleOfShareBasedCompensationArrangementsByShareBasedPaymentAwardTable_ce8faf87-f39c-4006-a1c9-e365d94c230c" xlink:type="arc" order="1" xbrldt:closed="true" xbrldt:contextElement="segment"/>
    <link:loc xlink:type="locator" xlink:label="loc_us-gaap_AwardTypeAxis_e81470d7-bba8-49ae-882e-54935d60d2b7" xlink:href="https://xbrl.fasb.org/us-gaap/2022/elts/us-gaap-2022.xsd#us-gaap_AwardTypeAxis"/>
    <link:definitionArc xlink:arcrole="http://xbrl.org/int/dim/arcrole/hypercube-dimension" xlink:from="loc_us-gaap_ScheduleOfShareBasedCompensationArrangementsByShareBasedPaymentAwardTable_ce8faf87-f39c-4006-a1c9-e365d94c230c" xlink:to="loc_us-gaap_AwardTypeAxis_e81470d7-bba8-49ae-882e-54935d60d2b7" xlink:type="arc" order="1"/>
    <link:loc xlink:type="locator" xlink:label="loc_us-gaap_ShareBasedCompensationArrangementsByShareBasedPaymentAwardAwardTypeAndPlanNameDomain_e81470d7-bba8-49ae-882e-54935d60d2b7_default" xlink:href="https://xbrl.fasb.org/us-gaap/2022/elts/us-gaap-2022.xsd#us-gaap_ShareBasedCompensationArrangementsByShareBasedPaymentAwardAwardTypeAndPlanNameDomain"/>
    <link:definitionArc xlink:arcrole="http://xbrl.org/int/dim/arcrole/dimension-default" xlink:from="loc_us-gaap_AwardTypeAxis_e81470d7-bba8-49ae-882e-54935d60d2b7" xlink:to="loc_us-gaap_ShareBasedCompensationArrangementsByShareBasedPaymentAwardAwardTypeAndPlanNameDomain_e81470d7-bba8-49ae-882e-54935d60d2b7_default" xlink:type="arc" order="1"/>
    <link:loc xlink:type="locator" xlink:label="loc_us-gaap_ShareBasedCompensationArrangementsByShareBasedPaymentAwardAwardTypeAndPlanNameDomain_b6bdcbe7-0a80-4df0-a21f-1a5a354add91" xlink:href="https://xbrl.fasb.org/us-gaap/2022/elts/us-gaap-2022.xsd#us-gaap_ShareBasedCompensationArrangementsByShareBasedPaymentAwardAwardTypeAndPlanNameDomain"/>
    <link:definitionArc xlink:arcrole="http://xbrl.org/int/dim/arcrole/dimension-domain" xlink:from="loc_us-gaap_AwardTypeAxis_e81470d7-bba8-49ae-882e-54935d60d2b7" xlink:to="loc_us-gaap_ShareBasedCompensationArrangementsByShareBasedPaymentAwardAwardTypeAndPlanNameDomain_b6bdcbe7-0a80-4df0-a21f-1a5a354add91" xlink:type="arc" order="1"/>
    <link:loc xlink:type="locator" xlink:label="loc_us-gaap_RestrictedStockMember_158209e7-6f75-4af5-b30c-f0c7c2a97a15" xlink:href="https://xbrl.fasb.org/us-gaap/2022/elts/us-gaap-2022.xsd#us-gaap_RestrictedStockMember"/>
    <link:definitionArc xlink:arcrole="http://xbrl.org/int/dim/arcrole/domain-member" xlink:from="loc_us-gaap_ShareBasedCompensationArrangementsByShareBasedPaymentAwardAwardTypeAndPlanNameDomain_b6bdcbe7-0a80-4df0-a21f-1a5a354add91" xlink:to="loc_us-gaap_RestrictedStockMember_158209e7-6f75-4af5-b30c-f0c7c2a97a15" xlink:type="arc" order="0"/>
    <link:loc xlink:type="locator" xlink:label="loc_us-gaap_PlanNameAxis_3c34a4ed-a818-4d74-a40a-7d6567cd723b" xlink:href="https://xbrl.fasb.org/us-gaap/2022/elts/us-gaap-2022.xsd#us-gaap_PlanNameAxis"/>
    <link:definitionArc xlink:arcrole="http://xbrl.org/int/dim/arcrole/hypercube-dimension" xlink:from="loc_us-gaap_ScheduleOfShareBasedCompensationArrangementsByShareBasedPaymentAwardTable_ce8faf87-f39c-4006-a1c9-e365d94c230c" xlink:to="loc_us-gaap_PlanNameAxis_3c34a4ed-a818-4d74-a40a-7d6567cd723b" xlink:type="arc" order="2"/>
    <link:loc xlink:type="locator" xlink:label="loc_us-gaap_PlanNameDomain_3c34a4ed-a818-4d74-a40a-7d6567cd723b_default" xlink:href="https://xbrl.fasb.org/us-gaap/2022/elts/us-gaap-2022.xsd#us-gaap_PlanNameDomain"/>
    <link:definitionArc xlink:arcrole="http://xbrl.org/int/dim/arcrole/dimension-default" xlink:from="loc_us-gaap_PlanNameAxis_3c34a4ed-a818-4d74-a40a-7d6567cd723b" xlink:to="loc_us-gaap_PlanNameDomain_3c34a4ed-a818-4d74-a40a-7d6567cd723b_default" xlink:type="arc" order="1"/>
    <link:loc xlink:type="locator" xlink:label="loc_us-gaap_PlanNameDomain_29a90de3-e2cb-4a25-980e-3dd991c30bbb" xlink:href="https://xbrl.fasb.org/us-gaap/2022/elts/us-gaap-2022.xsd#us-gaap_PlanNameDomain"/>
    <link:definitionArc xlink:arcrole="http://xbrl.org/int/dim/arcrole/dimension-domain" xlink:from="loc_us-gaap_PlanNameAxis_3c34a4ed-a818-4d74-a40a-7d6567cd723b" xlink:to="loc_us-gaap_PlanNameDomain_29a90de3-e2cb-4a25-980e-3dd991c30bbb" xlink:type="arc" order="1"/>
    <link:loc xlink:type="locator" xlink:label="loc_r_TimeVestedMember_d459c945-0ada-4fe5-831f-50b907bcc4ab" xlink:href="r-20221231.xsd#r_TimeVestedMember"/>
    <link:definitionArc xlink:arcrole="http://xbrl.org/int/dim/arcrole/domain-member" xlink:from="loc_us-gaap_PlanNameDomain_29a90de3-e2cb-4a25-980e-3dd991c30bbb" xlink:to="loc_r_TimeVestedMember_d459c945-0ada-4fe5-831f-50b907bcc4ab" xlink:type="arc" order="0"/>
    <link:loc xlink:type="locator" xlink:label="loc_r_PerformanceBasedVestedMemberDomain_4c354bff-03d9-48fa-80b7-72bfae7a9f2d" xlink:href="r-20221231.xsd#r_PerformanceBasedVestedMemberDomain"/>
    <link:definitionArc xlink:arcrole="http://xbrl.org/int/dim/arcrole/domain-member" xlink:from="loc_us-gaap_PlanNameDomain_29a90de3-e2cb-4a25-980e-3dd991c30bbb" xlink:to="loc_r_PerformanceBasedVestedMemberDomain_4c354bff-03d9-48fa-80b7-72bfae7a9f2d" xlink:type="arc" order="1"/>
  </link:definitionLink>
  <link:roleRef roleURI="http://www.ryder.com/role/SHAREBASEDCOMPENSATIONPLANSSharePurchaseandRelatedWeightedAverageESPPDetails" xlink:type="simple" xlink:href="r-20221231.xsd#SHAREBASEDCOMPENSATIONPLANSSharePurchaseandRelatedWeightedAverageESPPDetails"/>
  <link:definitionLink xlink:role="http://www.ryder.com/role/SHAREBASEDCOMPENSATIONPLANSSharePurchaseandRelatedWeightedAverageESPPDetails" xlink:type="extended" id="icb7c22aa1d11475a8e5f9f6afba4e25e_SHAREBASEDCOMPENSATIONPLANSSharePurchaseandRelatedWeightedAverageESPPDetails">
    <link:loc xlink:type="locator" xlink:label="loc_us-gaap_ShareBasedCompensationArrangementByShareBasedPaymentAwardLineItems_021a4768-cb00-4964-a233-8bc3ea7e88e1" xlink:href="https://xbrl.fasb.org/us-gaap/2022/elts/us-gaap-2022.xsd#us-gaap_ShareBasedCompensationArrangementByShareBasedPaymentAwardLineItems"/>
    <link:loc xlink:type="locator" xlink:label="loc_r_ShareBasedCompensationArrangementByShareBasedPaymentAwardNumberOfSharesPurchased_65090e4a-656d-414f-9474-4079c0b8b0e3" xlink:href="r-20221231.xsd#r_ShareBasedCompensationArrangementByShareBasedPaymentAwardNumberOfSharesPurchased"/>
    <link:definitionArc xlink:arcrole="http://xbrl.org/int/dim/arcrole/domain-member" xlink:from="loc_us-gaap_ShareBasedCompensationArrangementByShareBasedPaymentAwardLineItems_021a4768-cb00-4964-a233-8bc3ea7e88e1" xlink:to="loc_r_ShareBasedCompensationArrangementByShareBasedPaymentAwardNumberOfSharesPurchased_65090e4a-656d-414f-9474-4079c0b8b0e3" xlink:type="arc" order="0"/>
    <link:loc xlink:type="locator" xlink:label="loc_us-gaap_ShareBasedCompensationArrangementByShareBasedPaymentAwardPerShareWeightedAveragePriceOfSharesPurchased_a96c0eca-fe05-4557-b026-16e8ebdde70b" xlink:href="https://xbrl.fasb.org/us-gaap/2022/elts/us-gaap-2022.xsd#us-gaap_ShareBasedCompensationArrangementByShareBasedPaymentAwardPerShareWeightedAveragePriceOfSharesPurchased"/>
    <link:definitionArc xlink:arcrole="http://xbrl.org/int/dim/arcrole/domain-member" xlink:from="loc_us-gaap_ShareBasedCompensationArrangementByShareBasedPaymentAwardLineItems_021a4768-cb00-4964-a233-8bc3ea7e88e1" xlink:to="loc_us-gaap_ShareBasedCompensationArrangementByShareBasedPaymentAwardPerShareWeightedAveragePriceOfSharesPurchased_a96c0eca-fe05-4557-b026-16e8ebdde70b" xlink:type="arc" order="1"/>
    <link:loc xlink:type="locator" xlink:label="loc_us-gaap_ScheduleOfShareBasedCompensationArrangementsByShareBasedPaymentAwardTable_379b6238-f107-473e-bf0f-7bca7a775558" xlink:href="https://xbrl.fasb.org/us-gaap/2022/elts/us-gaap-2022.xsd#us-gaap_ScheduleOfShareBasedCompensationArrangementsByShareBasedPaymentAwardTable"/>
    <link:definitionArc xlink:arcrole="http://xbrl.org/int/dim/arcrole/all" xlink:from="loc_us-gaap_ShareBasedCompensationArrangementByShareBasedPaymentAwardLineItems_021a4768-cb00-4964-a233-8bc3ea7e88e1" xlink:to="loc_us-gaap_ScheduleOfShareBasedCompensationArrangementsByShareBasedPaymentAwardTable_379b6238-f107-473e-bf0f-7bca7a775558" xlink:type="arc" order="1" xbrldt:closed="true" xbrldt:contextElement="segment"/>
    <link:loc xlink:type="locator" xlink:label="loc_us-gaap_AwardTypeAxis_fe4af13e-f0db-4d65-893f-a1b62ef77f24" xlink:href="https://xbrl.fasb.org/us-gaap/2022/elts/us-gaap-2022.xsd#us-gaap_AwardTypeAxis"/>
    <link:definitionArc xlink:arcrole="http://xbrl.org/int/dim/arcrole/hypercube-dimension" xlink:from="loc_us-gaap_ScheduleOfShareBasedCompensationArrangementsByShareBasedPaymentAwardTable_379b6238-f107-473e-bf0f-7bca7a775558" xlink:to="loc_us-gaap_AwardTypeAxis_fe4af13e-f0db-4d65-893f-a1b62ef77f24" xlink:type="arc" order="1"/>
    <link:loc xlink:type="locator" xlink:label="loc_us-gaap_ShareBasedCompensationArrangementsByShareBasedPaymentAwardAwardTypeAndPlanNameDomain_fe4af13e-f0db-4d65-893f-a1b62ef77f24_default" xlink:href="https://xbrl.fasb.org/us-gaap/2022/elts/us-gaap-2022.xsd#us-gaap_ShareBasedCompensationArrangementsByShareBasedPaymentAwardAwardTypeAndPlanNameDomain"/>
    <link:definitionArc xlink:arcrole="http://xbrl.org/int/dim/arcrole/dimension-default" xlink:from="loc_us-gaap_AwardTypeAxis_fe4af13e-f0db-4d65-893f-a1b62ef77f24" xlink:to="loc_us-gaap_ShareBasedCompensationArrangementsByShareBasedPaymentAwardAwardTypeAndPlanNameDomain_fe4af13e-f0db-4d65-893f-a1b62ef77f24_default" xlink:type="arc" order="1"/>
    <link:loc xlink:type="locator" xlink:label="loc_us-gaap_ShareBasedCompensationArrangementsByShareBasedPaymentAwardAwardTypeAndPlanNameDomain_9240ba6d-a433-44c1-be9d-7eaf7154b79d" xlink:href="https://xbrl.fasb.org/us-gaap/2022/elts/us-gaap-2022.xsd#us-gaap_ShareBasedCompensationArrangementsByShareBasedPaymentAwardAwardTypeAndPlanNameDomain"/>
    <link:definitionArc xlink:arcrole="http://xbrl.org/int/dim/arcrole/dimension-domain" xlink:from="loc_us-gaap_AwardTypeAxis_fe4af13e-f0db-4d65-893f-a1b62ef77f24" xlink:to="loc_us-gaap_ShareBasedCompensationArrangementsByShareBasedPaymentAwardAwardTypeAndPlanNameDomain_9240ba6d-a433-44c1-be9d-7eaf7154b79d" xlink:type="arc" order="1"/>
    <link:loc xlink:type="locator" xlink:label="loc_r_EmployeeStockPurchasePlanMember_60819b5c-e5af-46e1-a3e3-a39135e4bc5f" xlink:href="r-20221231.xsd#r_EmployeeStockPurchasePlanMember"/>
    <link:definitionArc xlink:arcrole="http://xbrl.org/int/dim/arcrole/domain-member" xlink:from="loc_us-gaap_ShareBasedCompensationArrangementsByShareBasedPaymentAwardAwardTypeAndPlanNameDomain_9240ba6d-a433-44c1-be9d-7eaf7154b79d" xlink:to="loc_r_EmployeeStockPurchasePlanMember_60819b5c-e5af-46e1-a3e3-a39135e4bc5f" xlink:type="arc" order="0"/>
  </link:definitionLink>
  <link:roleRef roleURI="http://www.ryder.com/role/EMPLOYEEBENEFITPLANSNarrativeDetails" xlink:type="simple" xlink:href="r-20221231.xsd#EMPLOYEEBENEFITPLANSNarrativeDetails"/>
  <link:definitionLink xlink:role="http://www.ryder.com/role/EMPLOYEEBENEFITPLANSNarrativeDetails" xlink:type="extended" id="ic916bebb04724db8affe61ff6f28c4ca_EMPLOYEEBENEFITPLANSNarrativeDetails">
    <link:loc xlink:type="locator" xlink:label="loc_us-gaap_DefinedBenefitPlanDisclosureLineItems_d0fe8acd-3708-452e-9512-b54cb3deca7a" xlink:href="https://xbrl.fasb.org/us-gaap/2022/elts/us-gaap-2022.xsd#us-gaap_DefinedBenefitPlanDisclosureLineItems"/>
    <link:loc xlink:type="locator" xlink:label="loc_us-gaap_DefinedBenefitPlanRecognizedNetGainLossDueToCurtailments_099f0027-5fa4-4492-8ed4-26af11da77ae" xlink:href="https://xbrl.fasb.org/us-gaap/2022/elts/us-gaap-2022.xsd#us-gaap_DefinedBenefitPlanRecognizedNetGainLossDueToCurtailments"/>
    <link:definitionArc xlink:arcrole="http://xbrl.org/int/dim/arcrole/domain-member" xlink:from="loc_us-gaap_DefinedBenefitPlanDisclosureLineItems_d0fe8acd-3708-452e-9512-b54cb3deca7a" xlink:to="loc_us-gaap_DefinedBenefitPlanRecognizedNetGainLossDueToCurtailments_099f0027-5fa4-4492-8ed4-26af11da77ae" xlink:type="arc" order="0"/>
    <link:loc xlink:type="locator" xlink:label="loc_us-gaap_DefinedBenefitPensionPlanCurrentAndNoncurrentLiabilities_e7702e9a-2fc7-45d9-86ee-60a899e4e8e1" xlink:href="https://xbrl.fasb.org/us-gaap/2022/elts/us-gaap-2022.xsd#us-gaap_DefinedBenefitPensionPlanCurrentAndNoncurrentLiabilities"/>
    <link:definitionArc xlink:arcrole="http://xbrl.org/int/dim/arcrole/domain-member" xlink:from="loc_us-gaap_DefinedBenefitPlanDisclosureLineItems_d0fe8acd-3708-452e-9512-b54cb3deca7a" xlink:to="loc_us-gaap_DefinedBenefitPensionPlanCurrentAndNoncurrentLiabilities_e7702e9a-2fc7-45d9-86ee-60a899e4e8e1" xlink:type="arc" order="1"/>
    <link:loc xlink:type="locator" xlink:label="loc_us-gaap_DefinedBenefitPlanExpectedAmortizationNextFiscalYear_8c601210-5b07-40cb-ad8b-94117d9d118b" xlink:href="https://xbrl.fasb.org/us-gaap/2022/elts/us-gaap-2022.xsd#us-gaap_DefinedBenefitPlanExpectedAmortizationNextFiscalYear"/>
    <link:definitionArc xlink:arcrole="http://xbrl.org/int/dim/arcrole/domain-member" xlink:from="loc_us-gaap_DefinedBenefitPlanDisclosureLineItems_d0fe8acd-3708-452e-9512-b54cb3deca7a" xlink:to="loc_us-gaap_DefinedBenefitPlanExpectedAmortizationNextFiscalYear_8c601210-5b07-40cb-ad8b-94117d9d118b" xlink:type="arc" order="2"/>
    <link:loc xlink:type="locator" xlink:label="loc_us-gaap_DefinedBenefitPlanPlanAssetsTargetAllocationPercentage_b86e5da4-2e96-4894-bb6f-49028b635e5b" xlink:href="https://xbrl.fasb.org/us-gaap/2022/elts/us-gaap-2022.xsd#us-gaap_DefinedBenefitPlanPlanAssetsTargetAllocationPercentage"/>
    <link:definitionArc xlink:arcrole="http://xbrl.org/int/dim/arcrole/domain-member" xlink:from="loc_us-gaap_DefinedBenefitPlanDisclosureLineItems_d0fe8acd-3708-452e-9512-b54cb3deca7a" xlink:to="loc_us-gaap_DefinedBenefitPlanPlanAssetsTargetAllocationPercentage_b86e5da4-2e96-4894-bb6f-49028b635e5b" xlink:type="arc" order="3"/>
    <link:loc xlink:type="locator" xlink:label="loc_us-gaap_DefinedBenefitPlanContributionsByEmployer_b55e743f-2df5-4b60-92d9-bbba07905db4" xlink:href="https://xbrl.fasb.org/us-gaap/2022/elts/us-gaap-2022.xsd#us-gaap_DefinedBenefitPlanContributionsByEmployer"/>
    <link:definitionArc xlink:arcrole="http://xbrl.org/int/dim/arcrole/domain-member" xlink:from="loc_us-gaap_DefinedBenefitPlanDisclosureLineItems_d0fe8acd-3708-452e-9512-b54cb3deca7a" xlink:to="loc_us-gaap_DefinedBenefitPlanContributionsByEmployer_b55e743f-2df5-4b60-92d9-bbba07905db4" xlink:type="arc" order="4"/>
    <link:loc xlink:type="locator" xlink:label="loc_us-gaap_DefinedBenefitPlanExpectedFutureEmployerContributionsNextFiscalYear_2fdea979-72f7-43b8-a65c-9ad6edf5cbcd" xlink:href="https://xbrl.fasb.org/us-gaap/2022/elts/us-gaap-2022.xsd#us-gaap_DefinedBenefitPlanExpectedFutureEmployerContributionsNextFiscalYear"/>
    <link:definitionArc xlink:arcrole="http://xbrl.org/int/dim/arcrole/domain-member" xlink:from="loc_us-gaap_DefinedBenefitPlanDisclosureLineItems_d0fe8acd-3708-452e-9512-b54cb3deca7a" xlink:to="loc_us-gaap_DefinedBenefitPlanExpectedFutureEmployerContributionsNextFiscalYear_2fdea979-72f7-43b8-a65c-9ad6edf5cbcd" xlink:type="arc" order="5"/>
    <link:loc xlink:type="locator" xlink:label="loc_us-gaap_DefinedContributionPlanCostRecognized_0d18f832-0911-4213-9ae6-a316d8c10d0e" xlink:href="https://xbrl.fasb.org/us-gaap/2022/elts/us-gaap-2022.xsd#us-gaap_DefinedContributionPlanCostRecognized"/>
    <link:definitionArc xlink:arcrole="http://xbrl.org/int/dim/arcrole/domain-member" xlink:from="loc_us-gaap_DefinedBenefitPlanDisclosureLineItems_d0fe8acd-3708-452e-9512-b54cb3deca7a" xlink:to="loc_us-gaap_DefinedContributionPlanCostRecognized_0d18f832-0911-4213-9ae6-a316d8c10d0e" xlink:type="arc" order="6"/>
    <link:loc xlink:type="locator" xlink:label="loc_us-gaap_DeferredCompensationLiabilityCurrentAndNoncurrent_2ce745d6-9fbb-4a05-83d1-f2c3a8b2302a" xlink:href="https://xbrl.fasb.org/us-gaap/2022/elts/us-gaap-2022.xsd#us-gaap_DeferredCompensationLiabilityCurrentAndNoncurrent"/>
    <link:definitionArc xlink:arcrole="http://xbrl.org/int/dim/arcrole/domain-member" xlink:from="loc_us-gaap_DefinedBenefitPlanDisclosureLineItems_d0fe8acd-3708-452e-9512-b54cb3deca7a" xlink:to="loc_us-gaap_DeferredCompensationLiabilityCurrentAndNoncurrent_2ce745d6-9fbb-4a05-83d1-f2c3a8b2302a" xlink:type="arc" order="7"/>
    <link:loc xlink:type="locator" xlink:label="loc_us-gaap_DeferredCompensationPlanAssets_17bfc574-bc53-4ffc-9475-00d17b38a0b6" xlink:href="https://xbrl.fasb.org/us-gaap/2022/elts/us-gaap-2022.xsd#us-gaap_DeferredCompensationPlanAssets"/>
    <link:definitionArc xlink:arcrole="http://xbrl.org/int/dim/arcrole/domain-member" xlink:from="loc_us-gaap_DefinedBenefitPlanDisclosureLineItems_d0fe8acd-3708-452e-9512-b54cb3deca7a" xlink:to="loc_us-gaap_DeferredCompensationPlanAssets_17bfc574-bc53-4ffc-9475-00d17b38a0b6" xlink:type="arc" order="8"/>
    <link:loc xlink:type="locator" xlink:label="loc_us-gaap_DebtAndEquitySecuritiesRealizedGainLoss_1aa05ca2-67b0-4e95-ab7d-649c871d8287" xlink:href="https://xbrl.fasb.org/us-gaap/2022/elts/us-gaap-2022.xsd#us-gaap_DebtAndEquitySecuritiesRealizedGainLoss"/>
    <link:definitionArc xlink:arcrole="http://xbrl.org/int/dim/arcrole/domain-member" xlink:from="loc_us-gaap_DefinedBenefitPlanDisclosureLineItems_d0fe8acd-3708-452e-9512-b54cb3deca7a" xlink:to="loc_us-gaap_DebtAndEquitySecuritiesRealizedGainLoss_1aa05ca2-67b0-4e95-ab7d-649c871d8287" xlink:type="arc" order="9"/>
    <link:loc xlink:type="locator" xlink:label="loc_us-gaap_DebtAndEquitySecuritiesUnrealizedGainLoss_a3f4f36d-1810-4983-ad1f-1588ea867ba7" xlink:href="https://xbrl.fasb.org/us-gaap/2022/elts/us-gaap-2022.xsd#us-gaap_DebtAndEquitySecuritiesUnrealizedGainLoss"/>
    <link:definitionArc xlink:arcrole="http://xbrl.org/int/dim/arcrole/domain-member" xlink:from="loc_us-gaap_DefinedBenefitPlanDisclosureLineItems_d0fe8acd-3708-452e-9512-b54cb3deca7a" xlink:to="loc_us-gaap_DebtAndEquitySecuritiesUnrealizedGainLoss_a3f4f36d-1810-4983-ad1f-1588ea867ba7" xlink:type="arc" order="10"/>
    <link:loc xlink:type="locator" xlink:label="loc_us-gaap_ScheduleOfDefinedBenefitPlansDisclosuresTable_0df6bfb2-8e6b-41df-a7a1-b48764a2a234" xlink:href="https://xbrl.fasb.org/us-gaap/2022/elts/us-gaap-2022.xsd#us-gaap_ScheduleOfDefinedBenefitPlansDisclosuresTable"/>
    <link:definitionArc xlink:arcrole="http://xbrl.org/int/dim/arcrole/all" xlink:from="loc_us-gaap_DefinedBenefitPlanDisclosureLineItems_d0fe8acd-3708-452e-9512-b54cb3deca7a" xlink:to="loc_us-gaap_ScheduleOfDefinedBenefitPlansDisclosuresTable_0df6bfb2-8e6b-41df-a7a1-b48764a2a234" xlink:type="arc" order="1" xbrldt:closed="true" xbrldt:contextElement="segment"/>
    <link:loc xlink:type="locator" xlink:label="loc_us-gaap_RetirementPlanTypeAxis_dff827ab-38c4-4aa4-a24f-b04a0ca456d8" xlink:href="https://xbrl.fasb.org/us-gaap/2022/elts/us-gaap-2022.xsd#us-gaap_RetirementPlanTypeAxis"/>
    <link:definitionArc xlink:arcrole="http://xbrl.org/int/dim/arcrole/hypercube-dimension" xlink:from="loc_us-gaap_ScheduleOfDefinedBenefitPlansDisclosuresTable_0df6bfb2-8e6b-41df-a7a1-b48764a2a234" xlink:to="loc_us-gaap_RetirementPlanTypeAxis_dff827ab-38c4-4aa4-a24f-b04a0ca456d8" xlink:type="arc" order="1"/>
    <link:loc xlink:type="locator" xlink:label="loc_us-gaap_RetirementPlanTypeDomain_dff827ab-38c4-4aa4-a24f-b04a0ca456d8_default" xlink:href="https://xbrl.fasb.org/us-gaap/2022/elts/us-gaap-2022.xsd#us-gaap_RetirementPlanTypeDomain"/>
    <link:definitionArc xlink:arcrole="http://xbrl.org/int/dim/arcrole/dimension-default" xlink:from="loc_us-gaap_RetirementPlanTypeAxis_dff827ab-38c4-4aa4-a24f-b04a0ca456d8" xlink:to="loc_us-gaap_RetirementPlanTypeDomain_dff827ab-38c4-4aa4-a24f-b04a0ca456d8_default" xlink:type="arc" order="1"/>
    <link:loc xlink:type="locator" xlink:label="loc_us-gaap_RetirementPlanTypeDomain_4c692795-5145-460f-bce2-1ce1fb73cef4" xlink:href="https://xbrl.fasb.org/us-gaap/2022/elts/us-gaap-2022.xsd#us-gaap_RetirementPlanTypeDomain"/>
    <link:definitionArc xlink:arcrole="http://xbrl.org/int/dim/arcrole/dimension-domain" xlink:from="loc_us-gaap_RetirementPlanTypeAxis_dff827ab-38c4-4aa4-a24f-b04a0ca456d8" xlink:to="loc_us-gaap_RetirementPlanTypeDomain_4c692795-5145-460f-bce2-1ce1fb73cef4" xlink:type="arc" order="1"/>
    <link:loc xlink:type="locator" xlink:label="loc_us-gaap_PensionPlansDefinedBenefitMember_28fea751-95f0-42e5-a26c-5abaeaeea204" xlink:href="https://xbrl.fasb.org/us-gaap/2022/elts/us-gaap-2022.xsd#us-gaap_PensionPlansDefinedBenefitMember"/>
    <link:definitionArc xlink:arcrole="http://xbrl.org/int/dim/arcrole/domain-member" xlink:from="loc_us-gaap_RetirementPlanTypeDomain_4c692795-5145-460f-bce2-1ce1fb73cef4" xlink:to="loc_us-gaap_PensionPlansDefinedBenefitMember_28fea751-95f0-42e5-a26c-5abaeaeea204" xlink:type="arc" order="0"/>
    <link:loc xlink:type="locator" xlink:label="loc_us-gaap_OtherPensionPlansPostretirementOrSupplementalPlansDefinedBenefitMember_1af3b2bc-fff7-423e-87a9-8602c828125c" xlink:href="https://xbrl.fasb.org/us-gaap/2022/elts/us-gaap-2022.xsd#us-gaap_OtherPensionPlansPostretirementOrSupplementalPlansDefinedBenefitMember"/>
    <link:definitionArc xlink:arcrole="http://xbrl.org/int/dim/arcrole/domain-member" xlink:from="loc_us-gaap_RetirementPlanTypeDomain_4c692795-5145-460f-bce2-1ce1fb73cef4" xlink:to="loc_us-gaap_OtherPensionPlansPostretirementOrSupplementalPlansDefinedBenefitMember_1af3b2bc-fff7-423e-87a9-8602c828125c" xlink:type="arc" order="1"/>
    <link:loc xlink:type="locator" xlink:label="loc_us-gaap_RetirementPlanNameAxis_dbb16e9d-e552-43e2-bc14-57b228b7989e" xlink:href="https://xbrl.fasb.org/us-gaap/2022/elts/us-gaap-2022.xsd#us-gaap_RetirementPlanNameAxis"/>
    <link:definitionArc xlink:arcrole="http://xbrl.org/int/dim/arcrole/hypercube-dimension" xlink:from="loc_us-gaap_ScheduleOfDefinedBenefitPlansDisclosuresTable_0df6bfb2-8e6b-41df-a7a1-b48764a2a234" xlink:to="loc_us-gaap_RetirementPlanNameAxis_dbb16e9d-e552-43e2-bc14-57b228b7989e" xlink:type="arc" order="2"/>
    <link:loc xlink:type="locator" xlink:label="loc_us-gaap_RetirementPlanNameDomain_dbb16e9d-e552-43e2-bc14-57b228b7989e_default" xlink:href="https://xbrl.fasb.org/us-gaap/2022/elts/us-gaap-2022.xsd#us-gaap_RetirementPlanNameDomain"/>
    <link:definitionArc xlink:arcrole="http://xbrl.org/int/dim/arcrole/dimension-default" xlink:from="loc_us-gaap_RetirementPlanNameAxis_dbb16e9d-e552-43e2-bc14-57b228b7989e" xlink:to="loc_us-gaap_RetirementPlanNameDomain_dbb16e9d-e552-43e2-bc14-57b228b7989e_default" xlink:type="arc" order="1"/>
    <link:loc xlink:type="locator" xlink:label="loc_us-gaap_RetirementPlanNameDomain_fe3d373b-c632-493c-b2a0-c8d19ce6203e" xlink:href="https://xbrl.fasb.org/us-gaap/2022/elts/us-gaap-2022.xsd#us-gaap_RetirementPlanNameDomain"/>
    <link:definitionArc xlink:arcrole="http://xbrl.org/int/dim/arcrole/dimension-domain" xlink:from="loc_us-gaap_RetirementPlanNameAxis_dbb16e9d-e552-43e2-bc14-57b228b7989e" xlink:to="loc_us-gaap_RetirementPlanNameDomain_fe3d373b-c632-493c-b2a0-c8d19ce6203e" xlink:type="arc" order="1"/>
    <link:loc xlink:type="locator" xlink:label="loc_r_CompanyAdministeredPlanMember_62d7cb18-86dc-48b6-a4b0-d6bec6d90769" xlink:href="r-20221231.xsd#r_CompanyAdministeredPlanMember"/>
    <link:definitionArc xlink:arcrole="http://xbrl.org/int/dim/arcrole/domain-member" xlink:from="loc_us-gaap_RetirementPlanNameDomain_fe3d373b-c632-493c-b2a0-c8d19ce6203e" xlink:to="loc_r_CompanyAdministeredPlanMember_62d7cb18-86dc-48b6-a4b0-d6bec6d90769" xlink:type="arc" order="0"/>
    <link:loc xlink:type="locator" xlink:label="loc_us-gaap_InvestmentTypeAxis_d2ad1091-5ba5-45f5-a7de-b02a5a36094b" xlink:href="https://xbrl.fasb.org/us-gaap/2022/elts/us-gaap-2022.xsd#us-gaap_InvestmentTypeAxis"/>
    <link:definitionArc xlink:arcrole="http://xbrl.org/int/dim/arcrole/hypercube-dimension" xlink:from="loc_us-gaap_ScheduleOfDefinedBenefitPlansDisclosuresTable_0df6bfb2-8e6b-41df-a7a1-b48764a2a234" xlink:to="loc_us-gaap_InvestmentTypeAxis_d2ad1091-5ba5-45f5-a7de-b02a5a36094b" xlink:type="arc" order="3"/>
    <link:loc xlink:type="locator" xlink:label="loc_us-gaap_InvestmentTypeCategorizationMember_d2ad1091-5ba5-45f5-a7de-b02a5a36094b_default" xlink:href="https://xbrl.fasb.org/us-gaap/2022/elts/us-gaap-2022.xsd#us-gaap_InvestmentTypeCategorizationMember"/>
    <link:definitionArc xlink:arcrole="http://xbrl.org/int/dim/arcrole/dimension-default" xlink:from="loc_us-gaap_InvestmentTypeAxis_d2ad1091-5ba5-45f5-a7de-b02a5a36094b" xlink:to="loc_us-gaap_InvestmentTypeCategorizationMember_d2ad1091-5ba5-45f5-a7de-b02a5a36094b_default" xlink:type="arc" order="1"/>
    <link:loc xlink:type="locator" xlink:label="loc_us-gaap_InvestmentTypeCategorizationMember_69f96091-bf0d-4c9e-9dc9-61dc8677a37d" xlink:href="https://xbrl.fasb.org/us-gaap/2022/elts/us-gaap-2022.xsd#us-gaap_InvestmentTypeCategorizationMember"/>
    <link:definitionArc xlink:arcrole="http://xbrl.org/int/dim/arcrole/dimension-domain" xlink:from="loc_us-gaap_InvestmentTypeAxis_d2ad1091-5ba5-45f5-a7de-b02a5a36094b" xlink:to="loc_us-gaap_InvestmentTypeCategorizationMember_69f96091-bf0d-4c9e-9dc9-61dc8677a37d" xlink:type="arc" order="1"/>
    <link:loc xlink:type="locator" xlink:label="loc_r_RabbiTrustsMember_a52b3955-e225-44f2-93d3-c60d35c5d32f" xlink:href="r-20221231.xsd#r_RabbiTrustsMember"/>
    <link:definitionArc xlink:arcrole="http://xbrl.org/int/dim/arcrole/domain-member" xlink:from="loc_us-gaap_InvestmentTypeCategorizationMember_69f96091-bf0d-4c9e-9dc9-61dc8677a37d" xlink:to="loc_r_RabbiTrustsMember_a52b3955-e225-44f2-93d3-c60d35c5d32f" xlink:type="arc" order="0"/>
    <link:loc xlink:type="locator" xlink:label="loc_us-gaap_DeferredCompensationArrangementWithIndividualPostretirementBenefitsByTypeOfDeferredCompensationAxis_50be968d-955e-4c35-bf26-0d9c29b12c66" xlink:href="https://xbrl.fasb.org/us-gaap/2022/elts/us-gaap-2022.xsd#us-gaap_DeferredCompensationArrangementWithIndividualPostretirementBenefitsByTypeOfDeferredCompensationAxis"/>
    <link:definitionArc xlink:arcrole="http://xbrl.org/int/dim/arcrole/hypercube-dimension" xlink:from="loc_us-gaap_ScheduleOfDefinedBenefitPlansDisclosuresTable_0df6bfb2-8e6b-41df-a7a1-b48764a2a234" xlink:to="loc_us-gaap_DeferredCompensationArrangementWithIndividualPostretirementBenefitsByTypeOfDeferredCompensationAxis_50be968d-955e-4c35-bf26-0d9c29b12c66" xlink:type="arc" order="4"/>
