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

<!--XBRL Document Created with the Workiva Platform-->
<!--Copyright 2025 Workiva-->
<!--r:19ce7af3-df6e-458b-8780-6314650c7e44,g:586ccdf4-d503-4985-a779-2c280f1f80b9-->
<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.drhc.com/role/DocumentandEntityInformation" xlink:type="simple" xlink:href="drh-20250905.xsd#DocumentandEntityInformation"/>
  <link:definitionLink xlink:role="http://www.drhc.com/role/DocumentandEntityInformation" xlink:type="extended">
    <link:loc xlink:type="locator" xlink:label="loc_dei_EntityListingsLineItems_648df40f-c0f7-4395-937e-737c06bc862f" xlink:href="https://xbrl.sec.gov/dei/2025/dei-2025.xsd#dei_EntityListingsLineItems"/>
    <link:loc xlink:type="locator" xlink:label="loc_dei_EntityListingsTable_7937e39b-7b7a-49ff-bf2c-6f974b88b846" xlink:href="https://xbrl.sec.gov/dei/2025/dei-2025.xsd#dei_EntityListingsTable"/>
    <link:definitionArc xlink:arcrole="http://xbrl.org/int/dim/arcrole/all" xlink:from="loc_dei_EntityListingsLineItems_648df40f-c0f7-4395-937e-737c06bc862f" xlink:to="loc_dei_EntityListingsTable_7937e39b-7b7a-49ff-bf2c-6f974b88b846" xlink:type="arc" order="1" xbrldt:closed="true" xbrldt:contextElement="segment"/>
    <link:loc xlink:type="locator" xlink:label="loc_us-gaap_StatementClassOfStockAxis_e75c0636-f42a-45cd-90c6-17a78b20327e" xlink:href="https://xbrl.fasb.org/us-gaap/2025/elts/us-gaap-2025.xsd#us-gaap_StatementClassOfStockAxis"/>
    <link:definitionArc xlink:arcrole="http://xbrl.org/int/dim/arcrole/hypercube-dimension" xlink:from="loc_dei_EntityListingsTable_7937e39b-7b7a-49ff-bf2c-6f974b88b846" xlink:to="loc_us-gaap_StatementClassOfStockAxis_e75c0636-f42a-45cd-90c6-17a78b20327e" xlink:type="arc" order="1"/>
    <link:loc xlink:type="locator" xlink:label="loc_us-gaap_ClassOfStockDomain_e75c0636-f42a-45cd-90c6-17a78b20327e_default" xlink:href="https://xbrl.fasb.org/us-gaap/2025/elts/us-gaap-2025.xsd#us-gaap_ClassOfStockDomain"/>
    <link:definitionArc xlink:arcrole="http://xbrl.org/int/dim/arcrole/dimension-default" xlink:from="loc_us-gaap_StatementClassOfStockAxis_e75c0636-f42a-45cd-90c6-17a78b20327e" xlink:to="loc_us-gaap_ClassOfStockDomain_e75c0636-f42a-45cd-90c6-17a78b20327e_default" xlink:type="arc" order="1"/>
    <link:loc xlink:type="locator" xlink:label="loc_us-gaap_ClassOfStockDomain_2028cc42-0b41-4b91-ae71-8e80f4063485" xlink:href="https://xbrl.fasb.org/us-gaap/2025/elts/us-gaap-2025.xsd#us-gaap_ClassOfStockDomain"/>
    <link:definitionArc xlink:arcrole="http://xbrl.org/int/dim/arcrole/dimension-domain" xlink:from="loc_us-gaap_StatementClassOfStockAxis_e75c0636-f42a-45cd-90c6-17a78b20327e" xlink:to="loc_us-gaap_ClassOfStockDomain_2028cc42-0b41-4b91-ae71-8e80f4063485" xlink:type="arc" order="1"/>