    <link:loc xlink:type="locator" xlink:label="loc_us-gaap_OtherPostretirementBenefitsIndividualContractsTypeOfDeferredCompensationDomain_50be968d-955e-4c35-bf26-0d9c29b12c66_default" xlink:href="https://xbrl.fasb.org/us-gaap/2022/elts/us-gaap-2022.xsd#us-gaap_OtherPostretirementBenefitsIndividualContractsTypeOfDeferredCompensationDomain"/>
    <link:definitionArc xlink:arcrole="http://xbrl.org/int/dim/arcrole/dimension-default" xlink:from="loc_us-gaap_DeferredCompensationArrangementWithIndividualPostretirementBenefitsByTypeOfDeferredCompensationAxis_50be968d-955e-4c35-bf26-0d9c29b12c66" xlink:to="loc_us-gaap_OtherPostretirementBenefitsIndividualContractsTypeOfDeferredCompensationDomain_50be968d-955e-4c35-bf26-0d9c29b12c66_default" xlink:type="arc" order="1"/>
    <link:loc xlink:type="locator" xlink:label="loc_us-gaap_OtherPostretirementBenefitsIndividualContractsTypeOfDeferredCompensationDomain_e89b0c5e-d0bc-4725-97af-673c73fb3229" xlink:href="https://xbrl.fasb.org/us-gaap/2022/elts/us-gaap-2022.xsd#us-gaap_OtherPostretirementBenefitsIndividualContractsTypeOfDeferredCompensationDomain"/>
    <link:definitionArc xlink:arcrole="http://xbrl.org/int/dim/arcrole/dimension-domain" xlink:from="loc_us-gaap_DeferredCompensationArrangementWithIndividualPostretirementBenefitsByTypeOfDeferredCompensationAxis_50be968d-955e-4c35-bf26-0d9c29b12c66" xlink:to="loc_us-gaap_OtherPostretirementBenefitsIndividualContractsTypeOfDeferredCompensationDomain_e89b0c5e-d0bc-4725-97af-673c73fb3229" xlink:type="arc" order="1"/>
    <link:loc xlink:type="locator" xlink:label="loc_us-gaap_DeferredCompensationArrangementWithIndividualByTypeOfCompensationPensionAndOtherPostretirementBenefitsMember_cf125d3d-0c63-45b7-8dcb-d9284e577ac0" xlink:href="https://xbrl.fasb.org/us-gaap/2022/elts/us-gaap-2022.xsd#us-gaap_DeferredCompensationArrangementWithIndividualByTypeOfCompensationPensionAndOtherPostretirementBenefitsMember"/>
    <link:definitionArc xlink:arcrole="http://xbrl.org/int/dim/arcrole/domain-member" xlink:from="loc_us-gaap_OtherPostretirementBenefitsIndividualContractsTypeOfDeferredCompensationDomain_e89b0c5e-d0bc-4725-97af-673c73fb3229" xlink:to="loc_us-gaap_DeferredCompensationArrangementWithIndividualByTypeOfCompensationPensionAndOtherPostretirementBenefitsMember_cf125d3d-0c63-45b7-8dcb-d9284e577ac0" xlink:type="arc" order="0"/>
    <link:loc xlink:type="locator" xlink:label="loc_us-gaap_RetirementPlanSponsorLocationAxis_2883f9c4-be78-4d8d-ae83-1b88e5def063" xlink:href="https://xbrl.fasb.org/us-gaap/2022/elts/us-gaap-2022.xsd#us-gaap_RetirementPlanSponsorLocationAxis"/>
    <link:definitionArc xlink:arcrole="http://xbrl.org/int/dim/arcrole/hypercube-dimension" xlink:from="loc_us-gaap_ScheduleOfDefinedBenefitPlansDisclosuresTable_0df6bfb2-8e6b-41df-a7a1-b48764a2a234" xlink:to="loc_us-gaap_RetirementPlanSponsorLocationAxis_2883f9c4-be78-4d8d-ae83-1b88e5def063" xlink:type="arc" order="5"/>
    <link:loc xlink:type="locator" xlink:label="loc_us-gaap_RetirementPlanSponsorLocationDomain_2883f9c4-be78-4d8d-ae83-1b88e5def063_default" xlink:href="https://xbrl.fasb.org/us-gaap/2022/elts/us-gaap-2022.xsd#us-gaap_RetirementPlanSponsorLocationDomain"/>
    <link:definitionArc xlink:arcrole="http://xbrl.org/int/dim/arcrole/dimension-default" xlink:from="loc_us-gaap_RetirementPlanSponsorLocationAxis_2883f9c4-be78-4d8d-ae83-1b88e5def063" xlink:to="loc_us-gaap_RetirementPlanSponsorLocationDomain_2883f9c4-be78-4d8d-ae83-1b88e5def063_default" xlink:type="arc" order="1"/>
    <link:loc xlink:type="locator" xlink:label="loc_us-gaap_RetirementPlanSponsorLocationDomain_83102232-5302-434c-8574-1fa20e579ee6" xlink:href="https://xbrl.fasb.org/us-gaap/2022/elts/us-gaap-2022.xsd#us-gaap_RetirementPlanSponsorLocationDomain"/>
    <link:definitionArc xlink:arcrole="http://xbrl.org/int/dim/arcrole/dimension-domain" xlink:from="loc_us-gaap_RetirementPlanSponsorLocationAxis_2883f9c4-be78-4d8d-ae83-1b88e5def063" xlink:to="loc_us-gaap_RetirementPlanSponsorLocationDomain_83102232-5302-434c-8574-1fa20e579ee6" xlink:type="arc" order="1"/>
    <link:loc xlink:type="locator" xlink:label="loc_us-gaap_DomesticPlanMember_26520e07-da6f-4d83-9441-104837fe9eec" xlink:href="https://xbrl.fasb.org/us-gaap/2022/elts/us-gaap-2022.xsd#us-gaap_DomesticPlanMember"/>
    <link:definitionArc xlink:arcrole="http://xbrl.org/int/dim/arcrole/domain-member" xlink:from="loc_us-gaap_RetirementPlanSponsorLocationDomain_83102232-5302-434c-8574-1fa20e579ee6" xlink:to="loc_us-gaap_DomesticPlanMember_26520e07-da6f-4d83-9441-104837fe9eec" xlink:type="arc" order="0"/>
    <link:loc xlink:type="locator" xlink:label="loc_country_US_ed9db3d9-f584-473f-a110-ec226a200efe" xlink:href="https://xbrl.sec.gov/country/2022/country-2022.xsd#country_US"/>
    <link:definitionArc xlink:arcrole="http://xbrl.org/int/dim/arcrole/domain-member" xlink:from="loc_us-gaap_DomesticPlanMember_26520e07-da6f-4d83-9441-104837fe9eec" xlink:to="loc_country_US_ed9db3d9-f584-473f-a110-ec226a200efe" xlink:type="arc" order="1"/>
  </link:definitionLink>
  <link:roleRef roleURI="http://www.ryder.com/role/EMPLOYEEBENEFITPLANSPensionExpenseFromContinuingOperationsDetails" xlink:type="simple" xlink:href="r-20221231.xsd#EMPLOYEEBENEFITPLANSPensionExpenseFromContinuingOperationsDetails"/>
  <link:definitionLink xlink:role="http://www.ryder.com/role/EMPLOYEEBENEFITPLANSPensionExpenseFromContinuingOperationsDetails" xlink:type="extended" id="idb8bbcf49e83409da9b5cb94def1e9bf_EMPLOYEEBENEFITPLANSPensionExpenseFromContinuingOperationsDetails">
    <link:loc xlink:type="locator" xlink:label="loc_us-gaap_DefinedBenefitPlanDisclosureLineItems_f9063e04-86ff-4348-b36b-b43db9e26eea" xlink:href="https://xbrl.fasb.org/us-gaap/2022/elts/us-gaap-2022.xsd#us-gaap_DefinedBenefitPlanDisclosureLineItems"/>
    <link:loc xlink:type="locator" xlink:label="loc_us-gaap_DefinedBenefitPlanNetPeriodicBenefitCostAbstract_ad9b1a8d-37b9-4315-8acd-7c28e5d27212" xlink:href="https://xbrl.fasb.org/us-gaap/2022/elts/us-gaap-2022.xsd#us-gaap_DefinedBenefitPlanNetPeriodicBenefitCostAbstract"/>
    <link:definitionArc xlink:arcrole="http://xbrl.org/int/dim/arcrole/domain-member" xlink:from="loc_us-gaap_DefinedBenefitPlanDisclosureLineItems_f9063e04-86ff-4348-b36b-b43db9e26eea" xlink:to="loc_us-gaap_DefinedBenefitPlanNetPeriodicBenefitCostAbstract_ad9b1a8d-37b9-4315-8acd-7c28e5d27212" xlink:type="arc" order="0"/>
    <link:loc xlink:type="locator" xlink:label="loc_us-gaap_DefinedBenefitPlanServiceCost_6b5ed4e7-687f-4905-b7ff-d443b09403c6" xlink:href="https://xbrl.fasb.org/us-gaap/2022/elts/us-gaap-2022.xsd#us-gaap_DefinedBenefitPlanServiceCost"/>
    <link:definitionArc xlink:arcrole="http://xbrl.org/int/dim/arcrole/domain-member" xlink:from="loc_us-gaap_DefinedBenefitPlanNetPeriodicBenefitCostAbstract_ad9b1a8d-37b9-4315-8acd-7c28e5d27212" xlink:to="loc_us-gaap_DefinedBenefitPlanServiceCost_6b5ed4e7-687f-4905-b7ff-d443b09403c6" xlink:type="arc" order="1"/>
    <link:loc xlink:type="locator" xlink:label="loc_us-gaap_DefinedBenefitPlanInterestCost_d4fe8d09-4172-4ba2-adc1-27991be1cb0b" xlink:href="https://xbrl.fasb.org/us-gaap/2022/elts/us-gaap-2022.xsd#us-gaap_DefinedBenefitPlanInterestCost"/>
    <link:definitionArc xlink:arcrole="http://xbrl.org/int/dim/arcrole/domain-member" xlink:from="loc_us-gaap_DefinedBenefitPlanNetPeriodicBenefitCostAbstract_ad9b1a8d-37b9-4315-8acd-7c28e5d27212" xlink:to="loc_us-gaap_DefinedBenefitPlanInterestCost_d4fe8d09-4172-4ba2-adc1-27991be1cb0b" xlink:type="arc" order="2"/>
    <link:loc xlink:type="locator" xlink:label="loc_us-gaap_DefinedBenefitPlanExpectedReturnOnPlanAssets_3703b7d8-7aed-4e77-b487-b42b69629f7f" xlink:href="https://xbrl.fasb.org/us-gaap/2022/elts/us-gaap-2022.xsd#us-gaap_DefinedBenefitPlanExpectedReturnOnPlanAssets"/>
    <link:definitionArc xlink:arcrole="http://xbrl.org/int/dim/arcrole/domain-member" xlink:from="loc_us-gaap_DefinedBenefitPlanNetPeriodicBenefitCostAbstract_ad9b1a8d-37b9-4315-8acd-7c28e5d27212" xlink:to="loc_us-gaap_DefinedBenefitPlanExpectedReturnOnPlanAssets_3703b7d8-7aed-4e77-b487-b42b69629f7f" xlink:type="arc" order="3"/>
    <link:loc xlink:type="locator" xlink:label="loc_us-gaap_DefinedBenefitPlanRecognizedNetGainLossDueToCurtailments_b37dc691-1b3e-422a-9817-6a9eef2fb50b" xlink:href="https://xbrl.fasb.org/us-gaap/2022/elts/us-gaap-2022.xsd#us-gaap_DefinedBenefitPlanRecognizedNetGainLossDueToCurtailments"/>
    <link:definitionArc xlink:arcrole="http://xbrl.org/int/dim/arcrole/domain-member" xlink:from="loc_us-gaap_DefinedBenefitPlanNetPeriodicBenefitCostAbstract_ad9b1a8d-37b9-4315-8acd-7c28e5d27212" xlink:to="loc_us-gaap_DefinedBenefitPlanRecognizedNetGainLossDueToCurtailments_b37dc691-1b3e-422a-9817-6a9eef2fb50b" xlink:type="arc" order="4"/>
    <link:loc xlink:type="locator" xlink:label="loc_us-gaap_DefinedBenefitPlanAmortizationOfPriorServiceCostCredit_d76a6605-a8de-47df-9571-607c38bc27d2" xlink:href="https://xbrl.fasb.org/us-gaap/2022/elts/us-gaap-2022.xsd#us-gaap_DefinedBenefitPlanAmortizationOfPriorServiceCostCredit"/>
    <link:definitionArc xlink:arcrole="http://xbrl.org/int/dim/arcrole/domain-member" xlink:from="loc_us-gaap_DefinedBenefitPlanNetPeriodicBenefitCostAbstract_ad9b1a8d-37b9-4315-8acd-7c28e5d27212" xlink:to="loc_us-gaap_DefinedBenefitPlanAmortizationOfPriorServiceCostCredit_d76a6605-a8de-47df-9571-607c38bc27d2" xlink:type="arc" order="5"/>
    <link:loc xlink:type="locator" xlink:label="loc_us-gaap_DefinedBenefitPlanNetPeriodicBenefitCost_8ec5955a-048c-4740-8a84-a0cbd480da32" xlink:href="https://xbrl.fasb.org/us-gaap/2022/elts/us-gaap-2022.xsd#us-gaap_DefinedBenefitPlanNetPeriodicBenefitCost"/>
    <link:definitionArc xlink:arcrole="http://xbrl.org/int/dim/arcrole/domain-member" xlink:from="loc_us-gaap_DefinedBenefitPlanNetPeriodicBenefitCostAbstract_ad9b1a8d-37b9-4315-8acd-7c28e5d27212" xlink:to="loc_us-gaap_DefinedBenefitPlanNetPeriodicBenefitCost_8ec5955a-048c-4740-8a84-a0cbd480da32" xlink:type="arc" order="6"/>
    <link:loc xlink:type="locator" xlink:label="loc_us-gaap_ScheduleOfDefinedBenefitPlansDisclosuresTable_ad2509e1-54a1-4d00-8ccf-a61a88a6741d" xlink:href="https://xbrl.fasb.org/us-gaap/2022/elts/us-gaap-2022.xsd#us-gaap_ScheduleOfDefinedBenefitPlansDisclosuresTable"/>
    <link:definitionArc xlink:arcrole="http://xbrl.org/int/dim/arcrole/all" xlink:from="loc_us-gaap_DefinedBenefitPlanDisclosureLineItems_f9063e04-86ff-4348-b36b-b43db9e26eea" xlink:to="loc_us-gaap_ScheduleOfDefinedBenefitPlansDisclosuresTable_ad2509e1-54a1-4d00-8ccf-a61a88a6741d" xlink:type="arc" order="1" xbrldt:closed="true" xbrldt:contextElement="segment"/>
    <link:loc xlink:type="locator" xlink:label="loc_us-gaap_RetirementPlanTypeAxis_68437553-5f69-4334-98a4-6503bf65199d" xlink:href="https://xbrl.fasb.org/us-gaap/2022/elts/us-gaap-2022.xsd#us-gaap_RetirementPlanTypeAxis"/>
    <link:definitionArc xlink:arcrole="http://xbrl.org/int/dim/arcrole/hypercube-dimension" xlink:from="loc_us-gaap_ScheduleOfDefinedBenefitPlansDisclosuresTable_ad2509e1-54a1-4d00-8ccf-a61a88a6741d" xlink:to="loc_us-gaap_RetirementPlanTypeAxis_68437553-5f69-4334-98a4-6503bf65199d" xlink:type="arc" order="1"/>
    <link:loc xlink:type="locator" xlink:label="loc_us-gaap_RetirementPlanTypeDomain_68437553-5f69-4334-98a4-6503bf65199d_default" xlink:href="https://xbrl.fasb.org/us-gaap/2022/elts/us-gaap-2022.xsd#us-gaap_RetirementPlanTypeDomain"/>
    <link:definitionArc xlink:arcrole="http://xbrl.org/int/dim/arcrole/dimension-default" xlink:from="loc_us-gaap_RetirementPlanTypeAxis_68437553-5f69-4334-98a4-6503bf65199d" xlink:to="loc_us-gaap_RetirementPlanTypeDomain_68437553-5f69-4334-98a4-6503bf65199d_default" xlink:type="arc" order="1"/>
    <link:loc xlink:type="locator" xlink:label="loc_us-gaap_RetirementPlanTypeDomain_f364b15d-3f22-4b5b-bff0-7e14eabaa1a8" xlink:href="https://xbrl.fasb.org/us-gaap/2022/elts/us-gaap-2022.xsd#us-gaap_RetirementPlanTypeDomain"/>
    <link:definitionArc xlink:arcrole="http://xbrl.org/int/dim/arcrole/dimension-domain" xlink:from="loc_us-gaap_RetirementPlanTypeAxis_68437553-5f69-4334-98a4-6503bf65199d" xlink:to="loc_us-gaap_RetirementPlanTypeDomain_f364b15d-3f22-4b5b-bff0-7e14eabaa1a8" xlink:type="arc" order="1"/>
    <link:loc xlink:type="locator" xlink:label="loc_us-gaap_PensionPlansDefinedBenefitMember_f64f313d-7797-403c-9a31-85ec812a0644" xlink:href="https://xbrl.fasb.org/us-gaap/2022/elts/us-gaap-2022.xsd#us-gaap_PensionPlansDefinedBenefitMember"/>
    <link:definitionArc xlink:arcrole="http://xbrl.org/int/dim/arcrole/domain-member" xlink:from="loc_us-gaap_RetirementPlanTypeDomain_f364b15d-3f22-4b5b-bff0-7e14eabaa1a8" xlink:to="loc_us-gaap_PensionPlansDefinedBenefitMember_f64f313d-7797-403c-9a31-85ec812a0644" xlink:type="arc" order="0"/>
    <link:loc xlink:type="locator" xlink:label="loc_us-gaap_RetirementPlanNameAxis_92b1b4ef-65f8-4a59-9399-ed78c723dc8d" xlink:href="https://xbrl.fasb.org/us-gaap/2022/elts/us-gaap-2022.xsd#us-gaap_RetirementPlanNameAxis"/>
    <link:definitionArc xlink:arcrole="http://xbrl.org/int/dim/arcrole/hypercube-dimension" xlink:from="loc_us-gaap_ScheduleOfDefinedBenefitPlansDisclosuresTable_ad2509e1-54a1-4d00-8ccf-a61a88a6741d" xlink:to="loc_us-gaap_RetirementPlanNameAxis_92b1b4ef-65f8-4a59-9399-ed78c723dc8d" xlink:type="arc" order="2"/>
    <link:loc xlink:type="locator" xlink:label="loc_us-gaap_RetirementPlanNameDomain_92b1b4ef-65f8-4a59-9399-ed78c723dc8d_default" xlink:href="https://xbrl.fasb.org/us-gaap/2022/elts/us-gaap-2022.xsd#us-gaap_RetirementPlanNameDomain"/>
    <link:definitionArc xlink:arcrole="http://xbrl.org/int/dim/arcrole/dimension-default" xlink:from="loc_us-gaap_RetirementPlanNameAxis_92b1b4ef-65f8-4a59-9399-ed78c723dc8d" xlink:to="loc_us-gaap_RetirementPlanNameDomain_92b1b4ef-65f8-4a59-9399-ed78c723dc8d_default" xlink:type="arc" order="1"/>
    <link:loc xlink:type="locator" xlink:label="loc_us-gaap_RetirementPlanNameDomain_baf3f6c3-4a51-4d01-8804-3d4edff4cbbe" xlink:href="https://xbrl.fasb.org/us-gaap/2022/elts/us-gaap-2022.xsd#us-gaap_RetirementPlanNameDomain"/>
    <link:definitionArc xlink:arcrole="http://xbrl.org/int/dim/arcrole/dimension-domain" xlink:from="loc_us-gaap_RetirementPlanNameAxis_92b1b4ef-65f8-4a59-9399-ed78c723dc8d" xlink:to="loc_us-gaap_RetirementPlanNameDomain_baf3f6c3-4a51-4d01-8804-3d4edff4cbbe" xlink:type="arc" order="1"/>
    <link:loc xlink:type="locator" xlink:label="loc_r_CompanyAdministeredPlanMember_f5d976c5-d098-4da8-b4e1-c9503dd8f891" xlink:href="r-20221231.xsd#r_CompanyAdministeredPlanMember"/>
    <link:definitionArc xlink:arcrole="http://xbrl.org/int/dim/arcrole/domain-member" xlink:from="loc_us-gaap_RetirementPlanNameDomain_baf3f6c3-4a51-4d01-8804-3d4edff4cbbe" xlink:to="loc_r_CompanyAdministeredPlanMember_f5d976c5-d098-4da8-b4e1-c9503dd8f891" xlink:type="arc" order="0"/>
    <link:loc xlink:type="locator" xlink:label="loc_us-gaap_RetirementPlanSponsorLocationAxis_28f214f6-6589-463e-9b0b-84cefc60ba10" xlink:href="https://xbrl.fasb.org/us-gaap/2022/elts/us-gaap-2022.xsd#us-gaap_RetirementPlanSponsorLocationAxis"/>
    <link:definitionArc xlink:arcrole="http://xbrl.org/int/dim/arcrole/hypercube-dimension" xlink:from="loc_us-gaap_ScheduleOfDefinedBenefitPlansDisclosuresTable_ad2509e1-54a1-4d00-8ccf-a61a88a6741d" xlink:to="loc_us-gaap_RetirementPlanSponsorLocationAxis_28f214f6-6589-463e-9b0b-84cefc60ba10" xlink:type="arc" order="3"/>
    <link:loc xlink:type="locator" xlink:label="loc_us-gaap_RetirementPlanSponsorLocationDomain_28f214f6-6589-463e-9b0b-84cefc60ba10_default" xlink:href="https://xbrl.fasb.org/us-gaap/2022/elts/us-gaap-2022.xsd#us-gaap_RetirementPlanSponsorLocationDomain"/>
    <link:definitionArc xlink:arcrole="http://xbrl.org/int/dim/arcrole/dimension-default" xlink:from="loc_us-gaap_RetirementPlanSponsorLocationAxis_28f214f6-6589-463e-9b0b-84cefc60ba10" xlink:to="loc_us-gaap_RetirementPlanSponsorLocationDomain_28f214f6-6589-463e-9b0b-84cefc60ba10_default" xlink:type="arc" order="1"/>
    <link:loc xlink:type="locator" xlink:label="loc_us-gaap_RetirementPlanSponsorLocationDomain_09c25ace-7660-495d-a8fc-d7d20cf8f1e7" xlink:href="https://xbrl.fasb.org/us-gaap/2022/elts/us-gaap-2022.xsd#us-gaap_RetirementPlanSponsorLocationDomain"/>
    <link:definitionArc xlink:arcrole="http://xbrl.org/int/dim/arcrole/dimension-domain" xlink:from="loc_us-gaap_RetirementPlanSponsorLocationAxis_28f214f6-6589-463e-9b0b-84cefc60ba10" xlink:to="loc_us-gaap_RetirementPlanSponsorLocationDomain_09c25ace-7660-495d-a8fc-d7d20cf8f1e7" xlink:type="arc" order="1"/>
    <link:loc xlink:type="locator" xlink:label="loc_us-gaap_DomesticPlanMember_4d5423ad-ea03-491a-a79d-dbcd954023d8" xlink:href="https://xbrl.fasb.org/us-gaap/2022/elts/us-gaap-2022.xsd#us-gaap_DomesticPlanMember"/>
    <link:definitionArc xlink:arcrole="http://xbrl.org/int/dim/arcrole/domain-member" xlink:from="loc_us-gaap_RetirementPlanSponsorLocationDomain_09c25ace-7660-495d-a8fc-d7d20cf8f1e7" xlink:to="loc_us-gaap_DomesticPlanMember_4d5423ad-ea03-491a-a79d-dbcd954023d8" xlink:type="arc" order="0"/>
    <link:loc xlink:type="locator" xlink:label="loc_country_US_5cf93714-3939-4ae5-b6de-88a4c01b1e01" xlink:href="https://xbrl.sec.gov/country/2022/country-2022.xsd#country_US"/>
    <link:definitionArc xlink:arcrole="http://xbrl.org/int/dim/arcrole/domain-member" xlink:from="loc_us-gaap_DomesticPlanMember_4d5423ad-ea03-491a-a79d-dbcd954023d8" xlink:to="loc_country_US_5cf93714-3939-4ae5-b6de-88a4c01b1e01" xlink:type="arc" order="1"/>
    <link:loc xlink:type="locator" xlink:label="loc_us-gaap_ForeignPlanMember_9f5a79b1-67bf-4831-bb03-82d50656a8d2" xlink:href="https://xbrl.fasb.org/us-gaap/2022/elts/us-gaap-2022.xsd#us-gaap_ForeignPlanMember"/>
    <link:definitionArc xlink:arcrole="http://xbrl.org/int/dim/arcrole/domain-member" xlink:from="loc_us-gaap_RetirementPlanSponsorLocationDomain_09c25ace-7660-495d-a8fc-d7d20cf8f1e7" xlink:to="loc_us-gaap_ForeignPlanMember_9f5a79b1-67bf-4831-bb03-82d50656a8d2" xlink:type="arc" order="1"/>
  </link:definitionLink>
  <link:roleRef roleURI="http://www.ryder.com/role/EMPLOYEEBENEFITPLANSWeightedAverageAssumptionsPensionPlansDetails" xlink:type="simple" xlink:href="r-20221231.xsd#EMPLOYEEBENEFITPLANSWeightedAverageAssumptionsPensionPlansDetails"/>
  <link:definitionLink xlink:role="http://www.ryder.com/role/EMPLOYEEBENEFITPLANSWeightedAverageAssumptionsPensionPlansDetails" xlink:type="extended" id="ia9dd078a7b354fcb9bf6b4ce368d35ea_EMPLOYEEBENEFITPLANSWeightedAverageAssumptionsPensionPlansDetails">
    <link:loc xlink:type="locator" xlink:label="loc_us-gaap_DefinedBenefitPlanDisclosureLineItems_ac564846-53c4-403a-89c0-8836c108cdee" xlink:href="https://xbrl.fasb.org/us-gaap/2022/elts/us-gaap-2022.xsd#us-gaap_DefinedBenefitPlanDisclosureLineItems"/>
    <link:loc xlink:type="locator" xlink:label="loc_us-gaap_DefinedBenefitPlanWeightedAverageAssumptionsUsedInCalculatingNetPeriodicBenefitCostAbstract_8f092893-de90-4def-a2ee-c756ed6513cc" xlink:href="https://xbrl.fasb.org/us-gaap/2022/elts/us-gaap-2022.xsd#us-gaap_DefinedBenefitPlanWeightedAverageAssumptionsUsedInCalculatingNetPeriodicBenefitCostAbstract"/>
    <link:definitionArc xlink:arcrole="http://xbrl.org/int/dim/arcrole/domain-member" xlink:from="loc_us-gaap_DefinedBenefitPlanDisclosureLineItems_ac564846-53c4-403a-89c0-8836c108cdee" xlink:to="loc_us-gaap_DefinedBenefitPlanWeightedAverageAssumptionsUsedInCalculatingNetPeriodicBenefitCostAbstract_8f092893-de90-4def-a2ee-c756ed6513cc" xlink:type="arc" order="0"/>
    <link:loc xlink:type="locator" xlink:label="loc_us-gaap_DefinedBenefitPlanAssumptionsUsedCalculatingNetPeriodicBenefitCostDiscountRate_1975c641-af3e-40df-9cbb-5ef51f13f15c" xlink:href="https://xbrl.fasb.org/us-gaap/2022/elts/us-gaap-2022.xsd#us-gaap_DefinedBenefitPlanAssumptionsUsedCalculatingNetPeriodicBenefitCostDiscountRate"/>
    <link:definitionArc xlink:arcrole="http://xbrl.org/int/dim/arcrole/domain-member" xlink:from="loc_us-gaap_DefinedBenefitPlanWeightedAverageAssumptionsUsedInCalculatingNetPeriodicBenefitCostAbstract_8f092893-de90-4def-a2ee-c756ed6513cc" xlink:to="loc_us-gaap_DefinedBenefitPlanAssumptionsUsedCalculatingNetPeriodicBenefitCostDiscountRate_1975c641-af3e-40df-9cbb-5ef51f13f15c" xlink:type="arc" order="1"/>
    <link:loc xlink:type="locator" xlink:label="loc_us-gaap_DefinedBenefitPlanAssumptionsUsedCalculatingNetPeriodicBenefitCostRateOfCompensationIncrease_6a255590-07f2-4995-a810-c932a76f1191" xlink:href="https://xbrl.fasb.org/us-gaap/2022/elts/us-gaap-2022.xsd#us-gaap_DefinedBenefitPlanAssumptionsUsedCalculatingNetPeriodicBenefitCostRateOfCompensationIncrease"/>
    <link:definitionArc xlink:arcrole="http://xbrl.org/int/dim/arcrole/domain-member" xlink:from="loc_us-gaap_DefinedBenefitPlanWeightedAverageAssumptionsUsedInCalculatingNetPeriodicBenefitCostAbstract_8f092893-de90-4def-a2ee-c756ed6513cc" xlink:to="loc_us-gaap_DefinedBenefitPlanAssumptionsUsedCalculatingNetPeriodicBenefitCostRateOfCompensationIncrease_6a255590-07f2-4995-a810-c932a76f1191" xlink:type="arc" order="2"/>
    <link:loc xlink:type="locator" xlink:label="loc_us-gaap_DefinedBenefitPlanAssumptionsUsedCalculatingNetPeriodicBenefitCostExpectedLongTermReturnOnAssets_a2023bf7-c5a7-4a2d-be2c-8881eaadbb91" xlink:href="https://xbrl.fasb.org/us-gaap/2022/elts/us-gaap-2022.xsd#us-gaap_DefinedBenefitPlanAssumptionsUsedCalculatingNetPeriodicBenefitCostExpectedLongTermReturnOnAssets"/>
    <link:definitionArc xlink:arcrole="http://xbrl.org/int/dim/arcrole/domain-member" xlink:from="loc_us-gaap_DefinedBenefitPlanWeightedAverageAssumptionsUsedInCalculatingNetPeriodicBenefitCostAbstract_8f092893-de90-4def-a2ee-c756ed6513cc" xlink:to="loc_us-gaap_DefinedBenefitPlanAssumptionsUsedCalculatingNetPeriodicBenefitCostExpectedLongTermReturnOnAssets_a2023bf7-c5a7-4a2d-be2c-8881eaadbb91" xlink:type="arc" order="3"/>
    <link:loc xlink:type="locator" xlink:label="loc_r_DefinedBenefitPlanAssumptionsUsedCalculatingNetPeriodicBenefitGainAndLossAmortizationInYears_547beada-8b99-44de-bc4f-92fe4c37185b" xlink:href="r-20221231.xsd#r_DefinedBenefitPlanAssumptionsUsedCalculatingNetPeriodicBenefitGainAndLossAmortizationInYears"/>
    <link:definitionArc xlink:arcrole="http://xbrl.org/int/dim/arcrole/domain-member" xlink:from="loc_us-gaap_DefinedBenefitPlanWeightedAverageAssumptionsUsedInCalculatingNetPeriodicBenefitCostAbstract_8f092893-de90-4def-a2ee-c756ed6513cc" xlink:to="loc_r_DefinedBenefitPlanAssumptionsUsedCalculatingNetPeriodicBenefitGainAndLossAmortizationInYears_547beada-8b99-44de-bc4f-92fe4c37185b" xlink:type="arc" order="4"/>
    <link:loc xlink:type="locator" xlink:label="loc_us-gaap_ScheduleOfDefinedBenefitPlansDisclosuresTable_508f1435-2ec9-4bcb-bba9-18b2ba6f850d" xlink:href="https://xbrl.fasb.org/us-gaap/2022/elts/us-gaap-2022.xsd#us-gaap_ScheduleOfDefinedBenefitPlansDisclosuresTable"/>
    <link:definitionArc xlink:arcrole="http://xbrl.org/int/dim/arcrole/all" xlink:from="loc_us-gaap_DefinedBenefitPlanDisclosureLineItems_ac564846-53c4-403a-89c0-8836c108cdee" xlink:to="loc_us-gaap_ScheduleOfDefinedBenefitPlansDisclosuresTable_508f1435-2ec9-4bcb-bba9-18b2ba6f850d" xlink:type="arc" order="1" xbrldt:closed="true" xbrldt:contextElement="segment"/>
    <link:loc xlink:type="locator" xlink:label="loc_us-gaap_RetirementPlanTypeAxis_3a22fa93-a450-4c74-a6db-0e058b86fbb6" xlink:href="https://xbrl.fasb.org/us-gaap/2022/elts/us-gaap-2022.xsd#us-gaap_RetirementPlanTypeAxis"/>
    <link:definitionArc xlink:arcrole="http://xbrl.org/int/dim/arcrole/hypercube-dimension" xlink:from="loc_us-gaap_ScheduleOfDefinedBenefitPlansDisclosuresTable_508f1435-2ec9-4bcb-bba9-18b2ba6f850d" xlink:to="loc_us-gaap_RetirementPlanTypeAxis_3a22fa93-a450-4c74-a6db-0e058b86fbb6" xlink:type="arc" order="1"/>
    <link:loc xlink:type="locator" xlink:label="loc_us-gaap_RetirementPlanTypeDomain_3a22fa93-a450-4c74-a6db-0e058b86fbb6_default" xlink:href="https://xbrl.fasb.org/us-gaap/2022/elts/us-gaap-2022.xsd#us-gaap_RetirementPlanTypeDomain"/>
    <link:definitionArc xlink:arcrole="http://xbrl.org/int/dim/arcrole/dimension-default" xlink:from="loc_us-gaap_RetirementPlanTypeAxis_3a22fa93-a450-4c74-a6db-0e058b86fbb6" xlink:to="loc_us-gaap_RetirementPlanTypeDomain_3a22fa93-a450-4c74-a6db-0e058b86fbb6_default" xlink:type="arc" order="1"/>
    <link:loc xlink:type="locator" xlink:label="loc_us-gaap_RetirementPlanTypeDomain_3c85731a-2bc8-4c12-b14d-4a0673bfb8d5" xlink:href="https://xbrl.fasb.org/us-gaap/2022/elts/us-gaap-2022.xsd#us-gaap_RetirementPlanTypeDomain"/>
    <link:definitionArc xlink:arcrole="http://xbrl.org/int/dim/arcrole/dimension-domain" xlink:from="loc_us-gaap_RetirementPlanTypeAxis_3a22fa93-a450-4c74-a6db-0e058b86fbb6" xlink:to="loc_us-gaap_RetirementPlanTypeDomain_3c85731a-2bc8-4c12-b14d-4a0673bfb8d5" xlink:type="arc" order="1"/>
    <link:loc xlink:type="locator" xlink:label="loc_us-gaap_PensionPlansDefinedBenefitMember_7b366c2a-2c14-4a34-bef5-3abdd5661c7d" xlink:href="https://xbrl.fasb.org/us-gaap/2022/elts/us-gaap-2022.xsd#us-gaap_PensionPlansDefinedBenefitMember"/>
    <link:definitionArc xlink:arcrole="http://xbrl.org/int/dim/arcrole/domain-member" xlink:from="loc_us-gaap_RetirementPlanTypeDomain_3c85731a-2bc8-4c12-b14d-4a0673bfb8d5" xlink:to="loc_us-gaap_PensionPlansDefinedBenefitMember_7b366c2a-2c14-4a34-bef5-3abdd5661c7d" xlink:type="arc" order="0"/>
    <link:loc xlink:type="locator" xlink:label="loc_us-gaap_RetirementPlanSponsorLocationAxis_9cb04ad9-9ebb-493d-8438-a7e787b54f08" xlink:href="https://xbrl.fasb.org/us-gaap/2022/elts/us-gaap-2022.xsd#us-gaap_RetirementPlanSponsorLocationAxis"/>
    <link:definitionArc xlink:arcrole="http://xbrl.org/int/dim/arcrole/hypercube-dimension" xlink:from="loc_us-gaap_ScheduleOfDefinedBenefitPlansDisclosuresTable_508f1435-2ec9-4bcb-bba9-18b2ba6f850d" xlink:to="loc_us-gaap_RetirementPlanSponsorLocationAxis_9cb04ad9-9ebb-493d-8438-a7e787b54f08" xlink:type="arc" order="2"/>
    <link:loc xlink:type="locator" xlink:label="loc_us-gaap_RetirementPlanSponsorLocationDomain_9cb04ad9-9ebb-493d-8438-a7e787b54f08_default" xlink:href="https://xbrl.fasb.org/us-gaap/2022/elts/us-gaap-2022.xsd#us-gaap_RetirementPlanSponsorLocationDomain"/>
    <link:definitionArc xlink:arcrole="http://xbrl.org/int/dim/arcrole/dimension-default" xlink:from="loc_us-gaap_RetirementPlanSponsorLocationAxis_9cb04ad9-9ebb-493d-8438-a7e787b54f08" xlink:to="loc_us-gaap_RetirementPlanSponsorLocationDomain_9cb04ad9-9ebb-493d-8438-a7e787b54f08_default" xlink:type="arc" order="1"/>
    <link:loc xlink:type="locator" xlink:label="loc_us-gaap_RetirementPlanSponsorLocationDomain_bcc00c03-e0fb-496b-bbe8-652d6ade0851" xlink:href="https://xbrl.fasb.org/us-gaap/2022/elts/us-gaap-2022.xsd#us-gaap_RetirementPlanSponsorLocationDomain"/>
    <link:definitionArc xlink:arcrole="http://xbrl.org/int/dim/arcrole/dimension-domain" xlink:from="loc_us-gaap_RetirementPlanSponsorLocationAxis_9cb04ad9-9ebb-493d-8438-a7e787b54f08" xlink:to="loc_us-gaap_RetirementPlanSponsorLocationDomain_bcc00c03-e0fb-496b-bbe8-652d6ade0851" xlink:type="arc" order="1"/>
    <link:loc xlink:type="locator" xlink:label="loc_us-gaap_DomesticPlanMember_71f1ce84-5308-421a-ac6e-062ed6ee5017" xlink:href="https://xbrl.fasb.org/us-gaap/2022/elts/us-gaap-2022.xsd#us-gaap_DomesticPlanMember"/>
    <link:definitionArc xlink:arcrole="http://xbrl.org/int/dim/arcrole/domain-member" xlink:from="loc_us-gaap_RetirementPlanSponsorLocationDomain_bcc00c03-e0fb-496b-bbe8-652d6ade0851" xlink:to="loc_us-gaap_DomesticPlanMember_71f1ce84-5308-421a-ac6e-062ed6ee5017" xlink:type="arc" order="0"/>
    <link:loc xlink:type="locator" xlink:label="loc_country_US_724dcf23-281f-41c5-8bc1-1d0e43f56cb2" xlink:href="https://xbrl.sec.gov/country/2022/country-2022.xsd#country_US"/>
    <link:definitionArc xlink:arcrole="http://xbrl.org/int/dim/arcrole/domain-member" xlink:from="loc_us-gaap_DomesticPlanMember_71f1ce84-5308-421a-ac6e-062ed6ee5017" xlink:to="loc_country_US_724dcf23-281f-41c5-8bc1-1d0e43f56cb2" xlink:type="arc" order="1"/>
    <link:loc xlink:type="locator" xlink:label="loc_us-gaap_ForeignPlanMember_1949ff1e-2387-42f4-bf20-228c1be4d07e" xlink:href="https://xbrl.fasb.org/us-gaap/2022/elts/us-gaap-2022.xsd#us-gaap_ForeignPlanMember"/>
    <link:definitionArc xlink:arcrole="http://xbrl.org/int/dim/arcrole/domain-member" xlink:from="loc_us-gaap_RetirementPlanSponsorLocationDomain_bcc00c03-e0fb-496b-bbe8-652d6ade0851" xlink:to="loc_us-gaap_ForeignPlanMember_1949ff1e-2387-42f4-bf20-228c1be4d07e" xlink:type="arc" order="1"/>
  </link:definitionLink>
  <link:roleRef roleURI="http://www.ryder.com/role/EMPLOYEEBENEFITPLANSObligationsandFundedStatusDetails" xlink:type="simple" xlink:href="r-20221231.xsd#EMPLOYEEBENEFITPLANSObligationsandFundedStatusDetails"/>
  <link:definitionLink xlink:role="http://www.ryder.com/role/EMPLOYEEBENEFITPLANSObligationsandFundedStatusDetails" xlink:type="extended" id="if39e5e6e982a4a7883d294c9dfabbf0b_EMPLOYEEBENEFITPLANSObligationsandFundedStatusDetails">
    <link:loc xlink:type="locator" xlink:label="loc_us-gaap_DefinedBenefitPlanDisclosureLineItems_970d1a9a-c4e3-4266-aad8-cabeb5156ef0" xlink:href="https://xbrl.fasb.org/us-gaap/2022/elts/us-gaap-2022.xsd#us-gaap_DefinedBenefitPlanDisclosureLineItems"/>
    <link:loc xlink:type="locator" xlink:label="loc_r_SummaryOfBenefitObligationPlanAssetsAndFundedStatusAbstract_5eb32435-4903-4b42-a2ef-29c03bd65b27" xlink:href="r-20221231.xsd#r_SummaryOfBenefitObligationPlanAssetsAndFundedStatusAbstract"/>
    <link:definitionArc xlink:arcrole="http://xbrl.org/int/dim/arcrole/domain-member" xlink:from="loc_us-gaap_DefinedBenefitPlanDisclosureLineItems_970d1a9a-c4e3-4266-aad8-cabeb5156ef0" xlink:to="loc_r_SummaryOfBenefitObligationPlanAssetsAndFundedStatusAbstract_5eb32435-4903-4b42-a2ef-29c03bd65b27" xlink:type="arc" order="0"/>
    <link:loc xlink:type="locator" xlink:label="loc_us-gaap_DefinedBenefitPlanChangeInBenefitObligationRollForward_fb9a4203-68b8-47e6-9737-dbd72d9363e0" xlink:href="https://xbrl.fasb.org/us-gaap/2022/elts/us-gaap-2022.xsd#us-gaap_DefinedBenefitPlanChangeInBenefitObligationRollForward"/>
    <link:definitionArc xlink:arcrole="http://xbrl.org/int/dim/arcrole/domain-member" xlink:from="loc_r_SummaryOfBenefitObligationPlanAssetsAndFundedStatusAbstract_5eb32435-4903-4b42-a2ef-29c03bd65b27" xlink:to="loc_us-gaap_DefinedBenefitPlanChangeInBenefitObligationRollForward_fb9a4203-68b8-47e6-9737-dbd72d9363e0" xlink:type="arc" order="1"/>
    <link:loc xlink:type="locator" xlink:label="loc_us-gaap_DefinedBenefitPlanBenefitObligation_3b02c06a-ab52-478a-bb9e-409eabe384e1" xlink:href="https://xbrl.fasb.org/us-gaap/2022/elts/us-gaap-2022.xsd#us-gaap_DefinedBenefitPlanBenefitObligation"/>
    <link:definitionArc xlink:arcrole="http://xbrl.org/int/dim/arcrole/domain-member" xlink:from="loc_us-gaap_DefinedBenefitPlanChangeInBenefitObligationRollForward_fb9a4203-68b8-47e6-9737-dbd72d9363e0" xlink:to="loc_us-gaap_DefinedBenefitPlanBenefitObligation_3b02c06a-ab52-478a-bb9e-409eabe384e1" xlink:type="arc" order="1"/>
    <link:loc xlink:type="locator" xlink:label="loc_us-gaap_DefinedBenefitPlanServiceCost_1179e069-7bd7-4b4d-8423-83b8e0e8ad0a" xlink:href="https://xbrl.fasb.org/us-gaap/2022/elts/us-gaap-2022.xsd#us-gaap_DefinedBenefitPlanServiceCost"/>
    <link:definitionArc xlink:arcrole="http://xbrl.org/int/dim/arcrole/domain-member" xlink:from="loc_us-gaap_DefinedBenefitPlanChangeInBenefitObligationRollForward_fb9a4203-68b8-47e6-9737-dbd72d9363e0" xlink:to="loc_us-gaap_DefinedBenefitPlanServiceCost_1179e069-7bd7-4b4d-8423-83b8e0e8ad0a" xlink:type="arc" order="2"/>
    <link:loc xlink:type="locator" xlink:label="loc_us-gaap_DefinedBenefitPlanInterestCost_304c32b6-bb0f-4150-bda7-841f2b7313c3" xlink:href="https://xbrl.fasb.org/us-gaap/2022/elts/us-gaap-2022.xsd#us-gaap_DefinedBenefitPlanInterestCost"/>
    <link:definitionArc xlink:arcrole="http://xbrl.org/int/dim/arcrole/domain-member" xlink:from="loc_us-gaap_DefinedBenefitPlanChangeInBenefitObligationRollForward_fb9a4203-68b8-47e6-9737-dbd72d9363e0" xlink:to="loc_us-gaap_DefinedBenefitPlanInterestCost_304c32b6-bb0f-4150-bda7-841f2b7313c3" xlink:type="arc" order="3"/>
    <link:loc xlink:type="locator" xlink:label="loc_us-gaap_DefinedBenefitPlanActuarialGainLoss_e4c5a26d-866c-4afb-ba72-84be5f352138" xlink:href="https://xbrl.fasb.org/us-gaap/2022/elts/us-gaap-2022.xsd#us-gaap_DefinedBenefitPlanActuarialGainLoss"/>
    <link:definitionArc xlink:arcrole="http://xbrl.org/int/dim/arcrole/domain-member" xlink:from="loc_us-gaap_DefinedBenefitPlanChangeInBenefitObligationRollForward_fb9a4203-68b8-47e6-9737-dbd72d9363e0" xlink:to="loc_us-gaap_DefinedBenefitPlanActuarialGainLoss_e4c5a26d-866c-4afb-ba72-84be5f352138" xlink:type="arc" order="4"/>
    <link:loc xlink:type="locator" xlink:label="loc_us-gaap_DefinedBenefitPlanBenefitObligationPaymentForSettlement_40d76899-e50e-460e-b342-e5d601327203" xlink:href="https://xbrl.fasb.org/us-gaap/2022/elts/us-gaap-2022.xsd#us-gaap_DefinedBenefitPlanBenefitObligationPaymentForSettlement"/>
    <link:definitionArc xlink:arcrole="http://xbrl.org/int/dim/arcrole/domain-member" xlink:from="loc_us-gaap_DefinedBenefitPlanChangeInBenefitObligationRollForward_fb9a4203-68b8-47e6-9737-dbd72d9363e0" xlink:to="loc_us-gaap_DefinedBenefitPlanBenefitObligationPaymentForSettlement_40d76899-e50e-460e-b342-e5d601327203" xlink:type="arc" order="5"/>
    <link:loc xlink:type="locator" xlink:label="loc_us-gaap_DefinedBenefitPlanBenefitObligationBenefitsPaid_9ab4170f-eeb9-42ef-baa2-aa096fc62819" xlink:href="https://xbrl.fasb.org/us-gaap/2022/elts/us-gaap-2022.xsd#us-gaap_DefinedBenefitPlanBenefitObligationBenefitsPaid"/>
    <link:definitionArc xlink:arcrole="http://xbrl.org/int/dim/arcrole/domain-member" xlink:from="loc_us-gaap_DefinedBenefitPlanChangeInBenefitObligationRollForward_fb9a4203-68b8-47e6-9737-dbd72d9363e0" xlink:to="loc_us-gaap_DefinedBenefitPlanBenefitObligationBenefitsPaid_9ab4170f-eeb9-42ef-baa2-aa096fc62819" xlink:type="arc" order="6"/>
    <link:loc xlink:type="locator" xlink:label="loc_us-gaap_DefinedBenefitPlanForeignCurrencyExchangeRateChangesBenefitObligation_bae9fa84-4729-4bd9-a900-27c74a459692" xlink:href="https://xbrl.fasb.org/us-gaap/2022/elts/us-gaap-2022.xsd#us-gaap_DefinedBenefitPlanForeignCurrencyExchangeRateChangesBenefitObligation"/>
    <link:definitionArc xlink:arcrole="http://xbrl.org/int/dim/arcrole/domain-member" xlink:from="loc_us-gaap_DefinedBenefitPlanChangeInBenefitObligationRollForward_fb9a4203-68b8-47e6-9737-dbd72d9363e0" xlink:to="loc_us-gaap_DefinedBenefitPlanForeignCurrencyExchangeRateChangesBenefitObligation_bae9fa84-4729-4bd9-a900-27c74a459692" xlink:type="arc" order="7"/>
    <link:loc xlink:type="locator" xlink:label="loc_us-gaap_DefinedBenefitPlanBenefitObligation_ea1e5dd5-4e94-44bf-b37a-e999282e5563" xlink:href="https://xbrl.fasb.org/us-gaap/2022/elts/us-gaap-2022.xsd#us-gaap_DefinedBenefitPlanBenefitObligation"/>
    <link:loc xlink:type="locator" xlink:label="loc_us-gaap_DefinedBenefitPlanChangeInFairValueOfPlanAssetsRollForward_d630ecfc-0bd4-45d4-b6f4-609e3b056cb4" xlink:href="https://xbrl.fasb.org/us-gaap/2022/elts/us-gaap-2022.xsd#us-gaap_DefinedBenefitPlanChangeInFairValueOfPlanAssetsRollForward"/>
    <link:definitionArc xlink:arcrole="http://xbrl.org/int/dim/arcrole/domain-member" xlink:from="loc_r_SummaryOfBenefitObligationPlanAssetsAndFundedStatusAbstract_5eb32435-4903-4b42-a2ef-29c03bd65b27" xlink:to="loc_us-gaap_DefinedBenefitPlanChangeInFairValueOfPlanAssetsRollForward_d630ecfc-0bd4-45d4-b6f4-609e3b056cb4" xlink:type="arc" order="2"/>
    <link:loc xlink:type="locator" xlink:label="loc_us-gaap_DefinedBenefitPlanFairValueOfPlanAssets_feb41ecb-8526-4732-86e9-42b4316bd8ff" xlink:href="https://xbrl.fasb.org/us-gaap/2022/elts/us-gaap-2022.xsd#us-gaap_DefinedBenefitPlanFairValueOfPlanAssets"/>
    <link:definitionArc xlink:arcrole="http://xbrl.org/int/dim/arcrole/domain-member" xlink:from="loc_us-gaap_DefinedBenefitPlanChangeInFairValueOfPlanAssetsRollForward_d630ecfc-0bd4-45d4-b6f4-609e3b056cb4" xlink:to="loc_us-gaap_DefinedBenefitPlanFairValueOfPlanAssets_feb41ecb-8526-4732-86e9-42b4316bd8ff" xlink:type="arc" order="1"/>
    <link:loc xlink:type="locator" xlink:label="loc_us-gaap_DefinedBenefitPlanActualReturnOnPlanAssets_d4b2211b-0bd2-4392-addf-2c114f6cd5db" xlink:href="https://xbrl.fasb.org/us-gaap/2022/elts/us-gaap-2022.xsd#us-gaap_DefinedBenefitPlanActualReturnOnPlanAssets"/>
    <link:definitionArc xlink:arcrole="http://xbrl.org/int/dim/arcrole/domain-member" xlink:from="loc_us-gaap_DefinedBenefitPlanChangeInFairValueOfPlanAssetsRollForward_d630ecfc-0bd4-45d4-b6f4-609e3b056cb4" xlink:to="loc_us-gaap_DefinedBenefitPlanActualReturnOnPlanAssets_d4b2211b-0bd2-4392-addf-2c114f6cd5db" xlink:type="arc" order="2"/>
    <link:loc xlink:type="locator" xlink:label="loc_us-gaap_DefinedBenefitPlanContributionsByEmployer_0a7bff29-30a1-4edd-a24b-92df35185519" xlink:href="https://xbrl.fasb.org/us-gaap/2022/elts/us-gaap-2022.xsd#us-gaap_DefinedBenefitPlanContributionsByEmployer"/>
    <link:definitionArc xlink:arcrole="http://xbrl.org/int/dim/arcrole/domain-member" xlink:from="loc_us-gaap_DefinedBenefitPlanChangeInFairValueOfPlanAssetsRollForward_d630ecfc-0bd4-45d4-b6f4-609e3b056cb4" xlink:to="loc_us-gaap_DefinedBenefitPlanContributionsByEmployer_0a7bff29-30a1-4edd-a24b-92df35185519" xlink:type="arc" order="3"/>
    <link:loc xlink:type="locator" xlink:label="loc_us-gaap_DefinedBenefitPlanPlanAssetsBenefitsPaid_32d271a2-84a7-4ec0-afb7-72b4496f7925" xlink:href="https://xbrl.fasb.org/us-gaap/2022/elts/us-gaap-2022.xsd#us-gaap_DefinedBenefitPlanPlanAssetsBenefitsPaid"/>
    <link:definitionArc xlink:arcrole="http://xbrl.org/int/dim/arcrole/domain-member" xlink:from="loc_us-gaap_DefinedBenefitPlanChangeInFairValueOfPlanAssetsRollForward_d630ecfc-0bd4-45d4-b6f4-609e3b056cb4" xlink:to="loc_us-gaap_DefinedBenefitPlanPlanAssetsBenefitsPaid_32d271a2-84a7-4ec0-afb7-72b4496f7925" xlink:type="arc" order="4"/>
    <link:loc xlink:type="locator" xlink:label="loc_us-gaap_DefinedBenefitPlanPlanAssetsForeignCurrencyTranslationGainLoss_253110df-8b3e-4a60-9dd4-356d6b3eae7e" xlink:href="https://xbrl.fasb.org/us-gaap/2022/elts/us-gaap-2022.xsd#us-gaap_DefinedBenefitPlanPlanAssetsForeignCurrencyTranslationGainLoss"/>
    <link:definitionArc xlink:arcrole="http://xbrl.org/int/dim/arcrole/domain-member" xlink:from="loc_us-gaap_DefinedBenefitPlanChangeInFairValueOfPlanAssetsRollForward_d630ecfc-0bd4-45d4-b6f4-609e3b056cb4" xlink:to="loc_us-gaap_DefinedBenefitPlanPlanAssetsForeignCurrencyTranslationGainLoss_253110df-8b3e-4a60-9dd4-356d6b3eae7e" xlink:type="arc" order="5"/>
    <link:loc xlink:type="locator" xlink:label="loc_us-gaap_DefinedBenefitPlanFairValueOfPlanAssets_c8a552f5-d543-43b3-98cb-d90841de2d32" xlink:href="https://xbrl.fasb.org/us-gaap/2022/elts/us-gaap-2022.xsd#us-gaap_DefinedBenefitPlanFairValueOfPlanAssets"/>
    <link:loc xlink:type="locator" xlink:label="loc_us-gaap_DefinedBenefitPlanFundedStatusOfPlan_1c63b4bc-f992-4206-9fac-b0666dfbdc89" xlink:href="https://xbrl.fasb.org/us-gaap/2022/elts/us-gaap-2022.xsd#us-gaap_DefinedBenefitPlanFundedStatusOfPlan"/>
    <link:definitionArc xlink:arcrole="http://xbrl.org/int/dim/arcrole/domain-member" xlink:from="loc_r_SummaryOfBenefitObligationPlanAssetsAndFundedStatusAbstract_5eb32435-4903-4b42-a2ef-29c03bd65b27" xlink:to="loc_us-gaap_DefinedBenefitPlanFundedStatusOfPlan_1c63b4bc-f992-4206-9fac-b0666dfbdc89" xlink:type="arc" order="3"/>
    <link:loc xlink:type="locator" xlink:label="loc_us-gaap_DefinedBenefitPlanFundedPercentage_023fe9a3-a80f-4645-9f3c-ce1bf1fa5aff" xlink:href="https://xbrl.fasb.org/us-gaap/2022/elts/us-gaap-2022.xsd#us-gaap_DefinedBenefitPlanFundedPercentage"/>
    <link:definitionArc xlink:arcrole="http://xbrl.org/int/dim/arcrole/domain-member" xlink:from="loc_us-gaap_DefinedBenefitPlanDisclosureLineItems_970d1a9a-c4e3-4266-aad8-cabeb5156ef0" xlink:to="loc_us-gaap_DefinedBenefitPlanFundedPercentage_023fe9a3-a80f-4645-9f3c-ce1bf1fa5aff" xlink:type="arc" order="1"/>
    <link:loc xlink:type="locator" xlink:label="loc_us-gaap_ScheduleOfDefinedBenefitPlansDisclosuresTable_c289b850-476f-422f-954a-8a0644a3ec34" xlink:href="https://xbrl.fasb.org/us-gaap/2022/elts/us-gaap-2022.xsd#us-gaap_ScheduleOfDefinedBenefitPlansDisclosuresTable"/>
    <link:definitionArc xlink:arcrole="http://xbrl.org/int/dim/arcrole/all" xlink:from="loc_us-gaap_DefinedBenefitPlanDisclosureLineItems_970d1a9a-c4e3-4266-aad8-cabeb5156ef0" xlink:to="loc_us-gaap_ScheduleOfDefinedBenefitPlansDisclosuresTable_c289b850-476f-422f-954a-8a0644a3ec34" xlink:type="arc" order="1" xbrldt:closed="true" xbrldt:contextElement="segment"/>
    <link:loc xlink:type="locator" xlink:label="loc_us-gaap_RetirementPlanTypeAxis_c4f8297c-c7b2-42fc-80c8-b54d8851fa90" xlink:href="https://xbrl.fasb.org/us-gaap/2022/elts/us-gaap-2022.xsd#us-gaap_RetirementPlanTypeAxis"/>
    <link:definitionArc xlink:arcrole="http://xbrl.org/int/dim/arcrole/hypercube-dimension" xlink:from="loc_us-gaap_ScheduleOfDefinedBenefitPlansDisclosuresTable_c289b850-476f-422f-954a-8a0644a3ec34" xlink:to="loc_us-gaap_RetirementPlanTypeAxis_c4f8297c-c7b2-42fc-80c8-b54d8851fa90" xlink:type="arc" order="1"/>
    <link:loc xlink:type="locator" xlink:label="loc_us-gaap_RetirementPlanTypeDomain_c4f8297c-c7b2-42fc-80c8-b54d8851fa90_default" xlink:href="https://xbrl.fasb.org/us-gaap/2022/elts/us-gaap-2022.xsd#us-gaap_RetirementPlanTypeDomain"/>
    <link:definitionArc xlink:arcrole="http://xbrl.org/int/dim/arcrole/dimension-default" xlink:from="loc_us-gaap_RetirementPlanTypeAxis_c4f8297c-c7b2-42fc-80c8-b54d8851fa90" xlink:to="loc_us-gaap_RetirementPlanTypeDomain_c4f8297c-c7b2-42fc-80c8-b54d8851fa90_default" xlink:type="arc" order="1"/>
    <link:loc xlink:type="locator" xlink:label="loc_us-gaap_RetirementPlanTypeDomain_456d6a65-4f09-4511-a94a-8941e6b67a04" xlink:href="https://xbrl.fasb.org/us-gaap/2022/elts/us-gaap-2022.xsd#us-gaap_RetirementPlanTypeDomain"/>
    <link:definitionArc xlink:arcrole="http://xbrl.org/int/dim/arcrole/dimension-domain" xlink:from="loc_us-gaap_RetirementPlanTypeAxis_c4f8297c-c7b2-42fc-80c8-b54d8851fa90" xlink:to="loc_us-gaap_RetirementPlanTypeDomain_456d6a65-4f09-4511-a94a-8941e6b67a04" xlink:type="arc" order="1"/>
    <link:loc xlink:type="locator" xlink:label="loc_us-gaap_PensionPlansDefinedBenefitMember_061db3a4-acb5-4a94-8d4c-82651c4c73cd" xlink:href="https://xbrl.fasb.org/us-gaap/2022/elts/us-gaap-2022.xsd#us-gaap_PensionPlansDefinedBenefitMember"/>
    <link:definitionArc xlink:arcrole="http://xbrl.org/int/dim/arcrole/domain-member" xlink:from="loc_us-gaap_RetirementPlanTypeDomain_456d6a65-4f09-4511-a94a-8941e6b67a04" xlink:to="loc_us-gaap_PensionPlansDefinedBenefitMember_061db3a4-acb5-4a94-8d4c-82651c4c73cd" xlink:type="arc" order="0"/>
  </link:definitionLink>
  <link:roleRef roleURI="http://www.ryder.com/role/EMPLOYEEBENEFITPLANSFundedStatusofPensionPlanDetails" xlink:type="simple" xlink:href="r-20221231.xsd#EMPLOYEEBENEFITPLANSFundedStatusofPensionPlanDetails"/>
  <link:definitionLink xlink:role="http://www.ryder.com/role/EMPLOYEEBENEFITPLANSFundedStatusofPensionPlanDetails" xlink:type="extended" id="ied310a7b4bff4f94b8208b5ebf3156a0_EMPLOYEEBENEFITPLANSFundedStatusofPensionPlanDetails">
    <link:loc xlink:type="locator" xlink:label="loc_us-gaap_DefinedBenefitPlanDisclosureLineItems_5a31f23b-726f-409f-b52d-e8c71eb321b3" xlink:href="https://xbrl.fasb.org/us-gaap/2022/elts/us-gaap-2022.xsd#us-gaap_DefinedBenefitPlanDisclosureLineItems"/>
    <link:loc xlink:type="locator" xlink:label="loc_us-gaap_DefinedBenefitPlanAmountsRecognizedInBalanceSheetAbstract_782973ae-ef1b-4346-a804-587ba0e83369" xlink:href="https://xbrl.fasb.org/us-gaap/2022/elts/us-gaap-2022.xsd#us-gaap_DefinedBenefitPlanAmountsRecognizedInBalanceSheetAbstract"/>
    <link:definitionArc xlink:arcrole="http://xbrl.org/int/dim/arcrole/domain-member" xlink:from="loc_us-gaap_DefinedBenefitPlanDisclosureLineItems_5a31f23b-726f-409f-b52d-e8c71eb321b3" xlink:to="loc_us-gaap_DefinedBenefitPlanAmountsRecognizedInBalanceSheetAbstract_782973ae-ef1b-4346-a804-587ba0e83369" xlink:type="arc" order="0"/>
    <link:loc xlink:type="locator" xlink:label="loc_us-gaap_DefinedBenefitPlanAssetsForPlanBenefitsNoncurrent_e72382d7-3d0a-416f-9b56-accbff9631ae" xlink:href="https://xbrl.fasb.org/us-gaap/2022/elts/us-gaap-2022.xsd#us-gaap_DefinedBenefitPlanAssetsForPlanBenefitsNoncurrent"/>
    <link:definitionArc xlink:arcrole="http://xbrl.org/int/dim/arcrole/domain-member" xlink:from="loc_us-gaap_DefinedBenefitPlanAmountsRecognizedInBalanceSheetAbstract_782973ae-ef1b-4346-a804-587ba0e83369" xlink:to="loc_us-gaap_DefinedBenefitPlanAssetsForPlanBenefitsNoncurrent_e72382d7-3d0a-416f-9b56-accbff9631ae" xlink:type="arc" order="1"/>
    <link:loc xlink:type="locator" xlink:label="loc_us-gaap_PensionAndOtherPostretirementDefinedBenefitPlansCurrentLiabilities_e44e7d52-9182-486b-a423-cb37eebd6f23" xlink:href="https://xbrl.fasb.org/us-gaap/2022/elts/us-gaap-2022.xsd#us-gaap_PensionAndOtherPostretirementDefinedBenefitPlansCurrentLiabilities"/>
    <link:definitionArc xlink:arcrole="http://xbrl.org/int/dim/arcrole/domain-member" xlink:from="loc_us-gaap_DefinedBenefitPlanAmountsRecognizedInBalanceSheetAbstract_782973ae-ef1b-4346-a804-587ba0e83369" xlink:to="loc_us-gaap_PensionAndOtherPostretirementDefinedBenefitPlansCurrentLiabilities_e44e7d52-9182-486b-a423-cb37eebd6f23" xlink:type="arc" order="2"/>
    <link:loc xlink:type="locator" xlink:label="loc_us-gaap_PensionAndOtherPostretirementDefinedBenefitPlansLiabilitiesNoncurrent_acd10521-2c97-418a-899d-64e4ad73840d" xlink:href="https://xbrl.fasb.org/us-gaap/2022/elts/us-gaap-2022.xsd#us-gaap_PensionAndOtherPostretirementDefinedBenefitPlansLiabilitiesNoncurrent"/>
    <link:definitionArc xlink:arcrole="http://xbrl.org/int/dim/arcrole/domain-member" xlink:from="loc_us-gaap_DefinedBenefitPlanAmountsRecognizedInBalanceSheetAbstract_782973ae-ef1b-4346-a804-587ba0e83369" xlink:to="loc_us-gaap_PensionAndOtherPostretirementDefinedBenefitPlansLiabilitiesNoncurrent_acd10521-2c97-418a-899d-64e4ad73840d" xlink:type="arc" order="3"/>
    <link:loc xlink:type="locator" xlink:label="loc_us-gaap_DefinedBenefitPlanAmountsRecognizedInBalanceSheet_8b5bc29b-b738-43b8-bada-34bab3c9be01" xlink:href="https://xbrl.fasb.org/us-gaap/2022/elts/us-gaap-2022.xsd#us-gaap_DefinedBenefitPlanAmountsRecognizedInBalanceSheet"/>
    <link:definitionArc xlink:arcrole="http://xbrl.org/int/dim/arcrole/domain-member" xlink:from="loc_us-gaap_DefinedBenefitPlanAmountsRecognizedInBalanceSheetAbstract_782973ae-ef1b-4346-a804-587ba0e83369" xlink:to="loc_us-gaap_DefinedBenefitPlanAmountsRecognizedInBalanceSheet_8b5bc29b-b738-43b8-bada-34bab3c9be01" xlink:type="arc" order="4"/>
    <link:loc xlink:type="locator" xlink:label="loc_us-gaap_DefinedBenefitPlanAccumulatedOtherComprehensiveIncomeBeforeTaxAbstract_e6cd713a-0fb5-4f65-b367-a390877820ed" xlink:href="https://xbrl.fasb.org/us-gaap/2022/elts/us-gaap-2022.xsd#us-gaap_DefinedBenefitPlanAccumulatedOtherComprehensiveIncomeBeforeTaxAbstract"/>
    <link:definitionArc xlink:arcrole="http://xbrl.org/int/dim/arcrole/domain-member" xlink:from="loc_us-gaap_DefinedBenefitPlanDisclosureLineItems_5a31f23b-726f-409f-b52d-e8c71eb321b3" xlink:to="loc_us-gaap_DefinedBenefitPlanAccumulatedOtherComprehensiveIncomeBeforeTaxAbstract_e6cd713a-0fb5-4f65-b367-a390877820ed" xlink:type="arc" order="1"/>
    <link:loc xlink:type="locator" xlink:label="loc_us-gaap_DefinedBenefitPlanAccumulatedOtherComprehensiveIncomeNetPriorServiceCostCreditBeforeTax_73d8e267-10d3-4ef0-bb28-93e1583418bf" xlink:href="https://xbrl.fasb.org/us-gaap/2022/elts/us-gaap-2022.xsd#us-gaap_DefinedBenefitPlanAccumulatedOtherComprehensiveIncomeNetPriorServiceCostCreditBeforeTax"/>
    <link:definitionArc xlink:arcrole="http://xbrl.org/int/dim/arcrole/domain-member" xlink:from="loc_us-gaap_DefinedBenefitPlanAccumulatedOtherComprehensiveIncomeBeforeTaxAbstract_e6cd713a-0fb5-4f65-b367-a390877820ed" xlink:to="loc_us-gaap_DefinedBenefitPlanAccumulatedOtherComprehensiveIncomeNetPriorServiceCostCreditBeforeTax_73d8e267-10d3-4ef0-bb28-93e1583418bf" xlink:type="arc" order="1"/>
    <link:loc xlink:type="locator" xlink:label="loc_us-gaap_DefinedBenefitPlanAccumulatedOtherComprehensiveIncomeNetGainsLossesBeforeTax_873ed7c8-bc05-49d3-9723-448f79333728" xlink:href="https://xbrl.fasb.org/us-gaap/2022/elts/us-gaap-2022.xsd#us-gaap_DefinedBenefitPlanAccumulatedOtherComprehensiveIncomeNetGainsLossesBeforeTax"/>
    <link:definitionArc xlink:arcrole="http://xbrl.org/int/dim/arcrole/domain-member" xlink:from="loc_us-gaap_DefinedBenefitPlanAccumulatedOtherComprehensiveIncomeBeforeTaxAbstract_e6cd713a-0fb5-4f65-b367-a390877820ed" xlink:to="loc_us-gaap_DefinedBenefitPlanAccumulatedOtherComprehensiveIncomeNetGainsLossesBeforeTax_873ed7c8-bc05-49d3-9723-448f79333728" xlink:type="arc" order="2"/>
    <link:loc xlink:type="locator" xlink:label="loc_us-gaap_DefinedBenefitPlanAccumulatedOtherComprehensiveIncomeBeforeTax_a6371fa6-0c2c-428f-97c4-4f69753ba9a7" xlink:href="https://xbrl.fasb.org/us-gaap/2022/elts/us-gaap-2022.xsd#us-gaap_DefinedBenefitPlanAccumulatedOtherComprehensiveIncomeBeforeTax"/>
    <link:definitionArc xlink:arcrole="http://xbrl.org/int/dim/arcrole/domain-member" xlink:from="loc_us-gaap_DefinedBenefitPlanAccumulatedOtherComprehensiveIncomeBeforeTaxAbstract_e6cd713a-0fb5-4f65-b367-a390877820ed" xlink:to="loc_us-gaap_DefinedBenefitPlanAccumulatedOtherComprehensiveIncomeBeforeTax_a6371fa6-0c2c-428f-97c4-4f69753ba9a7" xlink:type="arc" order="3"/>
    <link:loc xlink:type="locator" xlink:label="loc_us-gaap_ScheduleOfDefinedBenefitPlansDisclosuresTable_70994626-3ff9-44bc-b31e-c26855a9c2fc" xlink:href="https://xbrl.fasb.org/us-gaap/2022/elts/us-gaap-2022.xsd#us-gaap_ScheduleOfDefinedBenefitPlansDisclosuresTable"/>
    <link:definitionArc xlink:arcrole="http://xbrl.org/int/dim/arcrole/all" xlink:from="loc_us-gaap_DefinedBenefitPlanDisclosureLineItems_5a31f23b-726f-409f-b52d-e8c71eb321b3" xlink:to="loc_us-gaap_ScheduleOfDefinedBenefitPlansDisclosuresTable_70994626-3ff9-44bc-b31e-c26855a9c2fc" xlink:type="arc" order="1" xbrldt:closed="true" xbrldt:contextElement="segment"/>
    <link:loc xlink:type="locator" xlink:label="loc_us-gaap_RetirementPlanTypeAxis_ddae4f0e-8f5f-4b4e-9105-b867f40e519d" xlink:href="https://xbrl.fasb.org/us-gaap/2022/elts/us-gaap-2022.xsd#us-gaap_RetirementPlanTypeAxis"/>
    <link:definitionArc xlink:arcrole="http://xbrl.org/int/dim/arcrole/hypercube-dimension" xlink:from="loc_us-gaap_ScheduleOfDefinedBenefitPlansDisclosuresTable_70994626-3ff9-44bc-b31e-c26855a9c2fc" xlink:to="loc_us-gaap_RetirementPlanTypeAxis_ddae4f0e-8f5f-4b4e-9105-b867f40e519d" xlink:type="arc" order="1"/>
    <link:loc xlink:type="locator" xlink:label="loc_us-gaap_RetirementPlanTypeDomain_ddae4f0e-8f5f-4b4e-9105-b867f40e519d_default" xlink:href="https://xbrl.fasb.org/us-gaap/2022/elts/us-gaap-2022.xsd#us-gaap_RetirementPlanTypeDomain"/>
    <link:definitionArc xlink:arcrole="http://xbrl.org/int/dim/arcrole/dimension-default" xlink:from="loc_us-gaap_RetirementPlanTypeAxis_ddae4f0e-8f5f-4b4e-9105-b867f40e519d" xlink:to="loc_us-gaap_RetirementPlanTypeDomain_ddae4f0e-8f5f-4b4e-9105-b867f40e519d_default" xlink:type="arc" order="1"/>
    <link:loc xlink:type="locator" xlink:label="loc_us-gaap_RetirementPlanTypeDomain_ecd48a0b-8975-4392-bf23-ec0ce8549957" xlink:href="https://xbrl.fasb.org/us-gaap/2022/elts/us-gaap-2022.xsd#us-gaap_RetirementPlanTypeDomain"/>
    <link:definitionArc xlink:arcrole="http://xbrl.org/int/dim/arcrole/dimension-domain" xlink:from="loc_us-gaap_RetirementPlanTypeAxis_ddae4f0e-8f5f-4b4e-9105-b867f40e519d" xlink:to="loc_us-gaap_RetirementPlanTypeDomain_ecd48a0b-8975-4392-bf23-ec0ce8549957" xlink:type="arc" order="1"/>
    <link:loc xlink:type="locator" xlink:label="loc_us-gaap_PensionPlansDefinedBenefitMember_11bca712-4418-4130-8752-e88c3e31e6ef" xlink:href="https://xbrl.fasb.org/us-gaap/2022/elts/us-gaap-2022.xsd#us-gaap_PensionPlansDefinedBenefitMember"/>