    <link:loc xlink:type="locator" xlink:label="loc_us-gaap_CommonStockMember_2ad12cce-e710-46bd-aa46-0262081a2042" xlink:href="https://xbrl.fasb.org/us-gaap/2025/elts/us-gaap-2025.xsd#us-gaap_CommonStockMember"/>
    <link:definitionArc xlink:arcrole="http://xbrl.org/int/dim/arcrole/domain-member" xlink:from="loc_us-gaap_ClassOfStockDomain_2028cc42-0b41-4b91-ae71-8e80f4063485" xlink:to="loc_us-gaap_CommonStockMember_2ad12cce-e710-46bd-aa46-0262081a2042" xlink:type="arc" order="0"/>
    <link:loc xlink:type="locator" xlink:label="loc_us-gaap_RedeemablePreferredStockMember_a989ffea-45c5-478d-9601-9371e1825d20" xlink:href="https://xbrl.fasb.org/us-gaap/2025/elts/us-gaap-2025.xsd#us-gaap_RedeemablePreferredStockMember"/>
    <link:definitionArc xlink:arcrole="http://xbrl.org/int/dim/arcrole/domain-member" xlink:from="loc_us-gaap_ClassOfStockDomain_2028cc42-0b41-4b91-ae71-8e80f4063485" xlink:to="loc_us-gaap_RedeemablePreferredStockMember_a989ffea-45c5-478d-9601-9371e1825d20" xlink:type="arc" order="1"/>
    <link:loc xlink:type="locator" xlink:label="loc_dei_PreCommencementIssuerTenderOffer_b0bf30e1-296e-4d8b-8dd1-bed41487631d" xlink:href="https://xbrl.sec.gov/dei/2025/dei-2025.xsd#dei_PreCommencementIssuerTenderOffer"/>
    <link:definitionArc xlink:arcrole="http://xbrl.org/int/dim/arcrole/domain-member" xlink:from="loc_dei_EntityListingsLineItems_648df40f-c0f7-4395-937e-737c06bc862f" xlink:to="loc_dei_PreCommencementIssuerTenderOffer_b0bf30e1-296e-4d8b-8dd1-bed41487631d" xlink:type="arc" order="0"/>
    <link:loc xlink:type="locator" xlink:label="loc_dei_PreCommencementTenderOffer_048225ff-c58a-4f22-b12e-575961f7aa1d" xlink:href="https://xbrl.sec.gov/dei/2025/dei-2025.xsd#dei_PreCommencementTenderOffer"/>
    <link:definitionArc xlink:arcrole="http://xbrl.org/int/dim/arcrole/domain-member" xlink:from="loc_dei_EntityListingsLineItems_648df40f-c0f7-4395-937e-737c06bc862f" xlink:to="loc_dei_PreCommencementTenderOffer_048225ff-c58a-4f22-b12e-575961f7aa1d" xlink:type="arc" order="1"/>
    <link:loc xlink:type="locator" xlink:label="loc_dei_SolicitingMaterial_6f54deb8-ad41-4f23-a004-39293820a1bc" xlink:href="https://xbrl.sec.gov/dei/2025/dei-2025.xsd#dei_SolicitingMaterial"/>
    <link:definitionArc xlink:arcrole="http://xbrl.org/int/dim/arcrole/domain-member" xlink:from="loc_dei_EntityListingsLineItems_648df40f-c0f7-4395-937e-737c06bc862f" xlink:to="loc_dei_SolicitingMaterial_6f54deb8-ad41-4f23-a004-39293820a1bc" xlink:type="arc" order="2"/>
    <link:loc xlink:type="locator" xlink:label="loc_dei_WrittenCommunications_2276c852-2cf1-4f1b-bd3f-159a27e17d6b" xlink:href="https://xbrl.sec.gov/dei/2025/dei-2025.xsd#dei_WrittenCommunications"/>
    <link:definitionArc xlink:arcrole="http://xbrl.org/int/dim/arcrole/domain-member" xlink:from="loc_dei_EntityListingsLineItems_648df40f-c0f7-4395-937e-737c06bc862f" xlink:to="loc_dei_WrittenCommunications_2276c852-2cf1-4f1b-bd3f-159a27e17d6b" xlink:type="arc" order="3"/>