    <link:definitionArc xlink:arcrole="http://xbrl.org/int/dim/arcrole/domain-member" xlink:from="loc_us-gaap_RetirementPlanTypeDomain_ecd48a0b-8975-4392-bf23-ec0ce8549957" xlink:to="loc_us-gaap_PensionPlansDefinedBenefitMember_11bca712-4418-4130-8752-e88c3e31e6ef" xlink:type="arc" order="0"/>
  </link:definitionLink>
  <link:roleRef roleURI="http://www.ryder.com/role/EMPLOYEEBENEFITPLANSActuarialAssumptionstoDeterminedFundedStatusDetails" xlink:type="simple" xlink:href="r-20221231.xsd#EMPLOYEEBENEFITPLANSActuarialAssumptionstoDeterminedFundedStatusDetails"/>
  <link:definitionLink xlink:role="http://www.ryder.com/role/EMPLOYEEBENEFITPLANSActuarialAssumptionstoDeterminedFundedStatusDetails" xlink:type="extended" id="ica99f6968119443e8e9155bf8929c377_EMPLOYEEBENEFITPLANSActuarialAssumptionstoDeterminedFundedStatusDetails">
    <link:loc xlink:type="locator" xlink:label="loc_us-gaap_DefinedBenefitPlanDisclosureLineItems_f6e8a092-d9c2-4951-b614-c7c60e477cb9" xlink:href="https://xbrl.fasb.org/us-gaap/2022/elts/us-gaap-2022.xsd#us-gaap_DefinedBenefitPlanDisclosureLineItems"/>
    <link:loc xlink:type="locator" xlink:label="loc_us-gaap_DefinedBenefitPlanWeightedAverageAssumptionsUsedInCalculatingBenefitObligationAbstract_3924658e-2bef-41b5-9a33-ddb095888815" xlink:href="https://xbrl.fasb.org/us-gaap/2022/elts/us-gaap-2022.xsd#us-gaap_DefinedBenefitPlanWeightedAverageAssumptionsUsedInCalculatingBenefitObligationAbstract"/>
    <link:definitionArc xlink:arcrole="http://xbrl.org/int/dim/arcrole/domain-member" xlink:from="loc_us-gaap_DefinedBenefitPlanDisclosureLineItems_f6e8a092-d9c2-4951-b614-c7c60e477cb9" xlink:to="loc_us-gaap_DefinedBenefitPlanWeightedAverageAssumptionsUsedInCalculatingBenefitObligationAbstract_3924658e-2bef-41b5-9a33-ddb095888815" xlink:type="arc" order="0"/>
    <link:loc xlink:type="locator" xlink:label="loc_us-gaap_DefinedBenefitPlanAssumptionsUsedCalculatingBenefitObligationDiscountRate_a81c94db-085c-41a5-94d5-0f3d09aa9a42" xlink:href="https://xbrl.fasb.org/us-gaap/2022/elts/us-gaap-2022.xsd#us-gaap_DefinedBenefitPlanAssumptionsUsedCalculatingBenefitObligationDiscountRate"/>
    <link:definitionArc xlink:arcrole="http://xbrl.org/int/dim/arcrole/domain-member" xlink:from="loc_us-gaap_DefinedBenefitPlanWeightedAverageAssumptionsUsedInCalculatingBenefitObligationAbstract_3924658e-2bef-41b5-9a33-ddb095888815" xlink:to="loc_us-gaap_DefinedBenefitPlanAssumptionsUsedCalculatingBenefitObligationDiscountRate_a81c94db-085c-41a5-94d5-0f3d09aa9a42" xlink:type="arc" order="1"/>
    <link:loc xlink:type="locator" xlink:label="loc_us-gaap_ScheduleOfDefinedBenefitPlansDisclosuresTable_aa9cdf21-ea77-4f66-84d0-b9366c5123ce" xlink:href="https://xbrl.fasb.org/us-gaap/2022/elts/us-gaap-2022.xsd#us-gaap_ScheduleOfDefinedBenefitPlansDisclosuresTable"/>
    <link:definitionArc xlink:arcrole="http://xbrl.org/int/dim/arcrole/all" xlink:from="loc_us-gaap_DefinedBenefitPlanDisclosureLineItems_f6e8a092-d9c2-4951-b614-c7c60e477cb9" xlink:to="loc_us-gaap_ScheduleOfDefinedBenefitPlansDisclosuresTable_aa9cdf21-ea77-4f66-84d0-b9366c5123ce" xlink:type="arc" order="1" xbrldt:closed="true" xbrldt:contextElement="segment"/>
    <link:loc xlink:type="locator" xlink:label="loc_us-gaap_RetirementPlanSponsorLocationAxis_e25d02a0-4317-488b-8ab7-8d2865ceb193" xlink:href="https://xbrl.fasb.org/us-gaap/2022/elts/us-gaap-2022.xsd#us-gaap_RetirementPlanSponsorLocationAxis"/>
    <link:definitionArc xlink:arcrole="http://xbrl.org/int/dim/arcrole/hypercube-dimension" xlink:from="loc_us-gaap_ScheduleOfDefinedBenefitPlansDisclosuresTable_aa9cdf21-ea77-4f66-84d0-b9366c5123ce" xlink:to="loc_us-gaap_RetirementPlanSponsorLocationAxis_e25d02a0-4317-488b-8ab7-8d2865ceb193" xlink:type="arc" order="1"/>
    <link:loc xlink:type="locator" xlink:label="loc_us-gaap_RetirementPlanSponsorLocationDomain_e25d02a0-4317-488b-8ab7-8d2865ceb193_default" xlink:href="https://xbrl.fasb.org/us-gaap/2022/elts/us-gaap-2022.xsd#us-gaap_RetirementPlanSponsorLocationDomain"/>
    <link:definitionArc xlink:arcrole="http://xbrl.org/int/dim/arcrole/dimension-default" xlink:from="loc_us-gaap_RetirementPlanSponsorLocationAxis_e25d02a0-4317-488b-8ab7-8d2865ceb193" xlink:to="loc_us-gaap_RetirementPlanSponsorLocationDomain_e25d02a0-4317-488b-8ab7-8d2865ceb193_default" xlink:type="arc" order="1"/>
    <link:loc xlink:type="locator" xlink:label="loc_us-gaap_RetirementPlanSponsorLocationDomain_81c8285f-0cb9-4069-b117-f7982ec7d9e8" xlink:href="https://xbrl.fasb.org/us-gaap/2022/elts/us-gaap-2022.xsd#us-gaap_RetirementPlanSponsorLocationDomain"/>
    <link:definitionArc xlink:arcrole="http://xbrl.org/int/dim/arcrole/dimension-domain" xlink:from="loc_us-gaap_RetirementPlanSponsorLocationAxis_e25d02a0-4317-488b-8ab7-8d2865ceb193" xlink:to="loc_us-gaap_RetirementPlanSponsorLocationDomain_81c8285f-0cb9-4069-b117-f7982ec7d9e8" xlink:type="arc" order="1"/>
    <link:loc xlink:type="locator" xlink:label="loc_us-gaap_DomesticPlanMember_2f235b6e-b165-4fa9-a2fa-78e8ed5960d2" xlink:href="https://xbrl.fasb.org/us-gaap/2022/elts/us-gaap-2022.xsd#us-gaap_DomesticPlanMember"/>
    <link:definitionArc xlink:arcrole="http://xbrl.org/int/dim/arcrole/domain-member" xlink:from="loc_us-gaap_RetirementPlanSponsorLocationDomain_81c8285f-0cb9-4069-b117-f7982ec7d9e8" xlink:to="loc_us-gaap_DomesticPlanMember_2f235b6e-b165-4fa9-a2fa-78e8ed5960d2" xlink:type="arc" order="0"/>
    <link:loc xlink:type="locator" xlink:label="loc_country_US_b2517500-67bb-4b1d-bab8-31d554958a93" xlink:href="https://xbrl.sec.gov/country/2022/country-2022.xsd#country_US"/>
    <link:definitionArc xlink:arcrole="http://xbrl.org/int/dim/arcrole/domain-member" xlink:from="loc_us-gaap_DomesticPlanMember_2f235b6e-b165-4fa9-a2fa-78e8ed5960d2" xlink:to="loc_country_US_b2517500-67bb-4b1d-bab8-31d554958a93" xlink:type="arc" order="1"/>
    <link:loc xlink:type="locator" xlink:label="loc_us-gaap_ForeignPlanMember_9980e9f5-9062-4b17-87b9-46f335f48bc1" xlink:href="https://xbrl.fasb.org/us-gaap/2022/elts/us-gaap-2022.xsd#us-gaap_ForeignPlanMember"/>
    <link:definitionArc xlink:arcrole="http://xbrl.org/int/dim/arcrole/domain-member" xlink:from="loc_us-gaap_RetirementPlanSponsorLocationDomain_81c8285f-0cb9-4069-b117-f7982ec7d9e8" xlink:to="loc_us-gaap_ForeignPlanMember_9980e9f5-9062-4b17-87b9-46f335f48bc1" xlink:type="arc" order="1"/>
  </link:definitionLink>
  <link:roleRef roleURI="http://www.ryder.com/role/EMPLOYEEBENEFITPLANSABOandPBODetails" xlink:type="simple" xlink:href="r-20221231.xsd#EMPLOYEEBENEFITPLANSABOandPBODetails"/>
  <link:definitionLink xlink:role="http://www.ryder.com/role/EMPLOYEEBENEFITPLANSABOandPBODetails" xlink:type="extended" id="ia5aa553f41e94519bddaec1b5221afde_EMPLOYEEBENEFITPLANSABOandPBODetails">
    <link:loc xlink:type="locator" xlink:label="loc_us-gaap_DefinedBenefitPlanDisclosureLineItems_42d71c3c-6e25-499e-b9bf-0e76a0732419" xlink:href="https://xbrl.fasb.org/us-gaap/2022/elts/us-gaap-2022.xsd#us-gaap_DefinedBenefitPlanDisclosureLineItems"/>
    <link:loc xlink:type="locator" xlink:label="loc_r_ScheduleOfPensionObligationsInExcessOfFairValueOfPlanAssetsAbstract_9972b557-2a64-4ce6-9064-053d840d8701" xlink:href="r-20221231.xsd#r_ScheduleOfPensionObligationsInExcessOfFairValueOfPlanAssetsAbstract"/>
    <link:definitionArc xlink:arcrole="http://xbrl.org/int/dim/arcrole/domain-member" xlink:from="loc_us-gaap_DefinedBenefitPlanDisclosureLineItems_42d71c3c-6e25-499e-b9bf-0e76a0732419" xlink:to="loc_r_ScheduleOfPensionObligationsInExcessOfFairValueOfPlanAssetsAbstract_9972b557-2a64-4ce6-9064-053d840d8701" xlink:type="arc" order="0"/>
    <link:loc xlink:type="locator" xlink:label="loc_us-gaap_DefinedBenefitPlanAccumulatedBenefitObligation_0069ed12-ed07-4425-8956-68896c649dd3" xlink:href="https://xbrl.fasb.org/us-gaap/2022/elts/us-gaap-2022.xsd#us-gaap_DefinedBenefitPlanAccumulatedBenefitObligation"/>
    <link:definitionArc xlink:arcrole="http://xbrl.org/int/dim/arcrole/domain-member" xlink:from="loc_r_ScheduleOfPensionObligationsInExcessOfFairValueOfPlanAssetsAbstract_9972b557-2a64-4ce6-9064-053d840d8701" xlink:to="loc_us-gaap_DefinedBenefitPlanAccumulatedBenefitObligation_0069ed12-ed07-4425-8956-68896c649dd3" xlink:type="arc" order="1"/>
    <link:loc xlink:type="locator" xlink:label="loc_us-gaap_DefinedBenefitPlanPensionPlansWithAccumulatedBenefitObligationsInExcessOfPlanAssetsAbstract_e8666af8-d3e0-4048-aa7d-989d48c49d72" xlink:href="https://xbrl.fasb.org/us-gaap/2022/elts/us-gaap-2022.xsd#us-gaap_DefinedBenefitPlanPensionPlansWithAccumulatedBenefitObligationsInExcessOfPlanAssetsAbstract"/>
    <link:definitionArc xlink:arcrole="http://xbrl.org/int/dim/arcrole/domain-member" xlink:from="loc_r_ScheduleOfPensionObligationsInExcessOfFairValueOfPlanAssetsAbstract_9972b557-2a64-4ce6-9064-053d840d8701" xlink:to="loc_us-gaap_DefinedBenefitPlanPensionPlansWithAccumulatedBenefitObligationsInExcessOfPlanAssetsAbstract_e8666af8-d3e0-4048-aa7d-989d48c49d72" xlink:type="arc" order="2"/>
    <link:loc xlink:type="locator" xlink:label="loc_us-gaap_DefinedBenefitPlanPensionPlansWithAccumulatedBenefitObligationsInExcessOfPlanAssetsAggregateProjectedBenefitObligation_ba0e5889-1240-417d-8996-fa45fa6ff22d" xlink:href="https://xbrl.fasb.org/us-gaap/2022/elts/us-gaap-2022.xsd#us-gaap_DefinedBenefitPlanPensionPlansWithAccumulatedBenefitObligationsInExcessOfPlanAssetsAggregateProjectedBenefitObligation"/>
    <link:definitionArc xlink:arcrole="http://xbrl.org/int/dim/arcrole/domain-member" xlink:from="loc_us-gaap_DefinedBenefitPlanPensionPlansWithAccumulatedBenefitObligationsInExcessOfPlanAssetsAbstract_e8666af8-d3e0-4048-aa7d-989d48c49d72" xlink:to="loc_us-gaap_DefinedBenefitPlanPensionPlansWithAccumulatedBenefitObligationsInExcessOfPlanAssetsAggregateProjectedBenefitObligation_ba0e5889-1240-417d-8996-fa45fa6ff22d" xlink:type="arc" order="1"/>
    <link:loc xlink:type="locator" xlink:label="loc_us-gaap_DefinedBenefitPlanPensionPlansWithAccumulatedBenefitObligationsInExcessOfPlanAssetsAggregateAccumulatedBenefitObligation_c5055c87-ab94-49c1-be07-65fbd34a5d4d" xlink:href="https://xbrl.fasb.org/us-gaap/2022/elts/us-gaap-2022.xsd#us-gaap_DefinedBenefitPlanPensionPlansWithAccumulatedBenefitObligationsInExcessOfPlanAssetsAggregateAccumulatedBenefitObligation"/>
    <link:definitionArc xlink:arcrole="http://xbrl.org/int/dim/arcrole/domain-member" xlink:from="loc_us-gaap_DefinedBenefitPlanPensionPlansWithAccumulatedBenefitObligationsInExcessOfPlanAssetsAbstract_e8666af8-d3e0-4048-aa7d-989d48c49d72" xlink:to="loc_us-gaap_DefinedBenefitPlanPensionPlansWithAccumulatedBenefitObligationsInExcessOfPlanAssetsAggregateAccumulatedBenefitObligation_c5055c87-ab94-49c1-be07-65fbd34a5d4d" xlink:type="arc" order="2"/>
    <link:loc xlink:type="locator" xlink:label="loc_us-gaap_DefinedBenefitPlanPensionPlansWithAccumulatedBenefitObligationsInExcessOfPlanAssetsAggregateFairValueOfPlanAssets_35b85425-15db-4c1e-b89d-9c172080a983" xlink:href="https://xbrl.fasb.org/us-gaap/2022/elts/us-gaap-2022.xsd#us-gaap_DefinedBenefitPlanPensionPlansWithAccumulatedBenefitObligationsInExcessOfPlanAssetsAggregateFairValueOfPlanAssets"/>
    <link:definitionArc xlink:arcrole="http://xbrl.org/int/dim/arcrole/domain-member" xlink:from="loc_us-gaap_DefinedBenefitPlanPensionPlansWithAccumulatedBenefitObligationsInExcessOfPlanAssetsAbstract_e8666af8-d3e0-4048-aa7d-989d48c49d72" xlink:to="loc_us-gaap_DefinedBenefitPlanPensionPlansWithAccumulatedBenefitObligationsInExcessOfPlanAssetsAggregateFairValueOfPlanAssets_35b85425-15db-4c1e-b89d-9c172080a983" xlink:type="arc" order="3"/>
    <link:loc xlink:type="locator" xlink:label="loc_us-gaap_ScheduleOfDefinedBenefitPlansDisclosuresTable_f4dd3a78-0146-4a11-9bef-e711a8461f0d" xlink:href="https://xbrl.fasb.org/us-gaap/2022/elts/us-gaap-2022.xsd#us-gaap_ScheduleOfDefinedBenefitPlansDisclosuresTable"/>
    <link:definitionArc xlink:arcrole="http://xbrl.org/int/dim/arcrole/all" xlink:from="loc_us-gaap_DefinedBenefitPlanDisclosureLineItems_42d71c3c-6e25-499e-b9bf-0e76a0732419" xlink:to="loc_us-gaap_ScheduleOfDefinedBenefitPlansDisclosuresTable_f4dd3a78-0146-4a11-9bef-e711a8461f0d" xlink:type="arc" order="1" xbrldt:closed="true" xbrldt:contextElement="segment"/>
    <link:loc xlink:type="locator" xlink:label="loc_us-gaap_RetirementPlanSponsorLocationAxis_84fa55b2-aaf5-4ce7-bd9d-972751c76498" xlink:href="https://xbrl.fasb.org/us-gaap/2022/elts/us-gaap-2022.xsd#us-gaap_RetirementPlanSponsorLocationAxis"/>
    <link:definitionArc xlink:arcrole="http://xbrl.org/int/dim/arcrole/hypercube-dimension" xlink:from="loc_us-gaap_ScheduleOfDefinedBenefitPlansDisclosuresTable_f4dd3a78-0146-4a11-9bef-e711a8461f0d" xlink:to="loc_us-gaap_RetirementPlanSponsorLocationAxis_84fa55b2-aaf5-4ce7-bd9d-972751c76498" xlink:type="arc" order="1"/>
    <link:loc xlink:type="locator" xlink:label="loc_us-gaap_RetirementPlanSponsorLocationDomain_84fa55b2-aaf5-4ce7-bd9d-972751c76498_default" xlink:href="https://xbrl.fasb.org/us-gaap/2022/elts/us-gaap-2022.xsd#us-gaap_RetirementPlanSponsorLocationDomain"/>
    <link:definitionArc xlink:arcrole="http://xbrl.org/int/dim/arcrole/dimension-default" xlink:from="loc_us-gaap_RetirementPlanSponsorLocationAxis_84fa55b2-aaf5-4ce7-bd9d-972751c76498" xlink:to="loc_us-gaap_RetirementPlanSponsorLocationDomain_84fa55b2-aaf5-4ce7-bd9d-972751c76498_default" xlink:type="arc" order="1"/>
    <link:loc xlink:type="locator" xlink:label="loc_us-gaap_RetirementPlanSponsorLocationDomain_47ced4a7-d038-41df-b17e-b58286d143c6" xlink:href="https://xbrl.fasb.org/us-gaap/2022/elts/us-gaap-2022.xsd#us-gaap_RetirementPlanSponsorLocationDomain"/>
    <link:definitionArc xlink:arcrole="http://xbrl.org/int/dim/arcrole/dimension-domain" xlink:from="loc_us-gaap_RetirementPlanSponsorLocationAxis_84fa55b2-aaf5-4ce7-bd9d-972751c76498" xlink:to="loc_us-gaap_RetirementPlanSponsorLocationDomain_47ced4a7-d038-41df-b17e-b58286d143c6" xlink:type="arc" order="1"/>
    <link:loc xlink:type="locator" xlink:label="loc_us-gaap_DomesticPlanMember_f4027600-3511-4635-9f10-6d116b2516f3" xlink:href="https://xbrl.fasb.org/us-gaap/2022/elts/us-gaap-2022.xsd#us-gaap_DomesticPlanMember"/>
    <link:definitionArc xlink:arcrole="http://xbrl.org/int/dim/arcrole/domain-member" xlink:from="loc_us-gaap_RetirementPlanSponsorLocationDomain_47ced4a7-d038-41df-b17e-b58286d143c6" xlink:to="loc_us-gaap_DomesticPlanMember_f4027600-3511-4635-9f10-6d116b2516f3" xlink:type="arc" order="0"/>
    <link:loc xlink:type="locator" xlink:label="loc_country_US_546e948a-55f4-4a8e-a567-66691f7aa3e0" xlink:href="https://xbrl.sec.gov/country/2022/country-2022.xsd#country_US"/>
    <link:definitionArc xlink:arcrole="http://xbrl.org/int/dim/arcrole/domain-member" xlink:from="loc_us-gaap_DomesticPlanMember_f4027600-3511-4635-9f10-6d116b2516f3" xlink:to="loc_country_US_546e948a-55f4-4a8e-a567-66691f7aa3e0" xlink:type="arc" order="1"/>
    <link:loc xlink:type="locator" xlink:label="loc_us-gaap_ForeignPlanMember_7fcf180d-f84f-4e3f-b1c5-d30eb58f2498" xlink:href="https://xbrl.fasb.org/us-gaap/2022/elts/us-gaap-2022.xsd#us-gaap_ForeignPlanMember"/>
    <link:definitionArc xlink:arcrole="http://xbrl.org/int/dim/arcrole/domain-member" xlink:from="loc_us-gaap_RetirementPlanSponsorLocationDomain_47ced4a7-d038-41df-b17e-b58286d143c6" xlink:to="loc_us-gaap_ForeignPlanMember_7fcf180d-f84f-4e3f-b1c5-d30eb58f2498" xlink:type="arc" order="1"/>
  </link:definitionLink>
  <link:roleRef roleURI="http://www.ryder.com/role/EMPLOYEEBENEFITPLANSFairValueofPensionPlanAssetsDetails" xlink:type="simple" xlink:href="r-20221231.xsd#EMPLOYEEBENEFITPLANSFairValueofPensionPlanAssetsDetails"/>
  <link:definitionLink xlink:role="http://www.ryder.com/role/EMPLOYEEBENEFITPLANSFairValueofPensionPlanAssetsDetails" xlink:type="extended" id="i8bba6f7d462443f2bc54bd39652ecbd5_EMPLOYEEBENEFITPLANSFairValueofPensionPlanAssetsDetails">
    <link:loc xlink:type="locator" xlink:label="loc_us-gaap_DefinedBenefitPlanDisclosureLineItems_23cda2cb-5ab1-42da-ab6b-2676e24b54d7" xlink:href="https://xbrl.fasb.org/us-gaap/2022/elts/us-gaap-2022.xsd#us-gaap_DefinedBenefitPlanDisclosureLineItems"/>
    <link:loc xlink:type="locator" xlink:label="loc_us-gaap_DefinedBenefitPlanFairValueOfPlanAssets_506bfd3f-3387-43cf-8612-8b5512887ae0" xlink:href="https://xbrl.fasb.org/us-gaap/2022/elts/us-gaap-2022.xsd#us-gaap_DefinedBenefitPlanFairValueOfPlanAssets"/>
    <link:definitionArc xlink:arcrole="http://xbrl.org/int/dim/arcrole/domain-member" xlink:from="loc_us-gaap_DefinedBenefitPlanDisclosureLineItems_23cda2cb-5ab1-42da-ab6b-2676e24b54d7" xlink:to="loc_us-gaap_DefinedBenefitPlanFairValueOfPlanAssets_506bfd3f-3387-43cf-8612-8b5512887ae0" xlink:type="arc" order="0"/>
    <link:loc xlink:type="locator" xlink:label="loc_us-gaap_ScheduleOfDefinedBenefitPlansDisclosuresTable_aef9873a-64f2-4035-a6ff-ec0c36a6ac61" xlink:href="https://xbrl.fasb.org/us-gaap/2022/elts/us-gaap-2022.xsd#us-gaap_ScheduleOfDefinedBenefitPlansDisclosuresTable"/>
    <link:definitionArc xlink:arcrole="http://xbrl.org/int/dim/arcrole/all" xlink:from="loc_us-gaap_DefinedBenefitPlanDisclosureLineItems_23cda2cb-5ab1-42da-ab6b-2676e24b54d7" xlink:to="loc_us-gaap_ScheduleOfDefinedBenefitPlansDisclosuresTable_aef9873a-64f2-4035-a6ff-ec0c36a6ac61" xlink:type="arc" order="1" xbrldt:closed="true" xbrldt:contextElement="segment"/>
    <link:loc xlink:type="locator" xlink:label="loc_us-gaap_RetirementPlanTypeAxis_35e67ac8-961b-4ff5-b9ec-d1aeb3639fe3" xlink:href="https://xbrl.fasb.org/us-gaap/2022/elts/us-gaap-2022.xsd#us-gaap_RetirementPlanTypeAxis"/>
    <link:definitionArc xlink:arcrole="http://xbrl.org/int/dim/arcrole/hypercube-dimension" xlink:from="loc_us-gaap_ScheduleOfDefinedBenefitPlansDisclosuresTable_aef9873a-64f2-4035-a6ff-ec0c36a6ac61" xlink:to="loc_us-gaap_RetirementPlanTypeAxis_35e67ac8-961b-4ff5-b9ec-d1aeb3639fe3" xlink:type="arc" order="1"/>
    <link:loc xlink:type="locator" xlink:label="loc_us-gaap_RetirementPlanTypeDomain_35e67ac8-961b-4ff5-b9ec-d1aeb3639fe3_default" xlink:href="https://xbrl.fasb.org/us-gaap/2022/elts/us-gaap-2022.xsd#us-gaap_RetirementPlanTypeDomain"/>
    <link:definitionArc xlink:arcrole="http://xbrl.org/int/dim/arcrole/dimension-default" xlink:from="loc_us-gaap_RetirementPlanTypeAxis_35e67ac8-961b-4ff5-b9ec-d1aeb3639fe3" xlink:to="loc_us-gaap_RetirementPlanTypeDomain_35e67ac8-961b-4ff5-b9ec-d1aeb3639fe3_default" xlink:type="arc" order="1"/>
    <link:loc xlink:type="locator" xlink:label="loc_us-gaap_RetirementPlanTypeDomain_23a8b534-561b-4e90-9fc9-4375d04ed5c0" xlink:href="https://xbrl.fasb.org/us-gaap/2022/elts/us-gaap-2022.xsd#us-gaap_RetirementPlanTypeDomain"/>
    <link:definitionArc xlink:arcrole="http://xbrl.org/int/dim/arcrole/dimension-domain" xlink:from="loc_us-gaap_RetirementPlanTypeAxis_35e67ac8-961b-4ff5-b9ec-d1aeb3639fe3" xlink:to="loc_us-gaap_RetirementPlanTypeDomain_23a8b534-561b-4e90-9fc9-4375d04ed5c0" xlink:type="arc" order="1"/>
    <link:loc xlink:type="locator" xlink:label="loc_us-gaap_PensionPlansDefinedBenefitMember_3f4f1948-b131-4718-80ab-d821c515959f" xlink:href="https://xbrl.fasb.org/us-gaap/2022/elts/us-gaap-2022.xsd#us-gaap_PensionPlansDefinedBenefitMember"/>
    <link:definitionArc xlink:arcrole="http://xbrl.org/int/dim/arcrole/domain-member" xlink:from="loc_us-gaap_RetirementPlanTypeDomain_23a8b534-561b-4e90-9fc9-4375d04ed5c0" xlink:to="loc_us-gaap_PensionPlansDefinedBenefitMember_3f4f1948-b131-4718-80ab-d821c515959f" xlink:type="arc" order="0"/>
    <link:loc xlink:type="locator" xlink:label="loc_us-gaap_DefinedBenefitPlanByPlanAssetCategoriesAxis_9af6366e-6fd6-4f04-9cfd-099c0858ce12" xlink:href="https://xbrl.fasb.org/us-gaap/2022/elts/us-gaap-2022.xsd#us-gaap_DefinedBenefitPlanByPlanAssetCategoriesAxis"/>
    <link:definitionArc xlink:arcrole="http://xbrl.org/int/dim/arcrole/hypercube-dimension" xlink:from="loc_us-gaap_ScheduleOfDefinedBenefitPlansDisclosuresTable_aef9873a-64f2-4035-a6ff-ec0c36a6ac61" xlink:to="loc_us-gaap_DefinedBenefitPlanByPlanAssetCategoriesAxis_9af6366e-6fd6-4f04-9cfd-099c0858ce12" xlink:type="arc" order="2"/>
    <link:loc xlink:type="locator" xlink:label="loc_us-gaap_PlanAssetCategoriesDomain_9af6366e-6fd6-4f04-9cfd-099c0858ce12_default" xlink:href="https://xbrl.fasb.org/us-gaap/2022/elts/us-gaap-2022.xsd#us-gaap_PlanAssetCategoriesDomain"/>
    <link:definitionArc xlink:arcrole="http://xbrl.org/int/dim/arcrole/dimension-default" xlink:from="loc_us-gaap_DefinedBenefitPlanByPlanAssetCategoriesAxis_9af6366e-6fd6-4f04-9cfd-099c0858ce12" xlink:to="loc_us-gaap_PlanAssetCategoriesDomain_9af6366e-6fd6-4f04-9cfd-099c0858ce12_default" xlink:type="arc" order="1"/>
    <link:loc xlink:type="locator" xlink:label="loc_us-gaap_PlanAssetCategoriesDomain_8dfd4c4a-6346-4a00-a1f4-3bdfdd480346" xlink:href="https://xbrl.fasb.org/us-gaap/2022/elts/us-gaap-2022.xsd#us-gaap_PlanAssetCategoriesDomain"/>
    <link:definitionArc xlink:arcrole="http://xbrl.org/int/dim/arcrole/dimension-domain" xlink:from="loc_us-gaap_DefinedBenefitPlanByPlanAssetCategoriesAxis_9af6366e-6fd6-4f04-9cfd-099c0858ce12" xlink:to="loc_us-gaap_PlanAssetCategoriesDomain_8dfd4c4a-6346-4a00-a1f4-3bdfdd480346" xlink:type="arc" order="1"/>
    <link:loc xlink:type="locator" xlink:label="loc_us-gaap_DefinedBenefitPlanEquitySecuritiesUsMember_359e1665-5662-4835-9368-c183de0b081a" xlink:href="https://xbrl.fasb.org/us-gaap/2022/elts/us-gaap-2022.xsd#us-gaap_DefinedBenefitPlanEquitySecuritiesUsMember"/>
    <link:definitionArc xlink:arcrole="http://xbrl.org/int/dim/arcrole/domain-member" xlink:from="loc_us-gaap_PlanAssetCategoriesDomain_8dfd4c4a-6346-4a00-a1f4-3bdfdd480346" xlink:to="loc_us-gaap_DefinedBenefitPlanEquitySecuritiesUsMember_359e1665-5662-4835-9368-c183de0b081a" xlink:type="arc" order="0"/>
    <link:loc xlink:type="locator" xlink:label="loc_us-gaap_DefinedBenefitPlanEquitySecuritiesNonUsMember_0d437046-d354-47e0-baed-954510ab47e9" xlink:href="https://xbrl.fasb.org/us-gaap/2022/elts/us-gaap-2022.xsd#us-gaap_DefinedBenefitPlanEquitySecuritiesNonUsMember"/>
    <link:definitionArc xlink:arcrole="http://xbrl.org/int/dim/arcrole/domain-member" xlink:from="loc_us-gaap_PlanAssetCategoriesDomain_8dfd4c4a-6346-4a00-a1f4-3bdfdd480346" xlink:to="loc_us-gaap_DefinedBenefitPlanEquitySecuritiesNonUsMember_0d437046-d354-47e0-baed-954510ab47e9" xlink:type="arc" order="1"/>
    <link:loc xlink:type="locator" xlink:label="loc_us-gaap_CorporateDebtSecuritiesMember_cb6af18d-3d4f-419a-934f-2912027738fa" xlink:href="https://xbrl.fasb.org/us-gaap/2022/elts/us-gaap-2022.xsd#us-gaap_CorporateDebtSecuritiesMember"/>
    <link:definitionArc xlink:arcrole="http://xbrl.org/int/dim/arcrole/domain-member" xlink:from="loc_us-gaap_PlanAssetCategoriesDomain_8dfd4c4a-6346-4a00-a1f4-3bdfdd480346" xlink:to="loc_us-gaap_CorporateDebtSecuritiesMember_cb6af18d-3d4f-419a-934f-2912027738fa" xlink:type="arc" order="2"/>
    <link:loc xlink:type="locator" xlink:label="loc_us-gaap_DefinedBenefitPlanCommonCollectiveTrustMember_bbaa093b-3835-4bf8-838c-ae6fb41ab032" xlink:href="https://xbrl.fasb.org/us-gaap/2022/elts/us-gaap-2022.xsd#us-gaap_DefinedBenefitPlanCommonCollectiveTrustMember"/>
    <link:definitionArc xlink:arcrole="http://xbrl.org/int/dim/arcrole/domain-member" xlink:from="loc_us-gaap_PlanAssetCategoriesDomain_8dfd4c4a-6346-4a00-a1f4-3bdfdd480346" xlink:to="loc_us-gaap_DefinedBenefitPlanCommonCollectiveTrustMember_bbaa093b-3835-4bf8-838c-ae6fb41ab032" xlink:type="arc" order="3"/>
    <link:loc xlink:type="locator" xlink:label="loc_r_DefinedBenefitPlanInvestedInCollectiveTrustMember_70f5e13c-8022-41a4-b6e2-b26bcee44a46" xlink:href="r-20221231.xsd#r_DefinedBenefitPlanInvestedInCollectiveTrustMember"/>
    <link:definitionArc xlink:arcrole="http://xbrl.org/int/dim/arcrole/domain-member" xlink:from="loc_us-gaap_PlanAssetCategoriesDomain_8dfd4c4a-6346-4a00-a1f4-3bdfdd480346" xlink:to="loc_r_DefinedBenefitPlanInvestedInCollectiveTrustMember_70f5e13c-8022-41a4-b6e2-b26bcee44a46" xlink:type="arc" order="4"/>
    <link:loc xlink:type="locator" xlink:label="loc_us-gaap_PrivateEquityFundsMember_94aa5883-db75-496c-8ddd-227ff3873f07" xlink:href="https://xbrl.fasb.org/us-gaap/2022/elts/us-gaap-2022.xsd#us-gaap_PrivateEquityFundsMember"/>
    <link:definitionArc xlink:arcrole="http://xbrl.org/int/dim/arcrole/domain-member" xlink:from="loc_us-gaap_PlanAssetCategoriesDomain_8dfd4c4a-6346-4a00-a1f4-3bdfdd480346" xlink:to="loc_us-gaap_PrivateEquityFundsMember_94aa5883-db75-496c-8ddd-227ff3873f07" xlink:type="arc" order="5"/>
    <link:loc xlink:type="locator" xlink:label="loc_us-gaap_FairValueByFairValueHierarchyLevelAxis_b98c076f-ee52-48eb-ae0e-35e86f744e34" xlink:href="https://xbrl.fasb.org/us-gaap/2022/elts/us-gaap-2022.xsd#us-gaap_FairValueByFairValueHierarchyLevelAxis"/>
    <link:definitionArc xlink:arcrole="http://xbrl.org/int/dim/arcrole/hypercube-dimension" xlink:from="loc_us-gaap_ScheduleOfDefinedBenefitPlansDisclosuresTable_aef9873a-64f2-4035-a6ff-ec0c36a6ac61" xlink:to="loc_us-gaap_FairValueByFairValueHierarchyLevelAxis_b98c076f-ee52-48eb-ae0e-35e86f744e34" xlink:type="arc" order="3"/>
    <link:loc xlink:type="locator" xlink:label="loc_us-gaap_FairValueMeasurementsFairValueHierarchyDomain_b98c076f-ee52-48eb-ae0e-35e86f744e34_default" xlink:href="https://xbrl.fasb.org/us-gaap/2022/elts/us-gaap-2022.xsd#us-gaap_FairValueMeasurementsFairValueHierarchyDomain"/>
    <link:definitionArc xlink:arcrole="http://xbrl.org/int/dim/arcrole/dimension-default" xlink:from="loc_us-gaap_FairValueByFairValueHierarchyLevelAxis_b98c076f-ee52-48eb-ae0e-35e86f744e34" xlink:to="loc_us-gaap_FairValueMeasurementsFairValueHierarchyDomain_b98c076f-ee52-48eb-ae0e-35e86f744e34_default" xlink:type="arc" order="1"/>
    <link:loc xlink:type="locator" xlink:label="loc_us-gaap_FairValueMeasurementsFairValueHierarchyDomain_7a03a484-06e7-43a2-852e-8331321d3549" xlink:href="https://xbrl.fasb.org/us-gaap/2022/elts/us-gaap-2022.xsd#us-gaap_FairValueMeasurementsFairValueHierarchyDomain"/>
    <link:definitionArc xlink:arcrole="http://xbrl.org/int/dim/arcrole/dimension-domain" xlink:from="loc_us-gaap_FairValueByFairValueHierarchyLevelAxis_b98c076f-ee52-48eb-ae0e-35e86f744e34" xlink:to="loc_us-gaap_FairValueMeasurementsFairValueHierarchyDomain_7a03a484-06e7-43a2-852e-8331321d3549" xlink:type="arc" order="1"/>