    <link:loc xlink:type="locator" xlink:label="loc_dei_EntityIncorporationStateCountryCode_6a655522-7c48-4bfc-8289-78080c270540" xlink:href="https://xbrl.sec.gov/dei/2025/dei-2025.xsd#dei_EntityIncorporationStateCountryCode"/>
    <link:definitionArc xlink:arcrole="http://xbrl.org/int/dim/arcrole/domain-member" xlink:from="loc_dei_EntityListingsLineItems_648df40f-c0f7-4395-937e-737c06bc862f" xlink:to="loc_dei_EntityIncorporationStateCountryCode_6a655522-7c48-4bfc-8289-78080c270540" xlink:type="arc" order="4"/>
    <link:loc xlink:type="locator" xlink:label="loc_dei_EntityFileNumber_31e3a948-ce05-49ac-9ac5-5e73e9070cc5" xlink:href="https://xbrl.sec.gov/dei/2025/dei-2025.xsd#dei_EntityFileNumber"/>
    <link:definitionArc xlink:arcrole="http://xbrl.org/int/dim/arcrole/domain-member" xlink:from="loc_dei_EntityListingsLineItems_648df40f-c0f7-4395-937e-737c06bc862f" xlink:to="loc_dei_EntityFileNumber_31e3a948-ce05-49ac-9ac5-5e73e9070cc5" xlink:type="arc" order="5"/>
    <link:loc xlink:type="locator" xlink:label="loc_dei_Security12bTitle_3319282f-f7b8-4adf-90a3-ef6ae5ff5b3e" xlink:href="https://xbrl.sec.gov/dei/2025/dei-2025.xsd#dei_Security12bTitle"/>
    <link:definitionArc xlink:arcrole="http://xbrl.org/int/dim/arcrole/domain-member" xlink:from="loc_dei_EntityListingsLineItems_648df40f-c0f7-4395-937e-737c06bc862f" xlink:to="loc_dei_Security12bTitle_3319282f-f7b8-4adf-90a3-ef6ae5ff5b3e" xlink:type="arc" order="6"/>
    <link:loc xlink:type="locator" xlink:label="loc_dei_DocumentPeriodEndDate_3c5e27c1-e7a5-4946-883b-a0c663cafda1" xlink:href="https://xbrl.sec.gov/dei/2025/dei-2025.xsd#dei_DocumentPeriodEndDate"/>
    <link:definitionArc xlink:arcrole="http://xbrl.org/int/dim/arcrole/domain-member" xlink:from="loc_dei_EntityListingsLineItems_648df40f-c0f7-4395-937e-737c06bc862f" xlink:to="loc_dei_DocumentPeriodEndDate_3c5e27c1-e7a5-4946-883b-a0c663cafda1" xlink:type="arc" order="7"/>
    <link:loc xlink:type="locator" xlink:label="loc_dei_AmendmentFlag_66d91797-b7ff-4069-9cc2-d335f2e9fdbb" xlink:href="https://xbrl.sec.gov/dei/2025/dei-2025.xsd#dei_AmendmentFlag"/>
    <link:definitionArc xlink:arcrole="http://xbrl.org/int/dim/arcrole/domain-member" xlink:from="loc_dei_EntityListingsLineItems_648df40f-c0f7-4395-937e-737c06bc862f" xlink:to="loc_dei_AmendmentFlag_66d91797-b7ff-4069-9cc2-d335f2e9fdbb" xlink:type="arc" order="8"/>
    <link:loc xlink:type="locator" xlink:label="loc_dei_DocumentType_d161c59c-bf71-4187-aad6-7c7fe9e50b33" xlink:href="https://xbrl.sec.gov/dei/2025/dei-2025.xsd#dei_DocumentType"/>
    <link:definitionArc xlink:arcrole="http://xbrl.org/int/dim/arcrole/domain-member" xlink:from="loc_dei_EntityListingsLineItems_648df40f-c0f7-4395-937e-737c06bc862f" xlink:to="loc_dei_DocumentType_d161c59c-bf71-4187-aad6-7c7fe9e50b33" xlink:type="arc" order="9"/>