    <link:loc xlink:type="locator" xlink:label="loc_us-gaap_FairValueInputsLevel1Member_ab361d40-d9af-4249-b16f-04230c7a090e" xlink:href="https://xbrl.fasb.org/us-gaap/2022/elts/us-gaap-2022.xsd#us-gaap_FairValueInputsLevel1Member"/>
    <link:definitionArc xlink:arcrole="http://xbrl.org/int/dim/arcrole/domain-member" xlink:from="loc_us-gaap_FairValueMeasurementsFairValueHierarchyDomain_7a03a484-06e7-43a2-852e-8331321d3549" xlink:to="loc_us-gaap_FairValueInputsLevel1Member_ab361d40-d9af-4249-b16f-04230c7a090e" xlink:type="arc" order="0"/>
    <link:loc xlink:type="locator" xlink:label="loc_us-gaap_FairValueInputsLevel2Member_cd1bd80b-2948-4be9-b1fd-ee284691651d" xlink:href="https://xbrl.fasb.org/us-gaap/2022/elts/us-gaap-2022.xsd#us-gaap_FairValueInputsLevel2Member"/>
    <link:definitionArc xlink:arcrole="http://xbrl.org/int/dim/arcrole/domain-member" xlink:from="loc_us-gaap_FairValueMeasurementsFairValueHierarchyDomain_7a03a484-06e7-43a2-852e-8331321d3549" xlink:to="loc_us-gaap_FairValueInputsLevel2Member_cd1bd80b-2948-4be9-b1fd-ee284691651d" xlink:type="arc" order="1"/>
    <link:loc xlink:type="locator" xlink:label="loc_us-gaap_FairValueInputsLevel3Member_00588deb-689f-4e8f-a41c-e4346c1dec59" xlink:href="https://xbrl.fasb.org/us-gaap/2022/elts/us-gaap-2022.xsd#us-gaap_FairValueInputsLevel3Member"/>
    <link:definitionArc xlink:arcrole="http://xbrl.org/int/dim/arcrole/domain-member" xlink:from="loc_us-gaap_FairValueMeasurementsFairValueHierarchyDomain_7a03a484-06e7-43a2-852e-8331321d3549" xlink:to="loc_us-gaap_FairValueInputsLevel3Member_00588deb-689f-4e8f-a41c-e4346c1dec59" xlink:type="arc" order="2"/>
  </link:definitionLink>
  <link:roleRef roleURI="http://www.ryder.com/role/EMPLOYEEBENEFITPLANSChangesinPensionPlanLevel3AssetsDetails" xlink:type="simple" xlink:href="r-20221231.xsd#EMPLOYEEBENEFITPLANSChangesinPensionPlanLevel3AssetsDetails"/>
  <link:definitionLink xlink:role="http://www.ryder.com/role/EMPLOYEEBENEFITPLANSChangesinPensionPlanLevel3AssetsDetails" xlink:type="extended" id="ib3d754e82ed6443bb5e2117d882df976_EMPLOYEEBENEFITPLANSChangesinPensionPlanLevel3AssetsDetails">
    <link:loc xlink:type="locator" xlink:label="loc_us-gaap_DefinedBenefitPlanDisclosureLineItems_5788c7ba-d4d6-4266-b3c0-a7ec65893870" xlink:href="https://xbrl.fasb.org/us-gaap/2022/elts/us-gaap-2022.xsd#us-gaap_DefinedBenefitPlanDisclosureLineItems"/>
    <link:loc xlink:type="locator" xlink:label="loc_us-gaap_DefinedBenefitPlanChangeInFairValueOfPlanAssetsRollForward_d6d7fe24-054b-41ba-87d9-d33ab1347650" xlink:href="https://xbrl.fasb.org/us-gaap/2022/elts/us-gaap-2022.xsd#us-gaap_DefinedBenefitPlanChangeInFairValueOfPlanAssetsRollForward"/>
    <link:definitionArc xlink:arcrole="http://xbrl.org/int/dim/arcrole/domain-member" xlink:from="loc_us-gaap_DefinedBenefitPlanDisclosureLineItems_5788c7ba-d4d6-4266-b3c0-a7ec65893870" xlink:to="loc_us-gaap_DefinedBenefitPlanChangeInFairValueOfPlanAssetsRollForward_d6d7fe24-054b-41ba-87d9-d33ab1347650" xlink:type="arc" order="0"/>
    <link:loc xlink:type="locator" xlink:label="loc_us-gaap_DefinedBenefitPlanFairValueOfPlanAssets_e9520851-6d78-49ab-8c12-8abca55f117f" xlink:href="https://xbrl.fasb.org/us-gaap/2022/elts/us-gaap-2022.xsd#us-gaap_DefinedBenefitPlanFairValueOfPlanAssets"/>
    <link:definitionArc xlink:arcrole="http://xbrl.org/int/dim/arcrole/domain-member" xlink:from="loc_us-gaap_DefinedBenefitPlanChangeInFairValueOfPlanAssetsRollForward_d6d7fe24-054b-41ba-87d9-d33ab1347650" xlink:to="loc_us-gaap_DefinedBenefitPlanFairValueOfPlanAssets_e9520851-6d78-49ab-8c12-8abca55f117f" xlink:type="arc" order="1"/>
    <link:loc xlink:type="locator" xlink:label="loc_us-gaap_DefinedBenefitPlanActualReturnOnPlanAssetsAbstract_8ace640c-c3d5-455d-9072-8611bbe9e350" xlink:href="https://xbrl.fasb.org/us-gaap/2022/elts/us-gaap-2022.xsd#us-gaap_DefinedBenefitPlanActualReturnOnPlanAssetsAbstract"/>
    <link:definitionArc xlink:arcrole="http://xbrl.org/int/dim/arcrole/domain-member" xlink:from="loc_us-gaap_DefinedBenefitPlanChangeInFairValueOfPlanAssetsRollForward_d6d7fe24-054b-41ba-87d9-d33ab1347650" xlink:to="loc_us-gaap_DefinedBenefitPlanActualReturnOnPlanAssetsAbstract_8ace640c-c3d5-455d-9072-8611bbe9e350" xlink:type="arc" order="2"/>
    <link:loc xlink:type="locator" xlink:label="loc_us-gaap_DefinedBenefitPlanActualReturnOnPlanAssetsStillHeld_0754d165-90fa-4a23-98d3-58ce2a45c54c" xlink:href="https://xbrl.fasb.org/us-gaap/2022/elts/us-gaap-2022.xsd#us-gaap_DefinedBenefitPlanActualReturnOnPlanAssetsStillHeld"/>
    <link:definitionArc xlink:arcrole="http://xbrl.org/int/dim/arcrole/domain-member" xlink:from="loc_us-gaap_DefinedBenefitPlanActualReturnOnPlanAssetsAbstract_8ace640c-c3d5-455d-9072-8611bbe9e350" xlink:to="loc_us-gaap_DefinedBenefitPlanActualReturnOnPlanAssetsStillHeld_0754d165-90fa-4a23-98d3-58ce2a45c54c" xlink:type="arc" order="1"/>
    <link:loc xlink:type="locator" xlink:label="loc_us-gaap_DefinedBenefitPlanActualReturnOnPlanAssetsSoldDuringPeriod_66ee9540-5b2c-4c69-aa72-ae470dbd652b" xlink:href="https://xbrl.fasb.org/us-gaap/2022/elts/us-gaap-2022.xsd#us-gaap_DefinedBenefitPlanActualReturnOnPlanAssetsSoldDuringPeriod"/>
    <link:definitionArc xlink:arcrole="http://xbrl.org/int/dim/arcrole/domain-member" xlink:from="loc_us-gaap_DefinedBenefitPlanActualReturnOnPlanAssetsAbstract_8ace640c-c3d5-455d-9072-8611bbe9e350" xlink:to="loc_us-gaap_DefinedBenefitPlanActualReturnOnPlanAssetsSoldDuringPeriod_66ee9540-5b2c-4c69-aa72-ae470dbd652b" xlink:type="arc" order="2"/>
    <link:loc xlink:type="locator" xlink:label="loc_us-gaap_DefinedBenefitPlanPurchasesSalesAndSettlements_3a4941a0-3a97-485d-a00e-af6b33541189" xlink:href="https://xbrl.fasb.org/us-gaap/2022/elts/us-gaap-2022.xsd#us-gaap_DefinedBenefitPlanPurchasesSalesAndSettlements"/>
    <link:definitionArc xlink:arcrole="http://xbrl.org/int/dim/arcrole/domain-member" xlink:from="loc_us-gaap_DefinedBenefitPlanChangeInFairValueOfPlanAssetsRollForward_d6d7fe24-054b-41ba-87d9-d33ab1347650" xlink:to="loc_us-gaap_DefinedBenefitPlanPurchasesSalesAndSettlements_3a4941a0-3a97-485d-a00e-af6b33541189" xlink:type="arc" order="3"/>
    <link:loc xlink:type="locator" xlink:label="loc_us-gaap_DefinedBenefitPlanFairValueOfPlanAssets_a242ef2a-7642-433d-94d4-4315910b79a9" xlink:href="https://xbrl.fasb.org/us-gaap/2022/elts/us-gaap-2022.xsd#us-gaap_DefinedBenefitPlanFairValueOfPlanAssets"/>
    <link:loc xlink:type="locator" xlink:label="loc_us-gaap_ScheduleOfDefinedBenefitPlansDisclosuresTable_a3879566-4332-444d-b618-c875e12b0f9b" xlink:href="https://xbrl.fasb.org/us-gaap/2022/elts/us-gaap-2022.xsd#us-gaap_ScheduleOfDefinedBenefitPlansDisclosuresTable"/>
    <link:definitionArc xlink:arcrole="http://xbrl.org/int/dim/arcrole/all" xlink:from="loc_us-gaap_DefinedBenefitPlanDisclosureLineItems_5788c7ba-d4d6-4266-b3c0-a7ec65893870" xlink:to="loc_us-gaap_ScheduleOfDefinedBenefitPlansDisclosuresTable_a3879566-4332-444d-b618-c875e12b0f9b" xlink:type="arc" order="1" xbrldt:closed="true" xbrldt:contextElement="segment"/>
    <link:loc xlink:type="locator" xlink:label="loc_us-gaap_RetirementPlanTypeAxis_c9caa4fa-6368-47bd-84cf-f38fa93437f6" xlink:href="https://xbrl.fasb.org/us-gaap/2022/elts/us-gaap-2022.xsd#us-gaap_RetirementPlanTypeAxis"/>
    <link:definitionArc xlink:arcrole="http://xbrl.org/int/dim/arcrole/hypercube-dimension" xlink:from="loc_us-gaap_ScheduleOfDefinedBenefitPlansDisclosuresTable_a3879566-4332-444d-b618-c875e12b0f9b" xlink:to="loc_us-gaap_RetirementPlanTypeAxis_c9caa4fa-6368-47bd-84cf-f38fa93437f6" xlink:type="arc" order="1"/>
    <link:loc xlink:type="locator" xlink:label="loc_us-gaap_RetirementPlanTypeDomain_c9caa4fa-6368-47bd-84cf-f38fa93437f6_default" xlink:href="https://xbrl.fasb.org/us-gaap/2022/elts/us-gaap-2022.xsd#us-gaap_RetirementPlanTypeDomain"/>
    <link:definitionArc xlink:arcrole="http://xbrl.org/int/dim/arcrole/dimension-default" xlink:from="loc_us-gaap_RetirementPlanTypeAxis_c9caa4fa-6368-47bd-84cf-f38fa93437f6" xlink:to="loc_us-gaap_RetirementPlanTypeDomain_c9caa4fa-6368-47bd-84cf-f38fa93437f6_default" xlink:type="arc" order="1"/>
    <link:loc xlink:type="locator" xlink:label="loc_us-gaap_RetirementPlanTypeDomain_fc0e7128-a367-4bab-8ea6-b974e42a6505" xlink:href="https://xbrl.fasb.org/us-gaap/2022/elts/us-gaap-2022.xsd#us-gaap_RetirementPlanTypeDomain"/>
    <link:definitionArc xlink:arcrole="http://xbrl.org/int/dim/arcrole/dimension-domain" xlink:from="loc_us-gaap_RetirementPlanTypeAxis_c9caa4fa-6368-47bd-84cf-f38fa93437f6" xlink:to="loc_us-gaap_RetirementPlanTypeDomain_fc0e7128-a367-4bab-8ea6-b974e42a6505" xlink:type="arc" order="1"/>
    <link:loc xlink:type="locator" xlink:label="loc_us-gaap_PensionPlansDefinedBenefitMember_ecb7cdca-320c-45e3-9750-c7d1c2038103" xlink:href="https://xbrl.fasb.org/us-gaap/2022/elts/us-gaap-2022.xsd#us-gaap_PensionPlansDefinedBenefitMember"/>
    <link:definitionArc xlink:arcrole="http://xbrl.org/int/dim/arcrole/domain-member" xlink:from="loc_us-gaap_RetirementPlanTypeDomain_fc0e7128-a367-4bab-8ea6-b974e42a6505" xlink:to="loc_us-gaap_PensionPlansDefinedBenefitMember_ecb7cdca-320c-45e3-9750-c7d1c2038103" xlink:type="arc" order="0"/>
    <link:loc xlink:type="locator" xlink:label="loc_us-gaap_FairValueByFairValueHierarchyLevelAxis_1eb03f56-b390-4dda-9f96-cec6965b4de0" xlink:href="https://xbrl.fasb.org/us-gaap/2022/elts/us-gaap-2022.xsd#us-gaap_FairValueByFairValueHierarchyLevelAxis"/>
    <link:definitionArc xlink:arcrole="http://xbrl.org/int/dim/arcrole/hypercube-dimension" xlink:from="loc_us-gaap_ScheduleOfDefinedBenefitPlansDisclosuresTable_a3879566-4332-444d-b618-c875e12b0f9b" xlink:to="loc_us-gaap_FairValueByFairValueHierarchyLevelAxis_1eb03f56-b390-4dda-9f96-cec6965b4de0" xlink:type="arc" order="2"/>
    <link:loc xlink:type="locator" xlink:label="loc_us-gaap_FairValueMeasurementsFairValueHierarchyDomain_1eb03f56-b390-4dda-9f96-cec6965b4de0_default" xlink:href="https://xbrl.fasb.org/us-gaap/2022/elts/us-gaap-2022.xsd#us-gaap_FairValueMeasurementsFairValueHierarchyDomain"/>
    <link:definitionArc xlink:arcrole="http://xbrl.org/int/dim/arcrole/dimension-default" xlink:from="loc_us-gaap_FairValueByFairValueHierarchyLevelAxis_1eb03f56-b390-4dda-9f96-cec6965b4de0" xlink:to="loc_us-gaap_FairValueMeasurementsFairValueHierarchyDomain_1eb03f56-b390-4dda-9f96-cec6965b4de0_default" xlink:type="arc" order="1"/>
    <link:loc xlink:type="locator" xlink:label="loc_us-gaap_FairValueMeasurementsFairValueHierarchyDomain_595b3e29-9887-408f-b0be-ca4638d7c59d" xlink:href="https://xbrl.fasb.org/us-gaap/2022/elts/us-gaap-2022.xsd#us-gaap_FairValueMeasurementsFairValueHierarchyDomain"/>
    <link:definitionArc xlink:arcrole="http://xbrl.org/int/dim/arcrole/dimension-domain" xlink:from="loc_us-gaap_FairValueByFairValueHierarchyLevelAxis_1eb03f56-b390-4dda-9f96-cec6965b4de0" xlink:to="loc_us-gaap_FairValueMeasurementsFairValueHierarchyDomain_595b3e29-9887-408f-b0be-ca4638d7c59d" xlink:type="arc" order="1"/>
    <link:loc xlink:type="locator" xlink:label="loc_us-gaap_FairValueInputsLevel3Member_2544dff9-507f-4fa8-bb20-954790827ac2" xlink:href="https://xbrl.fasb.org/us-gaap/2022/elts/us-gaap-2022.xsd#us-gaap_FairValueInputsLevel3Member"/>
    <link:definitionArc xlink:arcrole="http://xbrl.org/int/dim/arcrole/domain-member" xlink:from="loc_us-gaap_FairValueMeasurementsFairValueHierarchyDomain_595b3e29-9887-408f-b0be-ca4638d7c59d" xlink:to="loc_us-gaap_FairValueInputsLevel3Member_2544dff9-507f-4fa8-bb20-954790827ac2" xlink:type="arc" order="0"/>
  </link:definitionLink>
  <link:roleRef roleURI="http://www.ryder.com/role/EMPLOYEEBENEFITPLANSExpectedBenefitPaymentsDetails" xlink:type="simple" xlink:href="r-20221231.xsd#EMPLOYEEBENEFITPLANSExpectedBenefitPaymentsDetails"/>
  <link:definitionLink xlink:role="http://www.ryder.com/role/EMPLOYEEBENEFITPLANSExpectedBenefitPaymentsDetails" xlink:type="extended" id="i7eaef5ed7fb04648b8538a45ce9a0e0b_EMPLOYEEBENEFITPLANSExpectedBenefitPaymentsDetails">
    <link:loc xlink:type="locator" xlink:label="loc_us-gaap_DefinedBenefitPlanDisclosureLineItems_fb233b75-66b2-4005-9533-fcb9a0cf4bc6" xlink:href="https://xbrl.fasb.org/us-gaap/2022/elts/us-gaap-2022.xsd#us-gaap_DefinedBenefitPlanDisclosureLineItems"/>
    <link:loc xlink:type="locator" xlink:label="loc_us-gaap_DefinedBenefitPlanEstimatedFutureBenefitPaymentsAbstract_dffa4f51-b501-48b7-8b4e-f1ee9e2bd4a2" xlink:href="https://xbrl.fasb.org/us-gaap/2022/elts/us-gaap-2022.xsd#us-gaap_DefinedBenefitPlanEstimatedFutureBenefitPaymentsAbstract"/>
    <link:definitionArc xlink:arcrole="http://xbrl.org/int/dim/arcrole/domain-member" xlink:from="loc_us-gaap_DefinedBenefitPlanDisclosureLineItems_fb233b75-66b2-4005-9533-fcb9a0cf4bc6" xlink:to="loc_us-gaap_DefinedBenefitPlanEstimatedFutureBenefitPaymentsAbstract_dffa4f51-b501-48b7-8b4e-f1ee9e2bd4a2" xlink:type="arc" order="0"/>
    <link:loc xlink:type="locator" xlink:label="loc_us-gaap_DefinedBenefitPlanExpectedFutureBenefitPaymentsNextTwelveMonths_d3f5ce87-3308-4229-9961-899415c58159" xlink:href="https://xbrl.fasb.org/us-gaap/2022/elts/us-gaap-2022.xsd#us-gaap_DefinedBenefitPlanExpectedFutureBenefitPaymentsNextTwelveMonths"/>
    <link:definitionArc xlink:arcrole="http://xbrl.org/int/dim/arcrole/domain-member" xlink:from="loc_us-gaap_DefinedBenefitPlanEstimatedFutureBenefitPaymentsAbstract_dffa4f51-b501-48b7-8b4e-f1ee9e2bd4a2" xlink:to="loc_us-gaap_DefinedBenefitPlanExpectedFutureBenefitPaymentsNextTwelveMonths_d3f5ce87-3308-4229-9961-899415c58159" xlink:type="arc" order="1"/>
    <link:loc xlink:type="locator" xlink:label="loc_us-gaap_DefinedBenefitPlanExpectedFutureBenefitPaymentsYearTwo_a8e70f75-490b-44cc-bb70-68f0e362e105" xlink:href="https://xbrl.fasb.org/us-gaap/2022/elts/us-gaap-2022.xsd#us-gaap_DefinedBenefitPlanExpectedFutureBenefitPaymentsYearTwo"/>
    <link:definitionArc xlink:arcrole="http://xbrl.org/int/dim/arcrole/domain-member" xlink:from="loc_us-gaap_DefinedBenefitPlanEstimatedFutureBenefitPaymentsAbstract_dffa4f51-b501-48b7-8b4e-f1ee9e2bd4a2" xlink:to="loc_us-gaap_DefinedBenefitPlanExpectedFutureBenefitPaymentsYearTwo_a8e70f75-490b-44cc-bb70-68f0e362e105" xlink:type="arc" order="2"/>
    <link:loc xlink:type="locator" xlink:label="loc_us-gaap_DefinedBenefitPlanExpectedFutureBenefitPaymentsYearThree_cba70798-6382-4d77-8da4-902bfe67d8f1" xlink:href="https://xbrl.fasb.org/us-gaap/2022/elts/us-gaap-2022.xsd#us-gaap_DefinedBenefitPlanExpectedFutureBenefitPaymentsYearThree"/>
    <link:definitionArc xlink:arcrole="http://xbrl.org/int/dim/arcrole/domain-member" xlink:from="loc_us-gaap_DefinedBenefitPlanEstimatedFutureBenefitPaymentsAbstract_dffa4f51-b501-48b7-8b4e-f1ee9e2bd4a2" xlink:to="loc_us-gaap_DefinedBenefitPlanExpectedFutureBenefitPaymentsYearThree_cba70798-6382-4d77-8da4-902bfe67d8f1" xlink:type="arc" order="3"/>
    <link:loc xlink:type="locator" xlink:label="loc_us-gaap_DefinedBenefitPlanExpectedFutureBenefitPaymentsYearFour_26341b04-6a0c-405f-8775-1a4ad9ef25d9" xlink:href="https://xbrl.fasb.org/us-gaap/2022/elts/us-gaap-2022.xsd#us-gaap_DefinedBenefitPlanExpectedFutureBenefitPaymentsYearFour"/>
    <link:definitionArc xlink:arcrole="http://xbrl.org/int/dim/arcrole/domain-member" xlink:from="loc_us-gaap_DefinedBenefitPlanEstimatedFutureBenefitPaymentsAbstract_dffa4f51-b501-48b7-8b4e-f1ee9e2bd4a2" xlink:to="loc_us-gaap_DefinedBenefitPlanExpectedFutureBenefitPaymentsYearFour_26341b04-6a0c-405f-8775-1a4ad9ef25d9" xlink:type="arc" order="4"/>
    <link:loc xlink:type="locator" xlink:label="loc_us-gaap_DefinedBenefitPlanExpectedFutureBenefitPaymentsYearFive_26a4771a-e5f1-4f18-9395-5a2fc2a0fba7" xlink:href="https://xbrl.fasb.org/us-gaap/2022/elts/us-gaap-2022.xsd#us-gaap_DefinedBenefitPlanExpectedFutureBenefitPaymentsYearFive"/>
    <link:definitionArc xlink:arcrole="http://xbrl.org/int/dim/arcrole/domain-member" xlink:from="loc_us-gaap_DefinedBenefitPlanEstimatedFutureBenefitPaymentsAbstract_dffa4f51-b501-48b7-8b4e-f1ee9e2bd4a2" xlink:to="loc_us-gaap_DefinedBenefitPlanExpectedFutureBenefitPaymentsYearFive_26a4771a-e5f1-4f18-9395-5a2fc2a0fba7" xlink:type="arc" order="5"/>
    <link:loc xlink:type="locator" xlink:label="loc_us-gaap_DefinedBenefitPlanExpectedFutureBenefitPaymentsFiveFiscalYearsThereafter_81012ae4-5458-452f-8c12-06f1445ab3b9" xlink:href="https://xbrl.fasb.org/us-gaap/2022/elts/us-gaap-2022.xsd#us-gaap_DefinedBenefitPlanExpectedFutureBenefitPaymentsFiveFiscalYearsThereafter"/>
    <link:definitionArc xlink:arcrole="http://xbrl.org/int/dim/arcrole/domain-member" xlink:from="loc_us-gaap_DefinedBenefitPlanEstimatedFutureBenefitPaymentsAbstract_dffa4f51-b501-48b7-8b4e-f1ee9e2bd4a2" xlink:to="loc_us-gaap_DefinedBenefitPlanExpectedFutureBenefitPaymentsFiveFiscalYearsThereafter_81012ae4-5458-452f-8c12-06f1445ab3b9" xlink:type="arc" order="6"/>
    <link:loc xlink:type="locator" xlink:label="loc_us-gaap_ScheduleOfDefinedBenefitPlansDisclosuresTable_7a767bfc-1cc9-4a07-ac0d-37977729b4cd" xlink:href="https://xbrl.fasb.org/us-gaap/2022/elts/us-gaap-2022.xsd#us-gaap_ScheduleOfDefinedBenefitPlansDisclosuresTable"/>
    <link:definitionArc xlink:arcrole="http://xbrl.org/int/dim/arcrole/all" xlink:from="loc_us-gaap_DefinedBenefitPlanDisclosureLineItems_fb233b75-66b2-4005-9533-fcb9a0cf4bc6" xlink:to="loc_us-gaap_ScheduleOfDefinedBenefitPlansDisclosuresTable_7a767bfc-1cc9-4a07-ac0d-37977729b4cd" xlink:type="arc" order="1" xbrldt:closed="true" xbrldt:contextElement="segment"/>
    <link:loc xlink:type="locator" xlink:label="loc_us-gaap_RetirementPlanTypeAxis_c7315e5f-3624-41bd-982e-751e9c9e77f4" xlink:href="https://xbrl.fasb.org/us-gaap/2022/elts/us-gaap-2022.xsd#us-gaap_RetirementPlanTypeAxis"/>
    <link:definitionArc xlink:arcrole="http://xbrl.org/int/dim/arcrole/hypercube-dimension" xlink:from="loc_us-gaap_ScheduleOfDefinedBenefitPlansDisclosuresTable_7a767bfc-1cc9-4a07-ac0d-37977729b4cd" xlink:to="loc_us-gaap_RetirementPlanTypeAxis_c7315e5f-3624-41bd-982e-751e9c9e77f4" xlink:type="arc" order="1"/>
    <link:loc xlink:type="locator" xlink:label="loc_us-gaap_RetirementPlanTypeDomain_c7315e5f-3624-41bd-982e-751e9c9e77f4_default" xlink:href="https://xbrl.fasb.org/us-gaap/2022/elts/us-gaap-2022.xsd#us-gaap_RetirementPlanTypeDomain"/>
    <link:definitionArc xlink:arcrole="http://xbrl.org/int/dim/arcrole/dimension-default" xlink:from="loc_us-gaap_RetirementPlanTypeAxis_c7315e5f-3624-41bd-982e-751e9c9e77f4" xlink:to="loc_us-gaap_RetirementPlanTypeDomain_c7315e5f-3624-41bd-982e-751e9c9e77f4_default" xlink:type="arc" order="1"/>
    <link:loc xlink:type="locator" xlink:label="loc_us-gaap_RetirementPlanTypeDomain_db0c30b7-c9f1-4aeb-8e3d-3f1b8aa6a16d" xlink:href="https://xbrl.fasb.org/us-gaap/2022/elts/us-gaap-2022.xsd#us-gaap_RetirementPlanTypeDomain"/>
    <link:definitionArc xlink:arcrole="http://xbrl.org/int/dim/arcrole/dimension-domain" xlink:from="loc_us-gaap_RetirementPlanTypeAxis_c7315e5f-3624-41bd-982e-751e9c9e77f4" xlink:to="loc_us-gaap_RetirementPlanTypeDomain_db0c30b7-c9f1-4aeb-8e3d-3f1b8aa6a16d" xlink:type="arc" order="1"/>
    <link:loc xlink:type="locator" xlink:label="loc_us-gaap_PensionPlansDefinedBenefitMember_36ee946b-dbbe-462b-85ec-7af51cfb90ce" xlink:href="https://xbrl.fasb.org/us-gaap/2022/elts/us-gaap-2022.xsd#us-gaap_PensionPlansDefinedBenefitMember"/>
    <link:definitionArc xlink:arcrole="http://xbrl.org/int/dim/arcrole/domain-member" xlink:from="loc_us-gaap_RetirementPlanTypeDomain_db0c30b7-c9f1-4aeb-8e3d-3f1b8aa6a16d" xlink:to="loc_us-gaap_PensionPlansDefinedBenefitMember_36ee946b-dbbe-462b-85ec-7af51cfb90ce" xlink:type="arc" order="0"/>
  </link:definitionLink>
  <link:roleRef roleURI="http://www.ryder.com/role/EMPLOYEEBENEFITPLANSInvestmentsHeldinRabbiTrustsDetails" xlink:type="simple" xlink:href="r-20221231.xsd#EMPLOYEEBENEFITPLANSInvestmentsHeldinRabbiTrustsDetails"/>
  <link:definitionLink xlink:role="http://www.ryder.com/role/EMPLOYEEBENEFITPLANSInvestmentsHeldinRabbiTrustsDetails" xlink:type="extended" id="id45e0ceb61354bb6b8502125acabba2e_EMPLOYEEBENEFITPLANSInvestmentsHeldinRabbiTrustsDetails">
    <link:loc xlink:type="locator" xlink:label="loc_us-gaap_DefinedBenefitPlanDisclosureLineItems_04a37745-e2fc-4f1f-ad03-0171287bc21b" xlink:href="https://xbrl.fasb.org/us-gaap/2022/elts/us-gaap-2022.xsd#us-gaap_DefinedBenefitPlanDisclosureLineItems"/>
    <link:loc xlink:type="locator" xlink:label="loc_us-gaap_DeferredCompensationPlanAssets_2b487290-ac4c-4d79-815a-4c4e26624f50" xlink:href="https://xbrl.fasb.org/us-gaap/2022/elts/us-gaap-2022.xsd#us-gaap_DeferredCompensationPlanAssets"/>
    <link:definitionArc xlink:arcrole="http://xbrl.org/int/dim/arcrole/domain-member" xlink:from="loc_us-gaap_DefinedBenefitPlanDisclosureLineItems_04a37745-e2fc-4f1f-ad03-0171287bc21b" xlink:to="loc_us-gaap_DeferredCompensationPlanAssets_2b487290-ac4c-4d79-815a-4c4e26624f50" xlink:type="arc" order="0"/>
    <link:loc xlink:type="locator" xlink:label="loc_us-gaap_ScheduleOfDefinedBenefitPlansDisclosuresTable_687db91a-0e62-49c4-8c66-8fedcf98ab70" xlink:href="https://xbrl.fasb.org/us-gaap/2022/elts/us-gaap-2022.xsd#us-gaap_ScheduleOfDefinedBenefitPlansDisclosuresTable"/>
    <link:definitionArc xlink:arcrole="http://xbrl.org/int/dim/arcrole/all" xlink:from="loc_us-gaap_DefinedBenefitPlanDisclosureLineItems_04a37745-e2fc-4f1f-ad03-0171287bc21b" xlink:to="loc_us-gaap_ScheduleOfDefinedBenefitPlansDisclosuresTable_687db91a-0e62-49c4-8c66-8fedcf98ab70" xlink:type="arc" order="1" xbrldt:closed="true" xbrldt:contextElement="segment"/>
    <link:loc xlink:type="locator" xlink:label="loc_us-gaap_InvestmentTypeAxis_852e1496-93f3-4b19-b82a-d64c4cfa1be3" xlink:href="https://xbrl.fasb.org/us-gaap/2022/elts/us-gaap-2022.xsd#us-gaap_InvestmentTypeAxis"/>
    <link:definitionArc xlink:arcrole="http://xbrl.org/int/dim/arcrole/hypercube-dimension" xlink:from="loc_us-gaap_ScheduleOfDefinedBenefitPlansDisclosuresTable_687db91a-0e62-49c4-8c66-8fedcf98ab70" xlink:to="loc_us-gaap_InvestmentTypeAxis_852e1496-93f3-4b19-b82a-d64c4cfa1be3" xlink:type="arc" order="1"/>
    <link:loc xlink:type="locator" xlink:label="loc_us-gaap_InvestmentTypeCategorizationMember_852e1496-93f3-4b19-b82a-d64c4cfa1be3_default" xlink:href="https://xbrl.fasb.org/us-gaap/2022/elts/us-gaap-2022.xsd#us-gaap_InvestmentTypeCategorizationMember"/>
    <link:definitionArc xlink:arcrole="http://xbrl.org/int/dim/arcrole/dimension-default" xlink:from="loc_us-gaap_InvestmentTypeAxis_852e1496-93f3-4b19-b82a-d64c4cfa1be3" xlink:to="loc_us-gaap_InvestmentTypeCategorizationMember_852e1496-93f3-4b19-b82a-d64c4cfa1be3_default" xlink:type="arc" order="1"/>
    <link:loc xlink:type="locator" xlink:label="loc_us-gaap_InvestmentTypeCategorizationMember_a5168534-3fd5-456a-b2db-6233926d2885" xlink:href="https://xbrl.fasb.org/us-gaap/2022/elts/us-gaap-2022.xsd#us-gaap_InvestmentTypeCategorizationMember"/>
    <link:definitionArc xlink:arcrole="http://xbrl.org/int/dim/arcrole/dimension-domain" xlink:from="loc_us-gaap_InvestmentTypeAxis_852e1496-93f3-4b19-b82a-d64c4cfa1be3" xlink:to="loc_us-gaap_InvestmentTypeCategorizationMember_a5168534-3fd5-456a-b2db-6233926d2885" xlink:type="arc" order="1"/>
    <link:loc xlink:type="locator" xlink:label="loc_r_RabbiTrustsMember_492690d3-ad35-400e-b2ee-779df40c3a5c" xlink:href="r-20221231.xsd#r_RabbiTrustsMember"/>
    <link:definitionArc xlink:arcrole="http://xbrl.org/int/dim/arcrole/domain-member" xlink:from="loc_us-gaap_InvestmentTypeCategorizationMember_a5168534-3fd5-456a-b2db-6233926d2885" xlink:to="loc_r_RabbiTrustsMember_492690d3-ad35-400e-b2ee-779df40c3a5c" xlink:type="arc" order="0"/>
    <link:loc xlink:type="locator" xlink:label="loc_us-gaap_FairValueByFairValueHierarchyLevelAxis_68d4bc81-0105-44e3-a702-b736b6f41956" xlink:href="https://xbrl.fasb.org/us-gaap/2022/elts/us-gaap-2022.xsd#us-gaap_FairValueByFairValueHierarchyLevelAxis"/>
    <link:definitionArc xlink:arcrole="http://xbrl.org/int/dim/arcrole/hypercube-dimension" xlink:from="loc_us-gaap_ScheduleOfDefinedBenefitPlansDisclosuresTable_687db91a-0e62-49c4-8c66-8fedcf98ab70" xlink:to="loc_us-gaap_FairValueByFairValueHierarchyLevelAxis_68d4bc81-0105-44e3-a702-b736b6f41956" xlink:type="arc" order="2"/>
    <link:loc xlink:type="locator" xlink:label="loc_us-gaap_FairValueMeasurementsFairValueHierarchyDomain_68d4bc81-0105-44e3-a702-b736b6f41956_default" xlink:href="https://xbrl.fasb.org/us-gaap/2022/elts/us-gaap-2022.xsd#us-gaap_FairValueMeasurementsFairValueHierarchyDomain"/>
    <link:definitionArc xlink:arcrole="http://xbrl.org/int/dim/arcrole/dimension-default" xlink:from="loc_us-gaap_FairValueByFairValueHierarchyLevelAxis_68d4bc81-0105-44e3-a702-b736b6f41956" xlink:to="loc_us-gaap_FairValueMeasurementsFairValueHierarchyDomain_68d4bc81-0105-44e3-a702-b736b6f41956_default" xlink:type="arc" order="1"/>
    <link:loc xlink:type="locator" xlink:label="loc_us-gaap_FairValueMeasurementsFairValueHierarchyDomain_bd56baab-60b8-4473-b5d8-7ff207260166" xlink:href="https://xbrl.fasb.org/us-gaap/2022/elts/us-gaap-2022.xsd#us-gaap_FairValueMeasurementsFairValueHierarchyDomain"/>
    <link:definitionArc xlink:arcrole="http://xbrl.org/int/dim/arcrole/dimension-domain" xlink:from="loc_us-gaap_FairValueByFairValueHierarchyLevelAxis_68d4bc81-0105-44e3-a702-b736b6f41956" xlink:to="loc_us-gaap_FairValueMeasurementsFairValueHierarchyDomain_bd56baab-60b8-4473-b5d8-7ff207260166" xlink:type="arc" order="1"/>
    <link:loc xlink:type="locator" xlink:label="loc_us-gaap_FairValueInputsLevel1Member_299799e0-dec4-4910-a473-399d13f6da65" xlink:href="https://xbrl.fasb.org/us-gaap/2022/elts/us-gaap-2022.xsd#us-gaap_FairValueInputsLevel1Member"/>
    <link:definitionArc xlink:arcrole="http://xbrl.org/int/dim/arcrole/domain-member" xlink:from="loc_us-gaap_FairValueMeasurementsFairValueHierarchyDomain_bd56baab-60b8-4473-b5d8-7ff207260166" xlink:to="loc_us-gaap_FairValueInputsLevel1Member_299799e0-dec4-4910-a473-399d13f6da65" xlink:type="arc" order="0"/>
    <link:loc xlink:type="locator" xlink:label="loc_us-gaap_RetirementPlanSponsorLocationAxis_c381e2db-28cf-49b5-a9eb-7488626e90a9" xlink:href="https://xbrl.fasb.org/us-gaap/2022/elts/us-gaap-2022.xsd#us-gaap_RetirementPlanSponsorLocationAxis"/>
    <link:definitionArc xlink:arcrole="http://xbrl.org/int/dim/arcrole/hypercube-dimension" xlink:from="loc_us-gaap_ScheduleOfDefinedBenefitPlansDisclosuresTable_687db91a-0e62-49c4-8c66-8fedcf98ab70" xlink:to="loc_us-gaap_RetirementPlanSponsorLocationAxis_c381e2db-28cf-49b5-a9eb-7488626e90a9" xlink:type="arc" order="3"/>
    <link:loc xlink:type="locator" xlink:label="loc_us-gaap_RetirementPlanSponsorLocationDomain_c381e2db-28cf-49b5-a9eb-7488626e90a9_default" xlink:href="https://xbrl.fasb.org/us-gaap/2022/elts/us-gaap-2022.xsd#us-gaap_RetirementPlanSponsorLocationDomain"/>
    <link:definitionArc xlink:arcrole="http://xbrl.org/int/dim/arcrole/dimension-default" xlink:from="loc_us-gaap_RetirementPlanSponsorLocationAxis_c381e2db-28cf-49b5-a9eb-7488626e90a9" xlink:to="loc_us-gaap_RetirementPlanSponsorLocationDomain_c381e2db-28cf-49b5-a9eb-7488626e90a9_default" xlink:type="arc" order="1"/>
    <link:loc xlink:type="locator" xlink:label="loc_us-gaap_RetirementPlanSponsorLocationDomain_adaeff87-abea-4a5a-9b29-0d97ff81cec8" xlink:href="https://xbrl.fasb.org/us-gaap/2022/elts/us-gaap-2022.xsd#us-gaap_RetirementPlanSponsorLocationDomain"/>
    <link:definitionArc xlink:arcrole="http://xbrl.org/int/dim/arcrole/dimension-domain" xlink:from="loc_us-gaap_RetirementPlanSponsorLocationAxis_c381e2db-28cf-49b5-a9eb-7488626e90a9" xlink:to="loc_us-gaap_RetirementPlanSponsorLocationDomain_adaeff87-abea-4a5a-9b29-0d97ff81cec8" xlink:type="arc" order="1"/>
    <link:loc xlink:type="locator" xlink:label="loc_us-gaap_DomesticPlanMember_a8413e6d-7500-4cb2-a53a-d03fda4fb61c" xlink:href="https://xbrl.fasb.org/us-gaap/2022/elts/us-gaap-2022.xsd#us-gaap_DomesticPlanMember"/>
    <link:definitionArc xlink:arcrole="http://xbrl.org/int/dim/arcrole/domain-member" xlink:from="loc_us-gaap_RetirementPlanSponsorLocationDomain_adaeff87-abea-4a5a-9b29-0d97ff81cec8" xlink:to="loc_us-gaap_DomesticPlanMember_a8413e6d-7500-4cb2-a53a-d03fda4fb61c" xlink:type="arc" order="0"/>
    <link:loc xlink:type="locator" xlink:label="loc_country_US_4769a0fa-271d-44d1-a780-3baa0abc7d80" xlink:href="https://xbrl.sec.gov/country/2022/country-2022.xsd#country_US"/>
    <link:definitionArc xlink:arcrole="http://xbrl.org/int/dim/arcrole/domain-member" xlink:from="loc_us-gaap_DomesticPlanMember_a8413e6d-7500-4cb2-a53a-d03fda4fb61c" xlink:to="loc_country_US_4769a0fa-271d-44d1-a780-3baa0abc7d80" xlink:type="arc" order="1"/>
    <link:loc xlink:type="locator" xlink:label="loc_us-gaap_ForeignPlanMember_762ab04c-b87f-4f6e-b7fe-10dc929a0e4b" xlink:href="https://xbrl.fasb.org/us-gaap/2022/elts/us-gaap-2022.xsd#us-gaap_ForeignPlanMember"/>
    <link:definitionArc xlink:arcrole="http://xbrl.org/int/dim/arcrole/domain-member" xlink:from="loc_us-gaap_RetirementPlanSponsorLocationDomain_adaeff87-abea-4a5a-9b29-0d97ff81cec8" xlink:to="loc_us-gaap_ForeignPlanMember_762ab04c-b87f-4f6e-b7fe-10dc929a0e4b" xlink:type="arc" order="1"/>
    <link:loc xlink:type="locator" xlink:label="loc_us-gaap_FinancialInstrumentAxis_8193c41e-6d1c-4cbc-848f-66eea4f8c611" xlink:href="https://xbrl.fasb.org/us-gaap/2022/elts/us-gaap-2022.xsd#us-gaap_FinancialInstrumentAxis"/>
    <link:definitionArc xlink:arcrole="http://xbrl.org/int/dim/arcrole/hypercube-dimension" xlink:from="loc_us-gaap_ScheduleOfDefinedBenefitPlansDisclosuresTable_687db91a-0e62-49c4-8c66-8fedcf98ab70" xlink:to="loc_us-gaap_FinancialInstrumentAxis_8193c41e-6d1c-4cbc-848f-66eea4f8c611" xlink:type="arc" order="4"/>
    <link:loc xlink:type="locator" xlink:label="loc_us-gaap_TransfersAndServicingOfFinancialInstrumentsTypesOfFinancialInstrumentsDomain_8193c41e-6d1c-4cbc-848f-66eea4f8c611_default" xlink:href="https://xbrl.fasb.org/us-gaap/2022/elts/us-gaap-2022.xsd#us-gaap_TransfersAndServicingOfFinancialInstrumentsTypesOfFinancialInstrumentsDomain"/>
    <link:definitionArc xlink:arcrole="http://xbrl.org/int/dim/arcrole/dimension-default" xlink:from="loc_us-gaap_FinancialInstrumentAxis_8193c41e-6d1c-4cbc-848f-66eea4f8c611" xlink:to="loc_us-gaap_TransfersAndServicingOfFinancialInstrumentsTypesOfFinancialInstrumentsDomain_8193c41e-6d1c-4cbc-848f-66eea4f8c611_default" xlink:type="arc" order="1"/>
    <link:loc xlink:type="locator" xlink:label="loc_us-gaap_TransfersAndServicingOfFinancialInstrumentsTypesOfFinancialInstrumentsDomain_9c706be9-9787-49e2-bd2f-ad2d0880be61" xlink:href="https://xbrl.fasb.org/us-gaap/2022/elts/us-gaap-2022.xsd#us-gaap_TransfersAndServicingOfFinancialInstrumentsTypesOfFinancialInstrumentsDomain"/>
    <link:definitionArc xlink:arcrole="http://xbrl.org/int/dim/arcrole/dimension-domain" xlink:from="loc_us-gaap_FinancialInstrumentAxis_8193c41e-6d1c-4cbc-848f-66eea4f8c611" xlink:to="loc_us-gaap_TransfersAndServicingOfFinancialInstrumentsTypesOfFinancialInstrumentsDomain_9c706be9-9787-49e2-bd2f-ad2d0880be61" xlink:type="arc" order="1"/>
    <link:loc xlink:type="locator" xlink:label="loc_us-gaap_CashAndCashEquivalentsMember_034af392-5371-4dca-a23b-d227a9964dbd" xlink:href="https://xbrl.fasb.org/us-gaap/2022/elts/us-gaap-2022.xsd#us-gaap_CashAndCashEquivalentsMember"/>
    <link:definitionArc xlink:arcrole="http://xbrl.org/int/dim/arcrole/domain-member" xlink:from="loc_us-gaap_TransfersAndServicingOfFinancialInstrumentsTypesOfFinancialInstrumentsDomain_9c706be9-9787-49e2-bd2f-ad2d0880be61" xlink:to="loc_us-gaap_CashAndCashEquivalentsMember_034af392-5371-4dca-a23b-d227a9964dbd" xlink:type="arc" order="0"/>
    <link:loc xlink:type="locator" xlink:label="loc_us-gaap_EquityFundsMember_728b6eb0-16f9-4277-b9c5-90eb090dcd89" xlink:href="https://xbrl.fasb.org/us-gaap/2022/elts/us-gaap-2022.xsd#us-gaap_EquityFundsMember"/>
    <link:definitionArc xlink:arcrole="http://xbrl.org/int/dim/arcrole/domain-member" xlink:from="loc_us-gaap_TransfersAndServicingOfFinancialInstrumentsTypesOfFinancialInstrumentsDomain_9c706be9-9787-49e2-bd2f-ad2d0880be61" xlink:to="loc_us-gaap_EquityFundsMember_728b6eb0-16f9-4277-b9c5-90eb090dcd89" xlink:type="arc" order="1"/>
    <link:loc xlink:type="locator" xlink:label="loc_us-gaap_FixedIncomeFundsMember_afed4951-4689-48ae-aac7-ed3b4b1c88fd" xlink:href="https://xbrl.fasb.org/us-gaap/2022/elts/us-gaap-2022.xsd#us-gaap_FixedIncomeFundsMember"/>
    <link:definitionArc xlink:arcrole="http://xbrl.org/int/dim/arcrole/domain-member" xlink:from="loc_us-gaap_TransfersAndServicingOfFinancialInstrumentsTypesOfFinancialInstrumentsDomain_9c706be9-9787-49e2-bd2f-ad2d0880be61" xlink:to="loc_us-gaap_FixedIncomeFundsMember_afed4951-4689-48ae-aac7-ed3b4b1c88fd" xlink:type="arc" order="2"/>
  </link:definitionLink>
  <link:roleRef roleURI="http://www.ryder.com/role/OTHERITEMSIMPACTINGCOMPARABILITYSummaryDetails" xlink:type="simple" xlink:href="r-20221231.xsd#OTHERITEMSIMPACTINGCOMPARABILITYSummaryDetails"/>
  <link:definitionLink xlink:role="http://www.ryder.com/role/OTHERITEMSIMPACTINGCOMPARABILITYSummaryDetails" xlink:type="extended" id="i0798cac0d85e4f8c92b1ae3c75d1a46b_OTHERITEMSIMPACTINGCOMPARABILITYSummaryDetails">
    <link:loc xlink:type="locator" xlink:label="loc_us-gaap_RestructuringCostAndReserveLineItems_344e5edb-d8ce-439e-a8fe-4806073e7329" xlink:href="https://xbrl.fasb.org/us-gaap/2022/elts/us-gaap-2022.xsd#us-gaap_RestructuringCostAndReserveLineItems"/>
    <link:loc xlink:type="locator" xlink:label="loc_r_RestructuringAndOtherNet_fe5e8083-f24a-4c63-b213-6698162b20a0" xlink:href="r-20221231.xsd#r_RestructuringAndOtherNet"/>
    <link:definitionArc xlink:arcrole="http://xbrl.org/int/dim/arcrole/domain-member" xlink:from="loc_us-gaap_RestructuringCostAndReserveLineItems_344e5edb-d8ce-439e-a8fe-4806073e7329" xlink:to="loc_r_RestructuringAndOtherNet_fe5e8083-f24a-4c63-b213-6698162b20a0" xlink:type="arc" order="0"/>
    <link:loc xlink:type="locator" xlink:label="loc_r_ERPImplementationCosts_ef6447ca-aae1-4bcc-abb7-63dbc521e575" xlink:href="r-20221231.xsd#r_ERPImplementationCosts"/>
    <link:definitionArc xlink:arcrole="http://xbrl.org/int/dim/arcrole/domain-member" xlink:from="loc_us-gaap_RestructuringCostAndReserveLineItems_344e5edb-d8ce-439e-a8fe-4806073e7329" xlink:to="loc_r_ERPImplementationCosts_ef6447ca-aae1-4bcc-abb7-63dbc521e575" xlink:type="arc" order="1"/>
    <link:loc xlink:type="locator" xlink:label="loc_r_RestructuringAndOtherChargesRecoveriesNet_d075f5fc-7a29-4d97-99d9-728206fa99dc" xlink:href="r-20221231.xsd#r_RestructuringAndOtherChargesRecoveriesNet"/>
    <link:definitionArc xlink:arcrole="http://xbrl.org/int/dim/arcrole/domain-member" xlink:from="loc_us-gaap_RestructuringCostAndReserveLineItems_344e5edb-d8ce-439e-a8fe-4806073e7329" xlink:to="loc_r_RestructuringAndOtherChargesRecoveriesNet_d075f5fc-7a29-4d97-99d9-728206fa99dc" xlink:type="arc" order="2"/>
    <link:loc xlink:type="locator" xlink:label="loc_us-gaap_GainLossOnSaleOfProperties_26a40ef1-8a50-485c-8dd4-d651112c0b37" xlink:href="https://xbrl.fasb.org/us-gaap/2022/elts/us-gaap-2022.xsd#us-gaap_GainLossOnSaleOfProperties"/>
    <link:definitionArc xlink:arcrole="http://xbrl.org/int/dim/arcrole/domain-member" xlink:from="loc_us-gaap_RestructuringCostAndReserveLineItems_344e5edb-d8ce-439e-a8fe-4806073e7329" xlink:to="loc_us-gaap_GainLossOnSaleOfProperties_26a40ef1-8a50-485c-8dd4-d651112c0b37" xlink:type="arc" order="3"/>
    <link:loc xlink:type="locator" xlink:label="loc_us-gaap_InterestExpenseMediumTermNotes_480e0e8b-e0a9-4c1a-9555-c88c15d8c6e7" xlink:href="https://xbrl.fasb.org/us-gaap/2022/elts/us-gaap-2022.xsd#us-gaap_InterestExpenseMediumTermNotes"/>
    <link:definitionArc xlink:arcrole="http://xbrl.org/int/dim/arcrole/domain-member" xlink:from="loc_us-gaap_RestructuringCostAndReserveLineItems_344e5edb-d8ce-439e-a8fe-4806073e7329" xlink:to="loc_us-gaap_InterestExpenseMediumTermNotes_480e0e8b-e0a9-4c1a-9555-c88c15d8c6e7" xlink:type="arc" order="4"/>
    <link:loc xlink:type="locator" xlink:label="loc_r_ChoiceLeaseLiabilityInsuranceRevenue_97f8353a-42c1-4c34-be91-4c516362593a" xlink:href="r-20221231.xsd#r_ChoiceLeaseLiabilityInsuranceRevenue"/>
    <link:definitionArc xlink:arcrole="http://xbrl.org/int/dim/arcrole/domain-member" xlink:from="loc_us-gaap_RestructuringCostAndReserveLineItems_344e5edb-d8ce-439e-a8fe-4806073e7329" xlink:to="loc_r_ChoiceLeaseLiabilityInsuranceRevenue_97f8353a-42c1-4c34-be91-4c516362593a" xlink:type="arc" order="5"/>
    <link:loc xlink:type="locator" xlink:label="loc_r_RestructuringAndOtherChargesNetAndOtherItems_435b5ce8-ff1d-4f35-8cee-6765b0652365" xlink:href="r-20221231.xsd#r_RestructuringAndOtherChargesNetAndOtherItems"/>
    <link:definitionArc xlink:arcrole="http://xbrl.org/int/dim/arcrole/domain-member" xlink:from="loc_us-gaap_RestructuringCostAndReserveLineItems_344e5edb-d8ce-439e-a8fe-4806073e7329" xlink:to="loc_r_RestructuringAndOtherChargesNetAndOtherItems_435b5ce8-ff1d-4f35-8cee-6765b0652365" xlink:type="arc" order="6"/>
    <link:loc xlink:type="locator" xlink:label="loc_us-gaap_ScheduleOfRestructuringAndRelatedCostsTable_36139155-c7d4-42d0-a48b-3483cd20ff6b" xlink:href="https://xbrl.fasb.org/us-gaap/2022/elts/us-gaap-2022.xsd#us-gaap_ScheduleOfRestructuringAndRelatedCostsTable"/>
    <link:definitionArc xlink:arcrole="http://xbrl.org/int/dim/arcrole/all" xlink:from="loc_us-gaap_RestructuringCostAndReserveLineItems_344e5edb-d8ce-439e-a8fe-4806073e7329" xlink:to="loc_us-gaap_ScheduleOfRestructuringAndRelatedCostsTable_36139155-c7d4-42d0-a48b-3483cd20ff6b" xlink:type="arc" order="1" xbrldt:closed="true" xbrldt:contextElement="segment"/>
    <link:loc xlink:type="locator" xlink:label="loc_srt_StatementGeographicalAxis_1c7c715a-0406-4218-9e9b-0a141d387260" xlink:href="https://xbrl.fasb.org/srt/2022/elts/srt-2022.xsd#srt_StatementGeographicalAxis"/>
    <link:definitionArc xlink:arcrole="http://xbrl.org/int/dim/arcrole/hypercube-dimension" xlink:from="loc_us-gaap_ScheduleOfRestructuringAndRelatedCostsTable_36139155-c7d4-42d0-a48b-3483cd20ff6b" xlink:to="loc_srt_StatementGeographicalAxis_1c7c715a-0406-4218-9e9b-0a141d387260" xlink:type="arc" order="1"/>
    <link:loc xlink:type="locator" xlink:label="loc_srt_SegmentGeographicalDomain_1c7c715a-0406-4218-9e9b-0a141d387260_default" xlink:href="https://xbrl.fasb.org/srt/2022/elts/srt-2022.xsd#srt_SegmentGeographicalDomain"/>
    <link:definitionArc xlink:arcrole="http://xbrl.org/int/dim/arcrole/dimension-default" xlink:from="loc_srt_StatementGeographicalAxis_1c7c715a-0406-4218-9e9b-0a141d387260" xlink:to="loc_srt_SegmentGeographicalDomain_1c7c715a-0406-4218-9e9b-0a141d387260_default" xlink:type="arc" order="1"/>
    <link:loc xlink:type="locator" xlink:label="loc_srt_SegmentGeographicalDomain_9d4be28c-5124-44fe-b6a3-065ac514cf9f" xlink:href="https://xbrl.fasb.org/srt/2022/elts/srt-2022.xsd#srt_SegmentGeographicalDomain"/>
    <link:definitionArc xlink:arcrole="http://xbrl.org/int/dim/arcrole/dimension-domain" xlink:from="loc_srt_StatementGeographicalAxis_1c7c715a-0406-4218-9e9b-0a141d387260" xlink:to="loc_srt_SegmentGeographicalDomain_9d4be28c-5124-44fe-b6a3-065ac514cf9f" xlink:type="arc" order="1"/>
    <link:loc xlink:type="locator" xlink:label="loc_country_GB_56a33e26-5988-4c8f-90e1-d2a5e02eb3d1" xlink:href="https://xbrl.sec.gov/country/2022/country-2022.xsd#country_GB"/>
    <link:definitionArc xlink:arcrole="http://xbrl.org/int/dim/arcrole/domain-member" xlink:from="loc_srt_SegmentGeographicalDomain_9d4be28c-5124-44fe-b6a3-065ac514cf9f" xlink:to="loc_country_GB_56a33e26-5988-4c8f-90e1-d2a5e02eb3d1" xlink:type="arc" order="0"/>
  </link:definitionLink>
  <link:roleRef roleURI="http://www.ryder.com/role/OTHERITEMSIMPACTINGCOMPARABILITYNarrativeDetails" xlink:type="simple" xlink:href="r-20221231.xsd#OTHERITEMSIMPACTINGCOMPARABILITYNarrativeDetails"/>
  <link:definitionLink xlink:role="http://www.ryder.com/role/OTHERITEMSIMPACTINGCOMPARABILITYNarrativeDetails" xlink:type="extended" id="ia59bf4b6bd6c4086a687978ebde47166_OTHERITEMSIMPACTINGCOMPARABILITYNarrativeDetails">
    <link:loc xlink:type="locator" xlink:label="loc_us-gaap_RestructuringCostAndReserveLineItems_60808465-9e03-4684-bda5-3c30e76bdbdc" xlink:href="https://xbrl.fasb.org/us-gaap/2022/elts/us-gaap-2022.xsd#us-gaap_RestructuringCostAndReserveLineItems"/>
    <link:loc xlink:type="locator" xlink:label="loc_r_RestructuringAndOtherNet_c6eb6325-691d-404f-bca1-f6d6bcbe0129" xlink:href="r-20221231.xsd#r_RestructuringAndOtherNet"/>
    <link:definitionArc xlink:arcrole="http://xbrl.org/int/dim/arcrole/domain-member" xlink:from="loc_us-gaap_RestructuringCostAndReserveLineItems_60808465-9e03-4684-bda5-3c30e76bdbdc" xlink:to="loc_r_RestructuringAndOtherNet_c6eb6325-691d-404f-bca1-f6d6bcbe0129" xlink:type="arc" order="0"/>
    <link:loc xlink:type="locator" xlink:label="loc_us-gaap_SeveranceCosts1_dc3e1bbf-2294-4d4c-877e-b80b27fa28a1" xlink:href="https://xbrl.fasb.org/us-gaap/2022/elts/us-gaap-2022.xsd#us-gaap_SeveranceCosts1"/>
    <link:definitionArc xlink:arcrole="http://xbrl.org/int/dim/arcrole/domain-member" xlink:from="loc_us-gaap_RestructuringCostAndReserveLineItems_60808465-9e03-4684-bda5-3c30e76bdbdc" xlink:to="loc_us-gaap_SeveranceCosts1_dc3e1bbf-2294-4d4c-877e-b80b27fa28a1" xlink:type="arc" order="1"/>
    <link:loc xlink:type="locator" xlink:label="loc_r_DebtInstrumentNumberOfInstrumentsWithEarlyRedemption_5f8a1a52-d407-4700-afb1-54d7b7bb9847" xlink:href="r-20221231.xsd#r_DebtInstrumentNumberOfInstrumentsWithEarlyRedemption"/>
    <link:definitionArc xlink:arcrole="http://xbrl.org/int/dim/arcrole/domain-member" xlink:from="loc_us-gaap_RestructuringCostAndReserveLineItems_60808465-9e03-4684-bda5-3c30e76bdbdc" xlink:to="loc_r_DebtInstrumentNumberOfInstrumentsWithEarlyRedemption_5f8a1a52-d407-4700-afb1-54d7b7bb9847" xlink:type="arc" order="2"/>
    <link:loc xlink:type="locator" xlink:label="loc_us-gaap_ScheduleOfRestructuringAndRelatedCostsTable_db912626-ac52-48fa-bde4-d92f74a3b795" xlink:href="https://xbrl.fasb.org/us-gaap/2022/elts/us-gaap-2022.xsd#us-gaap_ScheduleOfRestructuringAndRelatedCostsTable"/>
    <link:definitionArc xlink:arcrole="http://xbrl.org/int/dim/arcrole/all" xlink:from="loc_us-gaap_RestructuringCostAndReserveLineItems_60808465-9e03-4684-bda5-3c30e76bdbdc" xlink:to="loc_us-gaap_ScheduleOfRestructuringAndRelatedCostsTable_db912626-ac52-48fa-bde4-d92f74a3b795" xlink:type="arc" order="1" xbrldt:closed="true" xbrldt:contextElement="segment"/>
    <link:loc xlink:type="locator" xlink:label="loc_us-gaap_RestructuringCostAndReserveAxis_2abdea88-e876-4a2a-986a-efa84cc0c2fb" xlink:href="https://xbrl.fasb.org/us-gaap/2022/elts/us-gaap-2022.xsd#us-gaap_RestructuringCostAndReserveAxis"/>
    <link:definitionArc xlink:arcrole="http://xbrl.org/int/dim/arcrole/hypercube-dimension" xlink:from="loc_us-gaap_ScheduleOfRestructuringAndRelatedCostsTable_db912626-ac52-48fa-bde4-d92f74a3b795" xlink:to="loc_us-gaap_RestructuringCostAndReserveAxis_2abdea88-e876-4a2a-986a-efa84cc0c2fb" xlink:type="arc" order="1"/>
    <link:loc xlink:type="locator" xlink:label="loc_us-gaap_TypeOfRestructuringDomain_2abdea88-e876-4a2a-986a-efa84cc0c2fb_default" xlink:href="https://xbrl.fasb.org/us-gaap/2022/elts/us-gaap-2022.xsd#us-gaap_TypeOfRestructuringDomain"/>
    <link:definitionArc xlink:arcrole="http://xbrl.org/int/dim/arcrole/dimension-default" xlink:from="loc_us-gaap_RestructuringCostAndReserveAxis_2abdea88-e876-4a2a-986a-efa84cc0c2fb" xlink:to="loc_us-gaap_TypeOfRestructuringDomain_2abdea88-e876-4a2a-986a-efa84cc0c2fb_default" xlink:type="arc" order="1"/>
    <link:loc xlink:type="locator" xlink:label="loc_us-gaap_TypeOfRestructuringDomain_af8b7442-fe1a-476e-81c5-027745b598aa" xlink:href="https://xbrl.fasb.org/us-gaap/2022/elts/us-gaap-2022.xsd#us-gaap_TypeOfRestructuringDomain"/>
    <link:definitionArc xlink:arcrole="http://xbrl.org/int/dim/arcrole/dimension-domain" xlink:from="loc_us-gaap_RestructuringCostAndReserveAxis_2abdea88-e876-4a2a-986a-efa84cc0c2fb" xlink:to="loc_us-gaap_TypeOfRestructuringDomain_af8b7442-fe1a-476e-81c5-027745b598aa" xlink:type="arc" order="1"/>
    <link:loc xlink:type="locator" xlink:label="loc_r_OffsetByRecoveryMember_69b66461-b83b-4db3-a6d9-1f959d1025af" xlink:href="r-20221231.xsd#r_OffsetByRecoveryMember"/>
    <link:definitionArc xlink:arcrole="http://xbrl.org/int/dim/arcrole/domain-member" xlink:from="loc_us-gaap_TypeOfRestructuringDomain_af8b7442-fe1a-476e-81c5-027745b598aa" xlink:to="loc_r_OffsetByRecoveryMember_69b66461-b83b-4db3-a6d9-1f959d1025af" xlink:type="arc" order="0"/>
    <link:loc xlink:type="locator" xlink:label="loc_r_DiscreteCommercialClaimMember_16663f9a-909f-4483-993a-1c7e29bd1a6a" xlink:href="r-20221231.xsd#r_DiscreteCommercialClaimMember"/>
    <link:definitionArc xlink:arcrole="http://xbrl.org/int/dim/arcrole/domain-member" xlink:from="loc_us-gaap_TypeOfRestructuringDomain_af8b7442-fe1a-476e-81c5-027745b598aa" xlink:to="loc_r_DiscreteCommercialClaimMember_16663f9a-909f-4483-993a-1c7e29bd1a6a" xlink:type="arc" order="1"/>
    <link:loc xlink:type="locator" xlink:label="loc_us-gaap_EmployeeSeveranceMember_1e4a936b-23c3-4301-912b-e80b86654aa3" xlink:href="https://xbrl.fasb.org/us-gaap/2022/elts/us-gaap-2022.xsd#us-gaap_EmployeeSeveranceMember"/>
    <link:definitionArc xlink:arcrole="http://xbrl.org/int/dim/arcrole/domain-member" xlink:from="loc_us-gaap_TypeOfRestructuringDomain_af8b7442-fe1a-476e-81c5-027745b598aa" xlink:to="loc_us-gaap_EmployeeSeveranceMember_1e4a936b-23c3-4301-912b-e80b86654aa3" xlink:type="arc" order="2"/>
    <link:loc xlink:type="locator" xlink:label="loc_us-gaap_AcquisitionRelatedCostsMember_6c07c1e5-227a-44e8-83d6-e55046ca59ff" xlink:href="https://xbrl.fasb.org/us-gaap/2022/elts/us-gaap-2022.xsd#us-gaap_AcquisitionRelatedCostsMember"/>
    <link:definitionArc xlink:arcrole="http://xbrl.org/int/dim/arcrole/domain-member" xlink:from="loc_us-gaap_TypeOfRestructuringDomain_af8b7442-fe1a-476e-81c5-027745b598aa" xlink:to="loc_us-gaap_AcquisitionRelatedCostsMember_6c07c1e5-227a-44e8-83d6-e55046ca59ff" xlink:type="arc" order="3"/>
    <link:loc xlink:type="locator" xlink:label="loc_us-gaap_FacilityClosingMember_3316840e-13ef-4104-aa87-b85a31e4964b" xlink:href="https://xbrl.fasb.org/us-gaap/2022/elts/us-gaap-2022.xsd#us-gaap_FacilityClosingMember"/>
    <link:definitionArc xlink:arcrole="http://xbrl.org/int/dim/arcrole/domain-member" xlink:from="loc_us-gaap_TypeOfRestructuringDomain_af8b7442-fe1a-476e-81c5-027745b598aa" xlink:to="loc_us-gaap_FacilityClosingMember_3316840e-13ef-4104-aa87-b85a31e4964b" xlink:type="arc" order="4"/>
    <link:loc xlink:type="locator" xlink:label="loc_srt_StatementGeographicalAxis_ce36a7fd-0d6c-4d73-ad9a-4e071d13671f" xlink:href="https://xbrl.fasb.org/srt/2022/elts/srt-2022.xsd#srt_StatementGeographicalAxis"/>
    <link:definitionArc xlink:arcrole="http://xbrl.org/int/dim/arcrole/hypercube-dimension" xlink:from="loc_us-gaap_ScheduleOfRestructuringAndRelatedCostsTable_db912626-ac52-48fa-bde4-d92f74a3b795" xlink:to="loc_srt_StatementGeographicalAxis_ce36a7fd-0d6c-4d73-ad9a-4e071d13671f" xlink:type="arc" order="2"/>
    <link:loc xlink:type="locator" xlink:label="loc_srt_SegmentGeographicalDomain_ce36a7fd-0d6c-4d73-ad9a-4e071d13671f_default" xlink:href="https://xbrl.fasb.org/srt/2022/elts/srt-2022.xsd#srt_SegmentGeographicalDomain"/>
    <link:definitionArc xlink:arcrole="http://xbrl.org/int/dim/arcrole/dimension-default" xlink:from="loc_srt_StatementGeographicalAxis_ce36a7fd-0d6c-4d73-ad9a-4e071d13671f" xlink:to="loc_srt_SegmentGeographicalDomain_ce36a7fd-0d6c-4d73-ad9a-4e071d13671f_default" xlink:type="arc" order="1"/>
    <link:loc xlink:type="locator" xlink:label="loc_srt_SegmentGeographicalDomain_a5eed6b5-cda5-4945-8ed8-4e025299390b" xlink:href="https://xbrl.fasb.org/srt/2022/elts/srt-2022.xsd#srt_SegmentGeographicalDomain"/>
    <link:definitionArc xlink:arcrole="http://xbrl.org/int/dim/arcrole/dimension-domain" xlink:from="loc_srt_StatementGeographicalAxis_ce36a7fd-0d6c-4d73-ad9a-4e071d13671f" xlink:to="loc_srt_SegmentGeographicalDomain_a5eed6b5-cda5-4945-8ed8-4e025299390b" xlink:type="arc" order="1"/>
    <link:loc xlink:type="locator" xlink:label="loc_country_GB_89694273-ca4d-4805-9b47-0aad88b29e30" xlink:href="https://xbrl.sec.gov/country/2022/country-2022.xsd#country_GB"/>
    <link:definitionArc xlink:arcrole="http://xbrl.org/int/dim/arcrole/domain-member" xlink:from="loc_srt_SegmentGeographicalDomain_a5eed6b5-cda5-4945-8ed8-4e025299390b" xlink:to="loc_country_GB_89694273-ca4d-4805-9b47-0aad88b29e30" xlink:type="arc" order="0"/>
  </link:definitionLink>
  <link:roleRef roleURI="http://www.ryder.com/role/OTHERITEMSIMPACTINGCOMPARABILITYRestructuringLiabilitiesDetails" xlink:type="simple" xlink:href="r-20221231.xsd#OTHERITEMSIMPACTINGCOMPARABILITYRestructuringLiabilitiesDetails"/>
  <link:definitionLink xlink:role="http://www.ryder.com/role/OTHERITEMSIMPACTINGCOMPARABILITYRestructuringLiabilitiesDetails" xlink:type="extended" id="i521f0678fdc34954ad2df65c1c85801c_OTHERITEMSIMPACTINGCOMPARABILITYRestructuringLiabilitiesDetails">
    <link:loc xlink:type="locator" xlink:label="loc_us-gaap_RestructuringCostAndReserveLineItems_58a8221e-9bf8-460a-90f2-6267ddff3013" xlink:href="https://xbrl.fasb.org/us-gaap/2022/elts/us-gaap-2022.xsd#us-gaap_RestructuringCostAndReserveLineItems"/>
    <link:loc xlink:type="locator" xlink:label="loc_us-gaap_RestructuringReserveRollForward_fc232802-a24e-4485-a009-16a71cf8b52b" xlink:href="https://xbrl.fasb.org/us-gaap/2022/elts/us-gaap-2022.xsd#us-gaap_RestructuringReserveRollForward"/>
    <link:definitionArc xlink:arcrole="http://xbrl.org/int/dim/arcrole/domain-member" xlink:from="loc_us-gaap_RestructuringCostAndReserveLineItems_58a8221e-9bf8-460a-90f2-6267ddff3013" xlink:to="loc_us-gaap_RestructuringReserveRollForward_fc232802-a24e-4485-a009-16a71cf8b52b" xlink:type="arc" order="0"/>
    <link:loc xlink:type="locator" xlink:label="loc_us-gaap_RestructuringReserve_ef8ee69e-adc9-4d7d-9618-107d7fc03273" xlink:href="https://xbrl.fasb.org/us-gaap/2022/elts/us-gaap-2022.xsd#us-gaap_RestructuringReserve"/>
    <link:definitionArc xlink:arcrole="http://xbrl.org/int/dim/arcrole/domain-member" xlink:from="loc_us-gaap_RestructuringReserveRollForward_fc232802-a24e-4485-a009-16a71cf8b52b" xlink:to="loc_us-gaap_RestructuringReserve_ef8ee69e-adc9-4d7d-9618-107d7fc03273" xlink:type="arc" order="1"/>
    <link:loc xlink:type="locator" xlink:label="loc_us-gaap_SeveranceCosts1_c122d771-9100-4a90-b14f-3af1a2a4e046" xlink:href="https://xbrl.fasb.org/us-gaap/2022/elts/us-gaap-2022.xsd#us-gaap_SeveranceCosts1"/>
    <link:definitionArc xlink:arcrole="http://xbrl.org/int/dim/arcrole/domain-member" xlink:from="loc_us-gaap_RestructuringReserveRollForward_fc232802-a24e-4485-a009-16a71cf8b52b" xlink:to="loc_us-gaap_SeveranceCosts1_c122d771-9100-4a90-b14f-3af1a2a4e046" xlink:type="arc" order="2"/>
    <link:loc xlink:type="locator" xlink:label="loc_us-gaap_PaymentsForRestructuring_0e860dac-be49-4503-b56c-02c27280022b" xlink:href="https://xbrl.fasb.org/us-gaap/2022/elts/us-gaap-2022.xsd#us-gaap_PaymentsForRestructuring"/>
    <link:definitionArc xlink:arcrole="http://xbrl.org/int/dim/arcrole/domain-member" xlink:from="loc_us-gaap_RestructuringReserveRollForward_fc232802-a24e-4485-a009-16a71cf8b52b" xlink:to="loc_us-gaap_PaymentsForRestructuring_0e860dac-be49-4503-b56c-02c27280022b" xlink:type="arc" order="3"/>
    <link:loc xlink:type="locator" xlink:label="loc_us-gaap_RestructuringReserve_c011e17d-8c8c-400b-8c12-fca5c0fce1bb" xlink:href="https://xbrl.fasb.org/us-gaap/2022/elts/us-gaap-2022.xsd#us-gaap_RestructuringReserve"/>
    <link:loc xlink:type="locator" xlink:label="loc_us-gaap_ScheduleOfRestructuringAndRelatedCostsTable_fe446e11-3d46-46ee-833f-c13f0a894efe" xlink:href="https://xbrl.fasb.org/us-gaap/2022/elts/us-gaap-2022.xsd#us-gaap_ScheduleOfRestructuringAndRelatedCostsTable"/>
    <link:definitionArc xlink:arcrole="http://xbrl.org/int/dim/arcrole/all" xlink:from="loc_us-gaap_RestructuringCostAndReserveLineItems_58a8221e-9bf8-460a-90f2-6267ddff3013" xlink:to="loc_us-gaap_ScheduleOfRestructuringAndRelatedCostsTable_fe446e11-3d46-46ee-833f-c13f0a894efe" xlink:type="arc" order="1" xbrldt:closed="true" xbrldt:contextElement="segment"/>
    <link:loc xlink:type="locator" xlink:label="loc_us-gaap_RestructuringCostAndReserveAxis_f63ae751-7f34-4d1a-8d61-e647266c696c" xlink:href="https://xbrl.fasb.org/us-gaap/2022/elts/us-gaap-2022.xsd#us-gaap_RestructuringCostAndReserveAxis"/>
    <link:definitionArc xlink:arcrole="http://xbrl.org/int/dim/arcrole/hypercube-dimension" xlink:from="loc_us-gaap_ScheduleOfRestructuringAndRelatedCostsTable_fe446e11-3d46-46ee-833f-c13f0a894efe" xlink:to="loc_us-gaap_RestructuringCostAndReserveAxis_f63ae751-7f34-4d1a-8d61-e647266c696c" xlink:type="arc" order="1"/>
    <link:loc xlink:type="locator" xlink:label="loc_us-gaap_TypeOfRestructuringDomain_f63ae751-7f34-4d1a-8d61-e647266c696c_default" xlink:href="https://xbrl.fasb.org/us-gaap/2022/elts/us-gaap-2022.xsd#us-gaap_TypeOfRestructuringDomain"/>
    <link:definitionArc xlink:arcrole="http://xbrl.org/int/dim/arcrole/dimension-default" xlink:from="loc_us-gaap_RestructuringCostAndReserveAxis_f63ae751-7f34-4d1a-8d61-e647266c696c" xlink:to="loc_us-gaap_TypeOfRestructuringDomain_f63ae751-7f34-4d1a-8d61-e647266c696c_default" xlink:type="arc" order="1"/>
    <link:loc xlink:type="locator" xlink:label="loc_us-gaap_TypeOfRestructuringDomain_f6fa6402-1b02-4152-99e0-8f3ac7869ec0" xlink:href="https://xbrl.fasb.org/us-gaap/2022/elts/us-gaap-2022.xsd#us-gaap_TypeOfRestructuringDomain"/>
    <link:definitionArc xlink:arcrole="http://xbrl.org/int/dim/arcrole/dimension-domain" xlink:from="loc_us-gaap_RestructuringCostAndReserveAxis_f63ae751-7f34-4d1a-8d61-e647266c696c" xlink:to="loc_us-gaap_TypeOfRestructuringDomain_f6fa6402-1b02-4152-99e0-8f3ac7869ec0" xlink:type="arc" order="1"/>
    <link:loc xlink:type="locator" xlink:label="loc_us-gaap_EmployeeSeveranceMember_abc101ef-e589-4149-bf22-a9fc4fece508" xlink:href="https://xbrl.fasb.org/us-gaap/2022/elts/us-gaap-2022.xsd#us-gaap_EmployeeSeveranceMember"/>
    <link:definitionArc xlink:arcrole="http://xbrl.org/int/dim/arcrole/domain-member" xlink:from="loc_us-gaap_TypeOfRestructuringDomain_f6fa6402-1b02-4152-99e0-8f3ac7869ec0" xlink:to="loc_us-gaap_EmployeeSeveranceMember_abc101ef-e589-4149-bf22-a9fc4fece508" xlink:type="arc" order="0"/>
  </link:definitionLink>
  <link:roleRef roleURI="http://www.ryder.com/role/CONTINGENCIESANDOTHERMATTERSDetails" xlink:type="simple" xlink:href="r-20221231.xsd#CONTINGENCIESANDOTHERMATTERSDetails"/>
  <link:definitionLink xlink:role="http://www.ryder.com/role/CONTINGENCIESANDOTHERMATTERSDetails" xlink:type="extended" id="i820e568b81cf4f23ad8d96172dfa1c84_CONTINGENCIESANDOTHERMATTERSDetails">
    <link:loc xlink:type="locator" xlink:label="loc_us-gaap_LossContingenciesLineItems_2cbb9f5d-0afe-46ae-801e-3aa44ce1a5a5" xlink:href="https://xbrl.fasb.org/us-gaap/2022/elts/us-gaap-2022.xsd#us-gaap_LossContingenciesLineItems"/>
    <link:loc xlink:type="locator" xlink:label="loc_us-gaap_LossContingencyAccrualProvision_4d2526be-4f7a-4e89-b80a-690a0ddab4b9" xlink:href="https://xbrl.fasb.org/us-gaap/2022/elts/us-gaap-2022.xsd#us-gaap_LossContingencyAccrualProvision"/>
    <link:definitionArc xlink:arcrole="http://xbrl.org/int/dim/arcrole/domain-member" xlink:from="loc_us-gaap_LossContingenciesLineItems_2cbb9f5d-0afe-46ae-801e-3aa44ce1a5a5" xlink:to="loc_us-gaap_LossContingencyAccrualProvision_4d2526be-4f7a-4e89-b80a-690a0ddab4b9" xlink:type="arc" order="0"/>
    <link:loc xlink:type="locator" xlink:label="loc_us-gaap_AccrualForEnvironmentalLossContingenciesPeriodIncreaseDecrease_7b716b71-8abd-4bac-9c61-90e736d75270" xlink:href="https://xbrl.fasb.org/us-gaap/2022/elts/us-gaap-2022.xsd#us-gaap_AccrualForEnvironmentalLossContingenciesPeriodIncreaseDecrease"/>
    <link:definitionArc xlink:arcrole="http://xbrl.org/int/dim/arcrole/domain-member" xlink:from="loc_us-gaap_LossContingenciesLineItems_2cbb9f5d-0afe-46ae-801e-3aa44ce1a5a5" xlink:to="loc_us-gaap_AccrualForEnvironmentalLossContingenciesPeriodIncreaseDecrease_7b716b71-8abd-4bac-9c61-90e736d75270" xlink:type="arc" order="1"/>
    <link:loc xlink:type="locator" xlink:label="loc_us-gaap_LossContingencyPendingClaimsNumber_b9ed384b-c6ef-4ebc-b2a2-c1b70fe2dcaf" xlink:href="https://xbrl.fasb.org/us-gaap/2022/elts/us-gaap-2022.xsd#us-gaap_LossContingencyPendingClaimsNumber"/>
    <link:definitionArc xlink:arcrole="http://xbrl.org/int/dim/arcrole/domain-member" xlink:from="loc_us-gaap_LossContingenciesLineItems_2cbb9f5d-0afe-46ae-801e-3aa44ce1a5a5" xlink:to="loc_us-gaap_LossContingencyPendingClaimsNumber_b9ed384b-c6ef-4ebc-b2a2-c1b70fe2dcaf" xlink:type="arc" order="2"/>
    <link:loc xlink:type="locator" xlink:label="loc_us-gaap_LossContingenciesTable_06e053ce-ab29-410f-a311-00d4df426d56" xlink:href="https://xbrl.fasb.org/us-gaap/2022/elts/us-gaap-2022.xsd#us-gaap_LossContingenciesTable"/>
    <link:definitionArc xlink:arcrole="http://xbrl.org/int/dim/arcrole/all" xlink:from="loc_us-gaap_LossContingenciesLineItems_2cbb9f5d-0afe-46ae-801e-3aa44ce1a5a5" xlink:to="loc_us-gaap_LossContingenciesTable_06e053ce-ab29-410f-a311-00d4df426d56" xlink:type="arc" order="1" xbrldt:closed="true" xbrldt:contextElement="segment"/>
    <link:loc xlink:type="locator" xlink:label="loc_srt_LitigationCaseAxis_d3195121-9a31-4728-9f64-c9e86763ca27" xlink:href="https://xbrl.fasb.org/srt/2022/elts/srt-2022.xsd#srt_LitigationCaseAxis"/>
    <link:definitionArc xlink:arcrole="http://xbrl.org/int/dim/arcrole/hypercube-dimension" xlink:from="loc_us-gaap_LossContingenciesTable_06e053ce-ab29-410f-a311-00d4df426d56" xlink:to="loc_srt_LitigationCaseAxis_d3195121-9a31-4728-9f64-c9e86763ca27" xlink:type="arc" order="1"/>
    <link:loc xlink:type="locator" xlink:label="loc_srt_LitigationCaseTypeDomain_d3195121-9a31-4728-9f64-c9e86763ca27_default" xlink:href="https://xbrl.fasb.org/srt/2022/elts/srt-2022.xsd#srt_LitigationCaseTypeDomain"/>
    <link:definitionArc xlink:arcrole="http://xbrl.org/int/dim/arcrole/dimension-default" xlink:from="loc_srt_LitigationCaseAxis_d3195121-9a31-4728-9f64-c9e86763ca27" xlink:to="loc_srt_LitigationCaseTypeDomain_d3195121-9a31-4728-9f64-c9e86763ca27_default" xlink:type="arc" order="1"/>
    <link:loc xlink:type="locator" xlink:label="loc_srt_LitigationCaseTypeDomain_a133c18a-8a0b-4c6d-a6a5-fcda05ce0b00" xlink:href="https://xbrl.fasb.org/srt/2022/elts/srt-2022.xsd#srt_LitigationCaseTypeDomain"/>
    <link:definitionArc xlink:arcrole="http://xbrl.org/int/dim/arcrole/dimension-domain" xlink:from="loc_srt_LitigationCaseAxis_d3195121-9a31-4728-9f64-c9e86763ca27" xlink:to="loc_srt_LitigationCaseTypeDomain_a133c18a-8a0b-4c6d-a6a5-fcda05ce0b00" xlink:type="arc" order="1"/>
    <link:loc xlink:type="locator" xlink:label="loc_r_CircuitCourtOfThe11thJudicialCircuitMiamiDateCountyFloridaMember_9fdc5bd4-0c39-4e3a-911c-be3f78a3d2c9" xlink:href="r-20221231.xsd#r_CircuitCourtOfThe11thJudicialCircuitMiamiDateCountyFloridaMember"/>
    <link:definitionArc xlink:arcrole="http://xbrl.org/int/dim/arcrole/domain-member" xlink:from="loc_srt_LitigationCaseTypeDomain_a133c18a-8a0b-4c6d-a6a5-fcda05ce0b00" xlink:to="loc_r_CircuitCourtOfThe11thJudicialCircuitMiamiDateCountyFloridaMember_9fdc5bd4-0c39-4e3a-911c-be3f78a3d2c9" xlink:type="arc" order="0"/>
    <link:loc xlink:type="locator" xlink:label="loc_r_USDistrictCourtSouthernDistrictOfFloridaMember_d4908a59-a7b1-47da-9279-66aac8a5361b" xlink:href="r-20221231.xsd#r_USDistrictCourtSouthernDistrictOfFloridaMember"/>
    <link:definitionArc xlink:arcrole="http://xbrl.org/int/dim/arcrole/domain-member" xlink:from="loc_srt_LitigationCaseTypeDomain_a133c18a-8a0b-4c6d-a6a5-fcda05ce0b00" xlink:to="loc_r_USDistrictCourtSouthernDistrictOfFloridaMember_d4908a59-a7b1-47da-9279-66aac8a5361b" xlink:type="arc" order="1"/>
  </link:definitionLink>
  <link:roleRef roleURI="http://www.ryder.com/role/ACQUISITIONSNarrativeDetails" xlink:type="simple" xlink:href="r-20221231.xsd#ACQUISITIONSNarrativeDetails"/>
  <link:definitionLink xlink:role="http://www.ryder.com/role/ACQUISITIONSNarrativeDetails" xlink:type="extended" id="ic444772c2ec841cda612d32c0b5b405d_ACQUISITIONSNarrativeDetails">
    <link:loc xlink:type="locator" xlink:label="loc_us-gaap_BusinessAcquisitionLineItems_eb27a989-b415-4463-89c5-eb9074364451" xlink:href="https://xbrl.fasb.org/us-gaap/2022/elts/us-gaap-2022.xsd#us-gaap_BusinessAcquisitionLineItems"/>
    <link:loc xlink:type="locator" xlink:label="loc_us-gaap_BusinessCombinationConsiderationTransferred1_9c7fc068-6924-49ac-8463-879b644250e7" xlink:href="https://xbrl.fasb.org/us-gaap/2022/elts/us-gaap-2022.xsd#us-gaap_BusinessCombinationConsiderationTransferred1"/>
    <link:definitionArc xlink:arcrole="http://xbrl.org/int/dim/arcrole/domain-member" xlink:from="loc_us-gaap_BusinessAcquisitionLineItems_eb27a989-b415-4463-89c5-eb9074364451" xlink:to="loc_us-gaap_BusinessCombinationConsiderationTransferred1_9c7fc068-6924-49ac-8463-879b644250e7" xlink:type="arc" order="0"/>
    <link:loc xlink:type="locator" xlink:label="loc_us-gaap_BusinessAcquisitionPurchasePriceAllocationGoodwillExpectedTaxDeductibleAmount_9f44407f-4bc5-43ba-be3b-e4d68116e694" xlink:href="https://xbrl.fasb.org/us-gaap/2022/elts/us-gaap-2022.xsd#us-gaap_BusinessAcquisitionPurchasePriceAllocationGoodwillExpectedTaxDeductibleAmount"/>
    <link:definitionArc xlink:arcrole="http://xbrl.org/int/dim/arcrole/domain-member" xlink:from="loc_us-gaap_BusinessAcquisitionLineItems_eb27a989-b415-4463-89c5-eb9074364451" xlink:to="loc_us-gaap_BusinessAcquisitionPurchasePriceAllocationGoodwillExpectedTaxDeductibleAmount_9f44407f-4bc5-43ba-be3b-e4d68116e694" xlink:type="arc" order="1"/>
    <link:loc xlink:type="locator" xlink:label="loc_us-gaap_FiniteLivedIntangibleAssetsRemainingAmortizationPeriod1_438f58ad-98a7-42be-b3dc-2a051edbcd45" xlink:href="https://xbrl.fasb.org/us-gaap/2022/elts/us-gaap-2022.xsd#us-gaap_FiniteLivedIntangibleAssetsRemainingAmortizationPeriod1"/>
    <link:definitionArc xlink:arcrole="http://xbrl.org/int/dim/arcrole/domain-member" xlink:from="loc_us-gaap_BusinessAcquisitionLineItems_eb27a989-b415-4463-89c5-eb9074364451" xlink:to="loc_us-gaap_FiniteLivedIntangibleAssetsRemainingAmortizationPeriod1_438f58ad-98a7-42be-b3dc-2a051edbcd45" xlink:type="arc" order="2"/>
    <link:loc xlink:type="locator" xlink:label="loc_r_BusinessCombinationRestrictedCashPlacedInEscrow_274e4bc3-1932-4970-b63f-be8a4685a0f8" xlink:href="r-20221231.xsd#r_BusinessCombinationRestrictedCashPlacedInEscrow"/>
    <link:definitionArc xlink:arcrole="http://xbrl.org/int/dim/arcrole/domain-member" xlink:from="loc_us-gaap_BusinessAcquisitionLineItems_eb27a989-b415-4463-89c5-eb9074364451" xlink:to="loc_r_BusinessCombinationRestrictedCashPlacedInEscrow_274e4bc3-1932-4970-b63f-be8a4685a0f8" xlink:type="arc" order="3"/>
    <link:loc xlink:type="locator" xlink:label="loc_us-gaap_PaymentsToAcquireBusinessesNetOfCashAcquired_c5dffd09-bb5f-4964-90dc-e0f42822fde1" xlink:href="https://xbrl.fasb.org/us-gaap/2022/elts/us-gaap-2022.xsd#us-gaap_PaymentsToAcquireBusinessesNetOfCashAcquired"/>
    <link:definitionArc xlink:arcrole="http://xbrl.org/int/dim/arcrole/domain-member" xlink:from="loc_us-gaap_BusinessAcquisitionLineItems_eb27a989-b415-4463-89c5-eb9074364451" xlink:to="loc_us-gaap_PaymentsToAcquireBusinessesNetOfCashAcquired_c5dffd09-bb5f-4964-90dc-e0f42822fde1" xlink:type="arc" order="4"/>
    <link:loc xlink:type="locator" xlink:label="loc_us-gaap_Goodwill_fd44ccdf-4c1f-4ec9-9384-38718ba72b03" xlink:href="https://xbrl.fasb.org/us-gaap/2022/elts/us-gaap-2022.xsd#us-gaap_Goodwill"/>
    <link:definitionArc xlink:arcrole="http://xbrl.org/int/dim/arcrole/domain-member" xlink:from="loc_us-gaap_BusinessAcquisitionLineItems_eb27a989-b415-4463-89c5-eb9074364451" xlink:to="loc_us-gaap_Goodwill_fd44ccdf-4c1f-4ec9-9384-38718ba72b03" xlink:type="arc" order="5"/>
    <link:loc xlink:type="locator" xlink:label="loc_us-gaap_BusinessCombinationRecognizedIdentifiableAssetsAcquiredAndLiabilitiesAssumedIntangibleAssetsOtherThanGoodwill_29ea02a5-9522-4cb2-b8df-746ce35ac5a8" xlink:href="https://xbrl.fasb.org/us-gaap/2022/elts/us-gaap-2022.xsd#us-gaap_BusinessCombinationRecognizedIdentifiableAssetsAcquiredAndLiabilitiesAssumedIntangibleAssetsOtherThanGoodwill"/>
    <link:definitionArc xlink:arcrole="http://xbrl.org/int/dim/arcrole/domain-member" xlink:from="loc_us-gaap_BusinessAcquisitionLineItems_eb27a989-b415-4463-89c5-eb9074364451" xlink:to="loc_us-gaap_BusinessCombinationRecognizedIdentifiableAssetsAcquiredAndLiabilitiesAssumedIntangibleAssetsOtherThanGoodwill_29ea02a5-9522-4cb2-b8df-746ce35ac5a8" xlink:type="arc" order="6"/>
    <link:loc xlink:type="locator" xlink:label="loc_us-gaap_ScheduleOfBusinessAcquisitionsByAcquisitionTable_41bd10e8-e5f2-4700-be89-18530e8e39e7" xlink:href="https://xbrl.fasb.org/us-gaap/2022/elts/us-gaap-2022.xsd#us-gaap_ScheduleOfBusinessAcquisitionsByAcquisitionTable"/>
    <link:definitionArc xlink:arcrole="http://xbrl.org/int/dim/arcrole/all" xlink:from="loc_us-gaap_BusinessAcquisitionLineItems_eb27a989-b415-4463-89c5-eb9074364451" xlink:to="loc_us-gaap_ScheduleOfBusinessAcquisitionsByAcquisitionTable_41bd10e8-e5f2-4700-be89-18530e8e39e7" xlink:type="arc" order="1" xbrldt:closed="true" xbrldt:contextElement="segment"/>
    <link:loc xlink:type="locator" xlink:label="loc_us-gaap_BusinessAcquisitionAxis_5ed58316-4444-4da9-b235-15e8178d4d8d" xlink:href="https://xbrl.fasb.org/us-gaap/2022/elts/us-gaap-2022.xsd#us-gaap_BusinessAcquisitionAxis"/>
    <link:definitionArc xlink:arcrole="http://xbrl.org/int/dim/arcrole/hypercube-dimension" xlink:from="loc_us-gaap_ScheduleOfBusinessAcquisitionsByAcquisitionTable_41bd10e8-e5f2-4700-be89-18530e8e39e7" xlink:to="loc_us-gaap_BusinessAcquisitionAxis_5ed58316-4444-4da9-b235-15e8178d4d8d" xlink:type="arc" order="1"/>
    <link:loc xlink:type="locator" xlink:label="loc_us-gaap_BusinessAcquisitionAcquireeDomain_5ed58316-4444-4da9-b235-15e8178d4d8d_default" xlink:href="https://xbrl.fasb.org/us-gaap/2022/elts/us-gaap-2022.xsd#us-gaap_BusinessAcquisitionAcquireeDomain"/>
    <link:definitionArc xlink:arcrole="http://xbrl.org/int/dim/arcrole/dimension-default" xlink:from="loc_us-gaap_BusinessAcquisitionAxis_5ed58316-4444-4da9-b235-15e8178d4d8d" xlink:to="loc_us-gaap_BusinessAcquisitionAcquireeDomain_5ed58316-4444-4da9-b235-15e8178d4d8d_default" xlink:type="arc" order="1"/>
    <link:loc xlink:type="locator" xlink:label="loc_us-gaap_BusinessAcquisitionAcquireeDomain_c3adb54e-9a30-4ac3-8597-9452e0f30f0e" xlink:href="https://xbrl.fasb.org/us-gaap/2022/elts/us-gaap-2022.xsd#us-gaap_BusinessAcquisitionAcquireeDomain"/>
    <link:definitionArc xlink:arcrole="http://xbrl.org/int/dim/arcrole/dimension-domain" xlink:from="loc_us-gaap_BusinessAcquisitionAxis_5ed58316-4444-4da9-b235-15e8178d4d8d" xlink:to="loc_us-gaap_BusinessAcquisitionAcquireeDomain_c3adb54e-9a30-4ac3-8597-9452e0f30f0e" xlink:type="arc" order="1"/>
    <link:loc xlink:type="locator" xlink:label="loc_r_PLGInvestmentsILLCMember_76d21bcd-4089-4797-a2b1-ce1c8e2e50e2" xlink:href="r-20221231.xsd#r_PLGInvestmentsILLCMember"/>
    <link:definitionArc xlink:arcrole="http://xbrl.org/int/dim/arcrole/domain-member" xlink:from="loc_us-gaap_BusinessAcquisitionAcquireeDomain_c3adb54e-9a30-4ac3-8597-9452e0f30f0e" xlink:to="loc_r_PLGInvestmentsILLCMember_76d21bcd-4089-4797-a2b1-ce1c8e2e50e2" xlink:type="arc" order="0"/>
    <link:loc xlink:type="locator" xlink:label="loc_r_MidwestWarehouseDistributionSystemMember_f3ef7d5a-7438-43a8-96e1-b6591fd57cda" xlink:href="r-20221231.xsd#r_MidwestWarehouseDistributionSystemMember"/>
    <link:definitionArc xlink:arcrole="http://xbrl.org/int/dim/arcrole/domain-member" xlink:from="loc_us-gaap_BusinessAcquisitionAcquireeDomain_c3adb54e-9a30-4ac3-8597-9452e0f30f0e" xlink:to="loc_r_MidwestWarehouseDistributionSystemMember_f3ef7d5a-7438-43a8-96e1-b6591fd57cda" xlink:type="arc" order="1"/>
    <link:loc xlink:type="locator" xlink:label="loc_us-gaap_SeriesOfIndividuallyImmaterialBusinessAcquisitionsMember_19d4d4b7-16eb-4828-bc40-95d1fcc5c884" xlink:href="https://xbrl.fasb.org/us-gaap/2022/elts/us-gaap-2022.xsd#us-gaap_SeriesOfIndividuallyImmaterialBusinessAcquisitionsMember"/>
    <link:definitionArc xlink:arcrole="http://xbrl.org/int/dim/arcrole/domain-member" xlink:from="loc_us-gaap_BusinessAcquisitionAcquireeDomain_c3adb54e-9a30-4ac3-8597-9452e0f30f0e" xlink:to="loc_us-gaap_SeriesOfIndividuallyImmaterialBusinessAcquisitionsMember_19d4d4b7-16eb-4828-bc40-95d1fcc5c884" xlink:type="arc" order="2"/>
    <link:loc xlink:type="locator" xlink:label="loc_us-gaap_StatementBusinessSegmentsAxis_85cf506c-6e2a-4412-9bc3-ef8c6f1a7f49" xlink:href="https://xbrl.fasb.org/us-gaap/2022/elts/us-gaap-2022.xsd#us-gaap_StatementBusinessSegmentsAxis"/>
    <link:definitionArc xlink:arcrole="http://xbrl.org/int/dim/arcrole/hypercube-dimension" xlink:from="loc_us-gaap_ScheduleOfBusinessAcquisitionsByAcquisitionTable_41bd10e8-e5f2-4700-be89-18530e8e39e7" xlink:to="loc_us-gaap_StatementBusinessSegmentsAxis_85cf506c-6e2a-4412-9bc3-ef8c6f1a7f49" xlink:type="arc" order="2"/>
    <link:loc xlink:type="locator" xlink:label="loc_us-gaap_SegmentDomain_85cf506c-6e2a-4412-9bc3-ef8c6f1a7f49_default" xlink:href="https://xbrl.fasb.org/us-gaap/2022/elts/us-gaap-2022.xsd#us-gaap_SegmentDomain"/>
    <link:definitionArc xlink:arcrole="http://xbrl.org/int/dim/arcrole/dimension-default" xlink:from="loc_us-gaap_StatementBusinessSegmentsAxis_85cf506c-6e2a-4412-9bc3-ef8c6f1a7f49" xlink:to="loc_us-gaap_SegmentDomain_85cf506c-6e2a-4412-9bc3-ef8c6f1a7f49_default" xlink:type="arc" order="1"/>
    <link:loc xlink:type="locator" xlink:label="loc_us-gaap_SegmentDomain_85cd93e8-73de-43f8-a900-d3e4c8449f61" xlink:href="https://xbrl.fasb.org/us-gaap/2022/elts/us-gaap-2022.xsd#us-gaap_SegmentDomain"/>
    <link:definitionArc xlink:arcrole="http://xbrl.org/int/dim/arcrole/dimension-domain" xlink:from="loc_us-gaap_StatementBusinessSegmentsAxis_85cf506c-6e2a-4412-9bc3-ef8c6f1a7f49" xlink:to="loc_us-gaap_SegmentDomain_85cd93e8-73de-43f8-a900-d3e4c8449f61" xlink:type="arc" order="1"/>
    <link:loc xlink:type="locator" xlink:label="loc_r_SCSSegmentMember_23261bc7-065b-41fb-aeae-ea32abb54108" xlink:href="r-20221231.xsd#r_SCSSegmentMember"/>
    <link:definitionArc xlink:arcrole="http://xbrl.org/int/dim/arcrole/domain-member" xlink:from="loc_us-gaap_SegmentDomain_85cd93e8-73de-43f8-a900-d3e4c8449f61" xlink:to="loc_r_SCSSegmentMember_23261bc7-065b-41fb-aeae-ea32abb54108" xlink:type="arc" order="0"/>
    <link:loc xlink:type="locator" xlink:label="loc_us-gaap_FiniteLivedIntangibleAssetsByMajorClassAxis_c0596de4-580d-44b6-a4d4-5bfc7882d189" xlink:href="https://xbrl.fasb.org/us-gaap/2022/elts/us-gaap-2022.xsd#us-gaap_FiniteLivedIntangibleAssetsByMajorClassAxis"/>
    <link:definitionArc xlink:arcrole="http://xbrl.org/int/dim/arcrole/hypercube-dimension" xlink:from="loc_us-gaap_ScheduleOfBusinessAcquisitionsByAcquisitionTable_41bd10e8-e5f2-4700-be89-18530e8e39e7" xlink:to="loc_us-gaap_FiniteLivedIntangibleAssetsByMajorClassAxis_c0596de4-580d-44b6-a4d4-5bfc7882d189" xlink:type="arc" order="3"/>
    <link:loc xlink:type="locator" xlink:label="loc_us-gaap_FiniteLivedIntangibleAssetsMajorClassNameDomain_c0596de4-580d-44b6-a4d4-5bfc7882d189_default" xlink:href="https://xbrl.fasb.org/us-gaap/2022/elts/us-gaap-2022.xsd#us-gaap_FiniteLivedIntangibleAssetsMajorClassNameDomain"/>
    <link:definitionArc xlink:arcrole="http://xbrl.org/int/dim/arcrole/dimension-default" xlink:from="loc_us-gaap_FiniteLivedIntangibleAssetsByMajorClassAxis_c0596de4-580d-44b6-a4d4-5bfc7882d189" xlink:to="loc_us-gaap_FiniteLivedIntangibleAssetsMajorClassNameDomain_c0596de4-580d-44b6-a4d4-5bfc7882d189_default" xlink:type="arc" order="1"/>
    <link:loc xlink:type="locator" xlink:label="loc_us-gaap_FiniteLivedIntangibleAssetsMajorClassNameDomain_c1972c90-7884-4427-8415-5bdea4650ac7" xlink:href="https://xbrl.fasb.org/us-gaap/2022/elts/us-gaap-2022.xsd#us-gaap_FiniteLivedIntangibleAssetsMajorClassNameDomain"/>
    <link:definitionArc xlink:arcrole="http://xbrl.org/int/dim/arcrole/dimension-domain" xlink:from="loc_us-gaap_FiniteLivedIntangibleAssetsByMajorClassAxis_c0596de4-580d-44b6-a4d4-5bfc7882d189" xlink:to="loc_us-gaap_FiniteLivedIntangibleAssetsMajorClassNameDomain_c1972c90-7884-4427-8415-5bdea4650ac7" xlink:type="arc" order="1"/>
    <link:loc xlink:type="locator" xlink:label="loc_us-gaap_CustomerRelationshipsMember_10162bd7-006c-4168-b326-281e1f342a8f" xlink:href="https://xbrl.fasb.org/us-gaap/2022/elts/us-gaap-2022.xsd#us-gaap_CustomerRelationshipsMember"/>
    <link:definitionArc xlink:arcrole="http://xbrl.org/int/dim/arcrole/domain-member" xlink:from="loc_us-gaap_FiniteLivedIntangibleAssetsMajorClassNameDomain_c1972c90-7884-4427-8415-5bdea4650ac7" xlink:to="loc_us-gaap_CustomerRelationshipsMember_10162bd7-006c-4168-b326-281e1f342a8f" xlink:type="arc" order="0"/>
  </link:definitionLink>
  <link:roleRef roleURI="http://www.ryder.com/role/ACQUISITIONSScheduleofRecognizedIdentifiedAssetsAcquiredandLiabilitiesAssumedDetails" xlink:type="simple" xlink:href="r-20221231.xsd#ACQUISITIONSScheduleofRecognizedIdentifiedAssetsAcquiredandLiabilitiesAssumedDetails"/>
  <link:definitionLink xlink:role="http://www.ryder.com/role/ACQUISITIONSScheduleofRecognizedIdentifiedAssetsAcquiredandLiabilitiesAssumedDetails" xlink:type="extended" id="ifc5d89ec728c4f3fa1da4514caf74b8f_ACQUISITIONSScheduleofRecognizedIdentifiedAssetsAcquiredandLiabilitiesAssumedDetails">
    <link:loc xlink:type="locator" xlink:label="loc_us-gaap_BusinessAcquisitionLineItems_c8a9915b-d3e7-459f-ac91-986ce2336b23" xlink:href="https://xbrl.fasb.org/us-gaap/2022/elts/us-gaap-2022.xsd#us-gaap_BusinessAcquisitionLineItems"/>
    <link:loc xlink:type="locator" xlink:label="loc_us-gaap_BusinessCombinationRecognizedIdentifiableAssetsAcquiredAndLiabilitiesAssumedAssetsAbstract_9796f89c-3acb-48f3-9b33-da56ee6aa18f" xlink:href="https://xbrl.fasb.org/us-gaap/2022/elts/us-gaap-2022.xsd#us-gaap_BusinessCombinationRecognizedIdentifiableAssetsAcquiredAndLiabilitiesAssumedAssetsAbstract"/>
    <link:definitionArc xlink:arcrole="http://xbrl.org/int/dim/arcrole/domain-member" xlink:from="loc_us-gaap_BusinessAcquisitionLineItems_c8a9915b-d3e7-459f-ac91-986ce2336b23" xlink:to="loc_us-gaap_BusinessCombinationRecognizedIdentifiableAssetsAcquiredAndLiabilitiesAssumedAssetsAbstract_9796f89c-3acb-48f3-9b33-da56ee6aa18f" xlink:type="arc" order="0"/>
    <link:loc xlink:type="locator" xlink:label="loc_us-gaap_BusinessCombinationRecognizedIdentifiableAssetsAcquiredAndLiabilitiesAssumedCurrentAssetsAbstract_67b8560c-14fc-414b-a559-29d713a32c62" xlink:href="https://xbrl.fasb.org/us-gaap/2022/elts/us-gaap-2022.xsd#us-gaap_BusinessCombinationRecognizedIdentifiableAssetsAcquiredAndLiabilitiesAssumedCurrentAssetsAbstract"/>
    <link:definitionArc xlink:arcrole="http://xbrl.org/int/dim/arcrole/domain-member" xlink:from="loc_us-gaap_BusinessCombinationRecognizedIdentifiableAssetsAcquiredAndLiabilitiesAssumedAssetsAbstract_9796f89c-3acb-48f3-9b33-da56ee6aa18f" xlink:to="loc_us-gaap_BusinessCombinationRecognizedIdentifiableAssetsAcquiredAndLiabilitiesAssumedCurrentAssetsAbstract_67b8560c-14fc-414b-a559-29d713a32c62" xlink:type="arc" order="1"/>
    <link:loc xlink:type="locator" xlink:label="loc_us-gaap_BusinessCombinationRecognizedIdentifiableAssetsAcquiredAndLiabilitiesAssumedCashAndEquivalents_5b447754-7a2c-4425-a841-db753b08f3b9" xlink:href="https://xbrl.fasb.org/us-gaap/2022/elts/us-gaap-2022.xsd#us-gaap_BusinessCombinationRecognizedIdentifiableAssetsAcquiredAndLiabilitiesAssumedCashAndEquivalents"/>
    <link:definitionArc xlink:arcrole="http://xbrl.org/int/dim/arcrole/domain-member" xlink:from="loc_us-gaap_BusinessCombinationRecognizedIdentifiableAssetsAcquiredAndLiabilitiesAssumedCurrentAssetsAbstract_67b8560c-14fc-414b-a559-29d713a32c62" xlink:to="loc_us-gaap_BusinessCombinationRecognizedIdentifiableAssetsAcquiredAndLiabilitiesAssumedCashAndEquivalents_5b447754-7a2c-4425-a841-db753b08f3b9" xlink:type="arc" order="1"/>
    <link:loc xlink:type="locator" xlink:label="loc_us-gaap_BusinessCombinationRecognizedIdentifiableAssetsAcquiredAndLiabilitiesAssumedCurrentAssetsReceivables_b1297924-f3a8-497f-8d66-7e542ac08bd0" xlink:href="https://xbrl.fasb.org/us-gaap/2022/elts/us-gaap-2022.xsd#us-gaap_BusinessCombinationRecognizedIdentifiableAssetsAcquiredAndLiabilitiesAssumedCurrentAssetsReceivables"/>
    <link:definitionArc xlink:arcrole="http://xbrl.org/int/dim/arcrole/domain-member" xlink:from="loc_us-gaap_BusinessCombinationRecognizedIdentifiableAssetsAcquiredAndLiabilitiesAssumedCurrentAssetsAbstract_67b8560c-14fc-414b-a559-29d713a32c62" xlink:to="loc_us-gaap_BusinessCombinationRecognizedIdentifiableAssetsAcquiredAndLiabilitiesAssumedCurrentAssetsReceivables_b1297924-f3a8-497f-8d66-7e542ac08bd0" xlink:type="arc" order="2"/>
    <link:loc xlink:type="locator" xlink:label="loc_us-gaap_BusinessCombinationRecognizedIdentifiableAssetsAcquiredAndLiabilitiesAssumedCurrentAssetsPrepaidExpenseAndOtherAssets_4a94dfef-83cc-4def-a490-418868315f65" xlink:href="https://xbrl.fasb.org/us-gaap/2022/elts/us-gaap-2022.xsd#us-gaap_BusinessCombinationRecognizedIdentifiableAssetsAcquiredAndLiabilitiesAssumedCurrentAssetsPrepaidExpenseAndOtherAssets"/>
    <link:definitionArc xlink:arcrole="http://xbrl.org/int/dim/arcrole/domain-member" xlink:from="loc_us-gaap_BusinessCombinationRecognizedIdentifiableAssetsAcquiredAndLiabilitiesAssumedCurrentAssetsAbstract_67b8560c-14fc-414b-a559-29d713a32c62" xlink:to="loc_us-gaap_BusinessCombinationRecognizedIdentifiableAssetsAcquiredAndLiabilitiesAssumedCurrentAssetsPrepaidExpenseAndOtherAssets_4a94dfef-83cc-4def-a490-418868315f65" xlink:type="arc" order="3"/>
    <link:loc xlink:type="locator" xlink:label="loc_us-gaap_BusinessCombinationRecognizedIdentifiableAssetsAcquiredAndLiabilitiesAssumedCurrentAssets_289bfc87-719a-4dbf-b1c8-e55fb61d9405" xlink:href="https://xbrl.fasb.org/us-gaap/2022/elts/us-gaap-2022.xsd#us-gaap_BusinessCombinationRecognizedIdentifiableAssetsAcquiredAndLiabilitiesAssumedCurrentAssets"/>
    <link:definitionArc xlink:arcrole="http://xbrl.org/int/dim/arcrole/domain-member" xlink:from="loc_us-gaap_BusinessCombinationRecognizedIdentifiableAssetsAcquiredAndLiabilitiesAssumedCurrentAssetsAbstract_67b8560c-14fc-414b-a559-29d713a32c62" xlink:to="loc_us-gaap_BusinessCombinationRecognizedIdentifiableAssetsAcquiredAndLiabilitiesAssumedCurrentAssets_289bfc87-719a-4dbf-b1c8-e55fb61d9405" xlink:type="arc" order="4"/>
    <link:loc xlink:type="locator" xlink:label="loc_r_BusinessCombinationRecognizedIdentifiableAssetsAcquiredAndLiabilitiesAssumedRevenueEarningEquipmentNet_1b5313c2-e1b4-41ae-9222-239d222ca2a2" xlink:href="r-20221231.xsd#r_BusinessCombinationRecognizedIdentifiableAssetsAcquiredAndLiabilitiesAssumedRevenueEarningEquipmentNet"/>
    <link:definitionArc xlink:arcrole="http://xbrl.org/int/dim/arcrole/domain-member" xlink:from="loc_us-gaap_BusinessCombinationRecognizedIdentifiableAssetsAcquiredAndLiabilitiesAssumedAssetsAbstract_9796f89c-3acb-48f3-9b33-da56ee6aa18f" xlink:to="loc_r_BusinessCombinationRecognizedIdentifiableAssetsAcquiredAndLiabilitiesAssumedRevenueEarningEquipmentNet_1b5313c2-e1b4-41ae-9222-239d222ca2a2" xlink:type="arc" order="2"/>
    <link:loc xlink:type="locator" xlink:label="loc_us-gaap_BusinessCombinationRecognizedIdentifiableAssetsAcquiredAndLiabilitiesAssumedPropertyPlantAndEquipment_9e50c33c-0bcf-4303-8e82-6f465cacec99" xlink:href="https://xbrl.fasb.org/us-gaap/2022/elts/us-gaap-2022.xsd#us-gaap_BusinessCombinationRecognizedIdentifiableAssetsAcquiredAndLiabilitiesAssumedPropertyPlantAndEquipment"/>
    <link:definitionArc xlink:arcrole="http://xbrl.org/int/dim/arcrole/domain-member" xlink:from="loc_us-gaap_BusinessCombinationRecognizedIdentifiableAssetsAcquiredAndLiabilitiesAssumedAssetsAbstract_9796f89c-3acb-48f3-9b33-da56ee6aa18f" xlink:to="loc_us-gaap_BusinessCombinationRecognizedIdentifiableAssetsAcquiredAndLiabilitiesAssumedPropertyPlantAndEquipment_9e50c33c-0bcf-4303-8e82-6f465cacec99" xlink:type="arc" order="3"/>
    <link:loc xlink:type="locator" xlink:label="loc_us-gaap_Goodwill_717f54cb-a240-4662-a902-d6266af0ee1e" xlink:href="https://xbrl.fasb.org/us-gaap/2022/elts/us-gaap-2022.xsd#us-gaap_Goodwill"/>
    <link:definitionArc xlink:arcrole="http://xbrl.org/int/dim/arcrole/domain-member" xlink:from="loc_us-gaap_BusinessCombinationRecognizedIdentifiableAssetsAcquiredAndLiabilitiesAssumedAssetsAbstract_9796f89c-3acb-48f3-9b33-da56ee6aa18f" xlink:to="loc_us-gaap_Goodwill_717f54cb-a240-4662-a902-d6266af0ee1e" xlink:type="arc" order="4"/>
    <link:loc xlink:type="locator" xlink:label="loc_us-gaap_BusinessCombinationRecognizedIdentifiableAssetsAcquiredAndLiabilitiesAssumedIntangibleAssetsOtherThanGoodwill_51d20fb2-a3c8-4420-bf10-7ddd2afdd12b" xlink:href="https://xbrl.fasb.org/us-gaap/2022/elts/us-gaap-2022.xsd#us-gaap_BusinessCombinationRecognizedIdentifiableAssetsAcquiredAndLiabilitiesAssumedIntangibleAssetsOtherThanGoodwill"/>
    <link:definitionArc xlink:arcrole="http://xbrl.org/int/dim/arcrole/domain-member" xlink:from="loc_us-gaap_BusinessCombinationRecognizedIdentifiableAssetsAcquiredAndLiabilitiesAssumedAssetsAbstract_9796f89c-3acb-48f3-9b33-da56ee6aa18f" xlink:to="loc_us-gaap_BusinessCombinationRecognizedIdentifiableAssetsAcquiredAndLiabilitiesAssumedIntangibleAssetsOtherThanGoodwill_51d20fb2-a3c8-4420-bf10-7ddd2afdd12b" xlink:type="arc" order="5"/>
    <link:loc xlink:type="locator" xlink:label="loc_r_BusinessCombinationRecognizedIdentifiableAssetsAcquiredAndLiabilitiesAssumedSalesTypeLeasesAndOtherAssets_8d46b06d-76a4-4be1-8c75-1c56a1a8236c" xlink:href="r-20221231.xsd#r_BusinessCombinationRecognizedIdentifiableAssetsAcquiredAndLiabilitiesAssumedSalesTypeLeasesAndOtherAssets"/>
    <link:definitionArc xlink:arcrole="http://xbrl.org/int/dim/arcrole/domain-member" xlink:from="loc_us-gaap_BusinessCombinationRecognizedIdentifiableAssetsAcquiredAndLiabilitiesAssumedAssetsAbstract_9796f89c-3acb-48f3-9b33-da56ee6aa18f" xlink:to="loc_r_BusinessCombinationRecognizedIdentifiableAssetsAcquiredAndLiabilitiesAssumedSalesTypeLeasesAndOtherAssets_8d46b06d-76a4-4be1-8c75-1c56a1a8236c" xlink:type="arc" order="6"/>
    <link:loc xlink:type="locator" xlink:label="loc_us-gaap_BusinessCombinationRecognizedIdentifiableAssetsAcquiredAndLiabilitiesAssumedAssets_c0dc4486-dbe8-4681-b8d1-fb1f14377d14" xlink:href="https://xbrl.fasb.org/us-gaap/2022/elts/us-gaap-2022.xsd#us-gaap_BusinessCombinationRecognizedIdentifiableAssetsAcquiredAndLiabilitiesAssumedAssets"/>
    <link:definitionArc xlink:arcrole="http://xbrl.org/int/dim/arcrole/domain-member" xlink:from="loc_us-gaap_BusinessCombinationRecognizedIdentifiableAssetsAcquiredAndLiabilitiesAssumedAssetsAbstract_9796f89c-3acb-48f3-9b33-da56ee6aa18f" xlink:to="loc_us-gaap_BusinessCombinationRecognizedIdentifiableAssetsAcquiredAndLiabilitiesAssumedAssets_c0dc4486-dbe8-4681-b8d1-fb1f14377d14" xlink:type="arc" order="7"/>
    <link:loc xlink:type="locator" xlink:label="loc_us-gaap_BusinessCombinationRecognizedIdentifiableAssetsAcquiredAndLiabilitiesAssumedLiabilitiesAbstract_0d23a0bc-b24e-4738-b453-109fe77fc45a" xlink:href="https://xbrl.fasb.org/us-gaap/2022/elts/us-gaap-2022.xsd#us-gaap_BusinessCombinationRecognizedIdentifiableAssetsAcquiredAndLiabilitiesAssumedLiabilitiesAbstract"/>
    <link:definitionArc xlink:arcrole="http://xbrl.org/int/dim/arcrole/domain-member" xlink:from="loc_us-gaap_BusinessAcquisitionLineItems_c8a9915b-d3e7-459f-ac91-986ce2336b23" xlink:to="loc_us-gaap_BusinessCombinationRecognizedIdentifiableAssetsAcquiredAndLiabilitiesAssumedLiabilitiesAbstract_0d23a0bc-b24e-4738-b453-109fe77fc45a" xlink:type="arc" order="1"/>
    <link:loc xlink:type="locator" xlink:label="loc_us-gaap_BusinessCombinationRecognizedIdentifiableAssetsAcquiredAndLiabilitiesAssumedCurrentLiabilitiesAbstract_5865f908-dc38-4772-9fa1-80ea6045f7ac" xlink:href="https://xbrl.fasb.org/us-gaap/2022/elts/us-gaap-2022.xsd#us-gaap_BusinessCombinationRecognizedIdentifiableAssetsAcquiredAndLiabilitiesAssumedCurrentLiabilitiesAbstract"/>
    <link:definitionArc xlink:arcrole="http://xbrl.org/int/dim/arcrole/domain-member" xlink:from="loc_us-gaap_BusinessCombinationRecognizedIdentifiableAssetsAcquiredAndLiabilitiesAssumedLiabilitiesAbstract_0d23a0bc-b24e-4738-b453-109fe77fc45a" xlink:to="loc_us-gaap_BusinessCombinationRecognizedIdentifiableAssetsAcquiredAndLiabilitiesAssumedCurrentLiabilitiesAbstract_5865f908-dc38-4772-9fa1-80ea6045f7ac" xlink:type="arc" order="1"/>
    <link:loc xlink:type="locator" xlink:label="loc_us-gaap_BusinessCombinationRecognizedIdentifiableAssetsAcquiredAndLiabilitiesAssumedCurrentLiabilitiesAccountsPayable_a3113760-3fc8-4a31-a4b4-54e9c6280ab4" xlink:href="https://xbrl.fasb.org/us-gaap/2022/elts/us-gaap-2022.xsd#us-gaap_BusinessCombinationRecognizedIdentifiableAssetsAcquiredAndLiabilitiesAssumedCurrentLiabilitiesAccountsPayable"/>
    <link:definitionArc xlink:arcrole="http://xbrl.org/int/dim/arcrole/domain-member" xlink:from="loc_us-gaap_BusinessCombinationRecognizedIdentifiableAssetsAcquiredAndLiabilitiesAssumedCurrentLiabilitiesAbstract_5865f908-dc38-4772-9fa1-80ea6045f7ac" xlink:to="loc_us-gaap_BusinessCombinationRecognizedIdentifiableAssetsAcquiredAndLiabilitiesAssumedCurrentLiabilitiesAccountsPayable_a3113760-3fc8-4a31-a4b4-54e9c6280ab4" xlink:type="arc" order="1"/>
    <link:loc xlink:type="locator" xlink:label="loc_r_BusinessCombinationRecognizedIdentifiableAssetsAcquiredAndLiabilitiesAssumedCurrentLiabilitiesAccountsExpensesAndOtherLiabilities_f6c99147-874b-4d29-a7de-e7b93f7e68b4" xlink:href="r-20221231.xsd#r_BusinessCombinationRecognizedIdentifiableAssetsAcquiredAndLiabilitiesAssumedCurrentLiabilitiesAccountsExpensesAndOtherLiabilities"/>
    <link:definitionArc xlink:arcrole="http://xbrl.org/int/dim/arcrole/domain-member" xlink:from="loc_us-gaap_BusinessCombinationRecognizedIdentifiableAssetsAcquiredAndLiabilitiesAssumedCurrentLiabilitiesAbstract_5865f908-dc38-4772-9fa1-80ea6045f7ac" xlink:to="loc_r_BusinessCombinationRecognizedIdentifiableAssetsAcquiredAndLiabilitiesAssumedCurrentLiabilitiesAccountsExpensesAndOtherLiabilities_f6c99147-874b-4d29-a7de-e7b93f7e68b4" xlink:type="arc" order="2"/>
    <link:loc xlink:type="locator" xlink:label="loc_us-gaap_BusinessCombinationRecognizedIdentifiableAssetsAcquiredAndLiabilitiesAssumedCurrentLiabilities_dc073113-9f76-4c8f-9d35-0dc55e038077" xlink:href="https://xbrl.fasb.org/us-gaap/2022/elts/us-gaap-2022.xsd#us-gaap_BusinessCombinationRecognizedIdentifiableAssetsAcquiredAndLiabilitiesAssumedCurrentLiabilities"/>
    <link:definitionArc xlink:arcrole="http://xbrl.org/int/dim/arcrole/domain-member" xlink:from="loc_us-gaap_BusinessCombinationRecognizedIdentifiableAssetsAcquiredAndLiabilitiesAssumedCurrentLiabilitiesAbstract_5865f908-dc38-4772-9fa1-80ea6045f7ac" xlink:to="loc_us-gaap_BusinessCombinationRecognizedIdentifiableAssetsAcquiredAndLiabilitiesAssumedCurrentLiabilities_dc073113-9f76-4c8f-9d35-0dc55e038077" xlink:type="arc" order="3"/>
    <link:loc xlink:type="locator" xlink:label="loc_us-gaap_BusinessCombinationRecognizedIdentifiableAssetsAcquiredAndLiabilitiesAssumedNoncurrentLiabilitiesOther_c51334f3-a8ee-4b8a-9128-a984b8a14a85" xlink:href="https://xbrl.fasb.org/us-gaap/2022/elts/us-gaap-2022.xsd#us-gaap_BusinessCombinationRecognizedIdentifiableAssetsAcquiredAndLiabilitiesAssumedNoncurrentLiabilitiesOther"/>
    <link:definitionArc xlink:arcrole="http://xbrl.org/int/dim/arcrole/domain-member" xlink:from="loc_us-gaap_BusinessCombinationRecognizedIdentifiableAssetsAcquiredAndLiabilitiesAssumedLiabilitiesAbstract_0d23a0bc-b24e-4738-b453-109fe77fc45a" xlink:to="loc_us-gaap_BusinessCombinationRecognizedIdentifiableAssetsAcquiredAndLiabilitiesAssumedNoncurrentLiabilitiesOther_c51334f3-a8ee-4b8a-9128-a984b8a14a85" xlink:type="arc" order="2"/>
    <link:loc xlink:type="locator" xlink:label="loc_us-gaap_BusinessCombinationRecognizedIdentifiableAssetsAcquiredAndLiabilitiesAssumedDeferredTaxLiabilities_44baf937-fdf3-4ded-a17e-c1546ca1a4b8" xlink:href="https://xbrl.fasb.org/us-gaap/2022/elts/us-gaap-2022.xsd#us-gaap_BusinessCombinationRecognizedIdentifiableAssetsAcquiredAndLiabilitiesAssumedDeferredTaxLiabilities"/>
    <link:definitionArc xlink:arcrole="http://xbrl.org/int/dim/arcrole/domain-member" xlink:from="loc_us-gaap_BusinessCombinationRecognizedIdentifiableAssetsAcquiredAndLiabilitiesAssumedLiabilitiesAbstract_0d23a0bc-b24e-4738-b453-109fe77fc45a" xlink:to="loc_us-gaap_BusinessCombinationRecognizedIdentifiableAssetsAcquiredAndLiabilitiesAssumedDeferredTaxLiabilities_44baf937-fdf3-4ded-a17e-c1546ca1a4b8" xlink:type="arc" order="3"/>
    <link:loc xlink:type="locator" xlink:label="loc_us-gaap_BusinessCombinationRecognizedIdentifiableAssetsAcquiredAndLiabilitiesAssumedDeferredTaxAssets_34d16634-420b-43c0-9e90-42494a9f120b" xlink:href="https://xbrl.fasb.org/us-gaap/2022/elts/us-gaap-2022.xsd#us-gaap_BusinessCombinationRecognizedIdentifiableAssetsAcquiredAndLiabilitiesAssumedDeferredTaxAssets"/>
    <link:definitionArc xlink:arcrole="http://xbrl.org/int/dim/arcrole/domain-member" xlink:from="loc_us-gaap_BusinessCombinationRecognizedIdentifiableAssetsAcquiredAndLiabilitiesAssumedLiabilitiesAbstract_0d23a0bc-b24e-4738-b453-109fe77fc45a" xlink:to="loc_us-gaap_BusinessCombinationRecognizedIdentifiableAssetsAcquiredAndLiabilitiesAssumedDeferredTaxAssets_34d16634-420b-43c0-9e90-42494a9f120b" xlink:type="arc" order="4"/>
    <link:loc xlink:type="locator" xlink:label="loc_us-gaap_BusinessCombinationRecognizedIdentifiableAssetsAcquiredAndLiabilitiesAssumedLiabilities_61eab2f8-2880-4b03-99a3-89e820e97f57" xlink:href="https://xbrl.fasb.org/us-gaap/2022/elts/us-gaap-2022.xsd#us-gaap_BusinessCombinationRecognizedIdentifiableAssetsAcquiredAndLiabilitiesAssumedLiabilities"/>
    <link:definitionArc xlink:arcrole="http://xbrl.org/int/dim/arcrole/domain-member" xlink:from="loc_us-gaap_BusinessCombinationRecognizedIdentifiableAssetsAcquiredAndLiabilitiesAssumedLiabilitiesAbstract_0d23a0bc-b24e-4738-b453-109fe77fc45a" xlink:to="loc_us-gaap_BusinessCombinationRecognizedIdentifiableAssetsAcquiredAndLiabilitiesAssumedLiabilities_61eab2f8-2880-4b03-99a3-89e820e97f57" xlink:type="arc" order="5"/>
    <link:loc xlink:type="locator" xlink:label="loc_us-gaap_BusinessCombinationRecognizedIdentifiableAssetsAcquiredGoodwillAndLiabilitiesAssumedNet_c16ba5b0-ce86-492b-93ad-8b55c05fbe4e" xlink:href="https://xbrl.fasb.org/us-gaap/2022/elts/us-gaap-2022.xsd#us-gaap_BusinessCombinationRecognizedIdentifiableAssetsAcquiredGoodwillAndLiabilitiesAssumedNet"/>
    <link:definitionArc xlink:arcrole="http://xbrl.org/int/dim/arcrole/domain-member" xlink:from="loc_us-gaap_BusinessAcquisitionLineItems_c8a9915b-d3e7-459f-ac91-986ce2336b23" xlink:to="loc_us-gaap_BusinessCombinationRecognizedIdentifiableAssetsAcquiredGoodwillAndLiabilitiesAssumedNet_c16ba5b0-ce86-492b-93ad-8b55c05fbe4e" xlink:type="arc" order="2"/>
    <link:loc xlink:type="locator" xlink:label="loc_us-gaap_ScheduleOfBusinessAcquisitionsByAcquisitionTable_8994cb97-2b85-4005-97aa-d88bf2935703" xlink:href="https://xbrl.fasb.org/us-gaap/2022/elts/us-gaap-2022.xsd#us-gaap_ScheduleOfBusinessAcquisitionsByAcquisitionTable"/>
    <link:definitionArc xlink:arcrole="http://xbrl.org/int/dim/arcrole/all" xlink:from="loc_us-gaap_BusinessAcquisitionLineItems_c8a9915b-d3e7-459f-ac91-986ce2336b23" xlink:to="loc_us-gaap_ScheduleOfBusinessAcquisitionsByAcquisitionTable_8994cb97-2b85-4005-97aa-d88bf2935703" xlink:type="arc" order="1" xbrldt:closed="true" xbrldt:contextElement="segment"/>
    <link:loc xlink:type="locator" xlink:label="loc_us-gaap_BusinessAcquisitionAxis_320db457-6eff-4dd0-9403-a17ef68a0501" xlink:href="https://xbrl.fasb.org/us-gaap/2022/elts/us-gaap-2022.xsd#us-gaap_BusinessAcquisitionAxis"/>
    <link:definitionArc xlink:arcrole="http://xbrl.org/int/dim/arcrole/hypercube-dimension" xlink:from="loc_us-gaap_ScheduleOfBusinessAcquisitionsByAcquisitionTable_8994cb97-2b85-4005-97aa-d88bf2935703" xlink:to="loc_us-gaap_BusinessAcquisitionAxis_320db457-6eff-4dd0-9403-a17ef68a0501" xlink:type="arc" order="1"/>
    <link:loc xlink:type="locator" xlink:label="loc_us-gaap_BusinessAcquisitionAcquireeDomain_320db457-6eff-4dd0-9403-a17ef68a0501_default" xlink:href="https://xbrl.fasb.org/us-gaap/2022/elts/us-gaap-2022.xsd#us-gaap_BusinessAcquisitionAcquireeDomain"/>
    <link:definitionArc xlink:arcrole="http://xbrl.org/int/dim/arcrole/dimension-default" xlink:from="loc_us-gaap_BusinessAcquisitionAxis_320db457-6eff-4dd0-9403-a17ef68a0501" xlink:to="loc_us-gaap_BusinessAcquisitionAcquireeDomain_320db457-6eff-4dd0-9403-a17ef68a0501_default" xlink:type="arc" order="1"/>
    <link:loc xlink:type="locator" xlink:label="loc_us-gaap_BusinessAcquisitionAcquireeDomain_747d7442-1047-4b37-b674-f2a976b6210e" xlink:href="https://xbrl.fasb.org/us-gaap/2022/elts/us-gaap-2022.xsd#us-gaap_BusinessAcquisitionAcquireeDomain"/>
    <link:definitionArc xlink:arcrole="http://xbrl.org/int/dim/arcrole/dimension-domain" xlink:from="loc_us-gaap_BusinessAcquisitionAxis_320db457-6eff-4dd0-9403-a17ef68a0501" xlink:to="loc_us-gaap_BusinessAcquisitionAcquireeDomain_747d7442-1047-4b37-b674-f2a976b6210e" xlink:type="arc" order="1"/>
    <link:loc xlink:type="locator" xlink:label="loc_r_PLGInvestmentsILLCMember_4e718209-18eb-4508-93c8-82297e7f986c" xlink:href="r-20221231.xsd#r_PLGInvestmentsILLCMember"/>
    <link:definitionArc xlink:arcrole="http://xbrl.org/int/dim/arcrole/domain-member" xlink:from="loc_us-gaap_BusinessAcquisitionAcquireeDomain_747d7442-1047-4b37-b674-f2a976b6210e" xlink:to="loc_r_PLGInvestmentsILLCMember_4e718209-18eb-4508-93c8-82297e7f986c" xlink:type="arc" order="0"/>
    <link:loc xlink:type="locator" xlink:label="loc_r_MidwestWarehouseDistributionSystemMember_026959d3-6f2a-4721-8e87-442b2ce13b78" xlink:href="r-20221231.xsd#r_MidwestWarehouseDistributionSystemMember"/>
    <link:definitionArc xlink:arcrole="http://xbrl.org/int/dim/arcrole/domain-member" xlink:from="loc_us-gaap_BusinessAcquisitionAcquireeDomain_747d7442-1047-4b37-b674-f2a976b6210e" xlink:to="loc_r_MidwestWarehouseDistributionSystemMember_026959d3-6f2a-4721-8e87-442b2ce13b78" xlink:type="arc" order="1"/>
  </link:definitionLink>
  <link:roleRef roleURI="http://www.ryder.com/role/SCHEDULEIIVALUATIONANDQUALIFYINGACCOUNTSDetails" xlink:type="simple" xlink:href="r-20221231.xsd#SCHEDULEIIVALUATIONANDQUALIFYINGACCOUNTSDetails"/>
  <link:definitionLink xlink:role="http://www.ryder.com/role/SCHEDULEIIVALUATIONANDQUALIFYINGACCOUNTSDetails" xlink:type="extended" id="i41257c750ce14cffa125175c4d50aac7_SCHEDULEIIVALUATIONANDQUALIFYINGACCOUNTSDetails">
    <link:loc xlink:type="locator" xlink:label="loc_srt_ValuationAndQualifyingAccountsDisclosureLineItems_01010944-772e-4504-b9fb-2c03ce091e3c" xlink:href="https://xbrl.fasb.org/srt/2022/elts/srt-2022.xsd#srt_ValuationAndQualifyingAccountsDisclosureLineItems"/>
    <link:loc xlink:type="locator" xlink:label="loc_us-gaap_MovementInValuationAllowancesAndReservesRollForward_664bfbcb-7713-4069-a02e-6c57da6b632a" xlink:href="https://xbrl.fasb.org/us-gaap/2022/elts/us-gaap-2022.xsd#us-gaap_MovementInValuationAllowancesAndReservesRollForward"/>
    <link:definitionArc xlink:arcrole="http://xbrl.org/int/dim/arcrole/domain-member" xlink:from="loc_srt_ValuationAndQualifyingAccountsDisclosureLineItems_01010944-772e-4504-b9fb-2c03ce091e3c" xlink:to="loc_us-gaap_MovementInValuationAllowancesAndReservesRollForward_664bfbcb-7713-4069-a02e-6c57da6b632a" xlink:type="arc" order="0"/>
    <link:loc xlink:type="locator" xlink:label="loc_us-gaap_ValuationAllowancesAndReservesBalance_a3df6881-a72f-4cd3-a7fb-2db020ff41b1" xlink:href="https://xbrl.fasb.org/us-gaap/2022/elts/us-gaap-2022.xsd#us-gaap_ValuationAllowancesAndReservesBalance"/>
    <link:definitionArc xlink:arcrole="http://xbrl.org/int/dim/arcrole/domain-member" xlink:from="loc_us-gaap_MovementInValuationAllowancesAndReservesRollForward_664bfbcb-7713-4069-a02e-6c57da6b632a" xlink:to="loc_us-gaap_ValuationAllowancesAndReservesBalance_a3df6881-a72f-4cd3-a7fb-2db020ff41b1" xlink:type="arc" order="1"/>
    <link:loc xlink:type="locator" xlink:label="loc_us-gaap_ValuationAllowancesAndReservesChargedToCostAndExpense_4ac1e6d6-4247-48c5-9d25-f52edc814b84" xlink:href="https://xbrl.fasb.org/us-gaap/2022/elts/us-gaap-2022.xsd#us-gaap_ValuationAllowancesAndReservesChargedToCostAndExpense"/>
    <link:definitionArc xlink:arcrole="http://xbrl.org/int/dim/arcrole/domain-member" xlink:from="loc_us-gaap_MovementInValuationAllowancesAndReservesRollForward_664bfbcb-7713-4069-a02e-6c57da6b632a" xlink:to="loc_us-gaap_ValuationAllowancesAndReservesChargedToCostAndExpense_4ac1e6d6-4247-48c5-9d25-f52edc814b84" xlink:type="arc" order="2"/>
    <link:loc xlink:type="locator" xlink:label="loc_us-gaap_ValuationAllowancesAndReservesChargedToOtherAccounts_bb04b13f-bfce-418d-8be1-b9f4af7c0f02" xlink:href="https://xbrl.fasb.org/us-gaap/2022/elts/us-gaap-2022.xsd#us-gaap_ValuationAllowancesAndReservesChargedToOtherAccounts"/>
    <link:definitionArc xlink:arcrole="http://xbrl.org/int/dim/arcrole/domain-member" xlink:from="loc_us-gaap_MovementInValuationAllowancesAndReservesRollForward_664bfbcb-7713-4069-a02e-6c57da6b632a" xlink:to="loc_us-gaap_ValuationAllowancesAndReservesChargedToOtherAccounts_bb04b13f-bfce-418d-8be1-b9f4af7c0f02" xlink:type="arc" order="3"/>
    <link:loc xlink:type="locator" xlink:label="loc_us-gaap_ValuationAllowancesAndReservesDeductions_689a23e5-118d-4469-863f-a3ca91123736" xlink:href="https://xbrl.fasb.org/us-gaap/2022/elts/us-gaap-2022.xsd#us-gaap_ValuationAllowancesAndReservesDeductions"/>
    <link:definitionArc xlink:arcrole="http://xbrl.org/int/dim/arcrole/domain-member" xlink:from="loc_us-gaap_MovementInValuationAllowancesAndReservesRollForward_664bfbcb-7713-4069-a02e-6c57da6b632a" xlink:to="loc_us-gaap_ValuationAllowancesAndReservesDeductions_689a23e5-118d-4469-863f-a3ca91123736" xlink:type="arc" order="4"/>
    <link:loc xlink:type="locator" xlink:label="loc_us-gaap_ValuationAllowancesAndReservesBalance_82696479-4f1c-45d4-8313-53baeaeae65c" xlink:href="https://xbrl.fasb.org/us-gaap/2022/elts/us-gaap-2022.xsd#us-gaap_ValuationAllowancesAndReservesBalance"/>
    <link:loc xlink:type="locator" xlink:label="loc_r_SelfInsuranceReservesBenefitChargesToEarnings_93d047fa-7bba-477d-935f-9eb998d6fb65" xlink:href="r-20221231.xsd#r_SelfInsuranceReservesBenefitChargesToEarnings"/>
    <link:definitionArc xlink:arcrole="http://xbrl.org/int/dim/arcrole/domain-member" xlink:from="loc_srt_ValuationAndQualifyingAccountsDisclosureLineItems_01010944-772e-4504-b9fb-2c03ce091e3c" xlink:to="loc_r_SelfInsuranceReservesBenefitChargesToEarnings_93d047fa-7bba-477d-935f-9eb998d6fb65" xlink:type="arc" order="1"/>
    <link:loc xlink:type="locator" xlink:label="loc_srt_ValuationAndQualifyingAccountsDisclosureTable_62c74954-22b9-46da-ade3-7579a899af48" xlink:href="https://xbrl.fasb.org/srt/2022/elts/srt-2022.xsd#srt_ValuationAndQualifyingAccountsDisclosureTable"/>
    <link:definitionArc xlink:arcrole="http://xbrl.org/int/dim/arcrole/all" xlink:from="loc_srt_ValuationAndQualifyingAccountsDisclosureLineItems_01010944-772e-4504-b9fb-2c03ce091e3c" xlink:to="loc_srt_ValuationAndQualifyingAccountsDisclosureTable_62c74954-22b9-46da-ade3-7579a899af48" xlink:type="arc" order="1" xbrldt:closed="true" xbrldt:contextElement="segment"/>
    <link:loc xlink:type="locator" xlink:label="loc_us-gaap_ValuationAllowancesAndReservesTypeAxis_447b1d4c-8362-4642-9eb7-1302f25fcb1b" xlink:href="https://xbrl.fasb.org/us-gaap/2022/elts/us-gaap-2022.xsd#us-gaap_ValuationAllowancesAndReservesTypeAxis"/>
    <link:definitionArc xlink:arcrole="http://xbrl.org/int/dim/arcrole/hypercube-dimension" xlink:from="loc_srt_ValuationAndQualifyingAccountsDisclosureTable_62c74954-22b9-46da-ade3-7579a899af48" xlink:to="loc_us-gaap_ValuationAllowancesAndReservesTypeAxis_447b1d4c-8362-4642-9eb7-1302f25fcb1b" xlink:type="arc" order="1"/>
    <link:loc xlink:type="locator" xlink:label="loc_us-gaap_ValuationAllowancesAndReservesDomain_447b1d4c-8362-4642-9eb7-1302f25fcb1b_default" xlink:href="https://xbrl.fasb.org/us-gaap/2022/elts/us-gaap-2022.xsd#us-gaap_ValuationAllowancesAndReservesDomain"/>
    <link:definitionArc xlink:arcrole="http://xbrl.org/int/dim/arcrole/dimension-default" xlink:from="loc_us-gaap_ValuationAllowancesAndReservesTypeAxis_447b1d4c-8362-4642-9eb7-1302f25fcb1b" xlink:to="loc_us-gaap_ValuationAllowancesAndReservesDomain_447b1d4c-8362-4642-9eb7-1302f25fcb1b_default" xlink:type="arc" order="1"/>
    <link:loc xlink:type="locator" xlink:label="loc_us-gaap_ValuationAllowancesAndReservesDomain_ba353295-c4a7-4c38-a610-3e11e7f02d08" xlink:href="https://xbrl.fasb.org/us-gaap/2022/elts/us-gaap-2022.xsd#us-gaap_ValuationAllowancesAndReservesDomain"/>
    <link:definitionArc xlink:arcrole="http://xbrl.org/int/dim/arcrole/dimension-domain" xlink:from="loc_us-gaap_ValuationAllowancesAndReservesTypeAxis_447b1d4c-8362-4642-9eb7-1302f25fcb1b" xlink:to="loc_us-gaap_ValuationAllowancesAndReservesDomain_ba353295-c4a7-4c38-a610-3e11e7f02d08" xlink:type="arc" order="1"/>
    <link:loc xlink:type="locator" xlink:label="loc_r_ReserveForSelfInsuranceAccrualsMember_60eab511-203c-42d7-8d0c-7ceb3c3bfc08" xlink:href="r-20221231.xsd#r_ReserveForSelfInsuranceAccrualsMember"/>
    <link:definitionArc xlink:arcrole="http://xbrl.org/int/dim/arcrole/domain-member" xlink:from="loc_us-gaap_ValuationAllowancesAndReservesDomain_ba353295-c4a7-4c38-a610-3e11e7f02d08" xlink:to="loc_r_ReserveForSelfInsuranceAccrualsMember_60eab511-203c-42d7-8d0c-7ceb3c3bfc08" xlink:type="arc" order="0"/>
    <link:loc xlink:type="locator" xlink:label="loc_us-gaap_ValuationAllowanceOfDeferredTaxAssetsMember_06500b40-ab0a-4c32-8072-9b0f04e54c3d" xlink:href="https://xbrl.fasb.org/us-gaap/2022/elts/us-gaap-2022.xsd#us-gaap_ValuationAllowanceOfDeferredTaxAssetsMember"/>
    <link:definitionArc xlink:arcrole="http://xbrl.org/int/dim/arcrole/domain-member" xlink:from="loc_us-gaap_ValuationAllowancesAndReservesDomain_ba353295-c4a7-4c38-a610-3e11e7f02d08" xlink:to="loc_us-gaap_ValuationAllowanceOfDeferredTaxAssetsMember_06500b40-ab0a-4c32-8072-9b0f04e54c3d" xlink:type="arc" order="1"/>
  </link:definitionLink>
  <link:roleRef roleURI="http://fasb.org/us-gaap/role/eedm/ExtensibleEnumerationLists" xlink:type="simple" xlink:href="https://xbrl.fasb.org/us-gaap/2022/elts/us-roles-2022.xsd#eedm"/>
  <link:definitionLink xlink:role="http://fasb.org/us-gaap/role/eedm/ExtensibleEnumerationLists" xlink:type="extended">
    <link:loc xlink:type="locator" xlink:label="loc_us-gaap_AssetsAbstract" xlink:href="https://xbrl.fasb.org/us-gaap/2022/elts/us-gaap-2022.xsd#us-gaap_AssetsAbstract"/>
    <link:loc xlink:type="locator" xlink:label="loc_r_SalesTypeLeasesAndOtherAssets_a7b2c222-0e94-4238-866f-3dd5463c078b" xlink:href="r-20221231.xsd#r_SalesTypeLeasesAndOtherAssets"/>
    <link:definitionArc xlink:arcrole="http://xbrl.org/int/dim/arcrole/domain-member" xlink:from="loc_us-gaap_AssetsAbstract" xlink:to="loc_r_SalesTypeLeasesAndOtherAssets_a7b2c222-0e94-4238-866f-3dd5463c078b" xlink:type="arc" order="1"/>
    <link:loc xlink:type="locator" xlink:label="loc_us-gaap_PropertyPlantAndEquipmentAndFinanceLeaseRightOfUseAssetAfterAccumulatedDepreciationAndAmortization" xlink:href="https://xbrl.fasb.org/us-gaap/2022/elts/us-gaap-2022.xsd#us-gaap_PropertyPlantAndEquipmentAndFinanceLeaseRightOfUseAssetAfterAccumulatedDepreciationAndAmortization"/>
    <link:definitionArc xlink:arcrole="http://xbrl.org/int/dim/arcrole/domain-member" xlink:from="loc_us-gaap_AssetsAbstract" xlink:to="loc_us-gaap_PropertyPlantAndEquipmentAndFinanceLeaseRightOfUseAssetAfterAccumulatedDepreciationAndAmortization" xlink:type="arc" order="2"/>
    <link:loc xlink:type="locator" xlink:label="loc_us-gaap_LiabilitiesCurrentAbstract" xlink:href="https://xbrl.fasb.org/us-gaap/2022/elts/us-gaap-2022.xsd#us-gaap_LiabilitiesCurrentAbstract"/>
    <link:loc xlink:type="locator" xlink:label="loc_us-gaap_AccountsPayableAndOtherAccruedLiabilitiesCurrent" xlink:href="https://xbrl.fasb.org/us-gaap/2022/elts/us-gaap-2022.xsd#us-gaap_AccountsPayableAndOtherAccruedLiabilitiesCurrent"/>
    <link:definitionArc xlink:arcrole="http://xbrl.org/int/dim/arcrole/domain-member" xlink:from="loc_us-gaap_LiabilitiesCurrentAbstract" xlink:to="loc_us-gaap_AccountsPayableAndOtherAccruedLiabilitiesCurrent" xlink:type="arc" order="1"/>
  </link:definitionLink>
</link:linkbase>