    <link:loc xlink:type="locator" xlink:label="loc_dei_EntityRegistrantName_6369e3ba-d5f9-461d-b14b-5a1d2afd5e36" xlink:href="https://xbrl.sec.gov/dei/2025/dei-2025.xsd#dei_EntityRegistrantName"/>
    <link:definitionArc xlink:arcrole="http://xbrl.org/int/dim/arcrole/domain-member" xlink:from="loc_dei_EntityListingsLineItems_648df40f-c0f7-4395-937e-737c06bc862f" xlink:to="loc_dei_EntityRegistrantName_6369e3ba-d5f9-461d-b14b-5a1d2afd5e36" xlink:type="arc" order="10"/>
    <link:loc xlink:type="locator" xlink:label="loc_dei_EntityAddressAddressLine1_733a6dae-9b6f-400a-b3c7-e6150e61d81b" xlink:href="https://xbrl.sec.gov/dei/2025/dei-2025.xsd#dei_EntityAddressAddressLine1"/>
    <link:definitionArc xlink:arcrole="http://xbrl.org/int/dim/arcrole/domain-member" xlink:from="loc_dei_EntityListingsLineItems_648df40f-c0f7-4395-937e-737c06bc862f" xlink:to="loc_dei_EntityAddressAddressLine1_733a6dae-9b6f-400a-b3c7-e6150e61d81b" xlink:type="arc" order="11"/>
    <link:loc xlink:type="locator" xlink:label="loc_dei_EntityAddressCityOrTown_0eeac2a9-2f3f-4af1-8467-6d31347e115a" xlink:href="https://xbrl.sec.gov/dei/2025/dei-2025.xsd#dei_EntityAddressCityOrTown"/>
    <link:definitionArc xlink:arcrole="http://xbrl.org/int/dim/arcrole/domain-member" xlink:from="loc_dei_EntityListingsLineItems_648df40f-c0f7-4395-937e-737c06bc862f" xlink:to="loc_dei_EntityAddressCityOrTown_0eeac2a9-2f3f-4af1-8467-6d31347e115a" xlink:type="arc" order="12"/>
    <link:loc xlink:type="locator" xlink:label="loc_dei_EntityAddressStateOrProvince_d3e09d50-0489-4115-9700-fb612a582065" xlink:href="https://xbrl.sec.gov/dei/2025/dei-2025.xsd#dei_EntityAddressStateOrProvince"/>
    <link:definitionArc xlink:arcrole="http://xbrl.org/int/dim/arcrole/domain-member" xlink:from="loc_dei_EntityListingsLineItems_648df40f-c0f7-4395-937e-737c06bc862f" xlink:to="loc_dei_EntityAddressStateOrProvince_d3e09d50-0489-4115-9700-fb612a582065" xlink:type="arc" order="13"/>
    <link:loc xlink:type="locator" xlink:label="loc_dei_EntityAddressPostalZipCode_d3f88cba-d51e-44e6-b089-10689328c196" xlink:href="https://xbrl.sec.gov/dei/2025/dei-2025.xsd#dei_EntityAddressPostalZipCode"/>
    <link:definitionArc xlink:arcrole="http://xbrl.org/int/dim/arcrole/domain-member" xlink:from="loc_dei_EntityListingsLineItems_648df40f-c0f7-4395-937e-737c06bc862f" xlink:to="loc_dei_EntityAddressPostalZipCode_d3f88cba-d51e-44e6-b089-10689328c196" xlink:type="arc" order="14"/>
    <link:loc xlink:type="locator" xlink:label="loc_dei_CityAreaCode_7de82745-5986-4314-b500-d4027d80cdec" xlink:href="https://xbrl.sec.gov/dei/2025/dei-2025.xsd#dei_CityAreaCode"/>
    <link:definitionArc xlink:arcrole="http://xbrl.org/int/dim/arcrole/domain-member" xlink:from="loc_dei_EntityListingsLineItems_648df40f-c0f7-4395-937e-737c06bc862f" xlink:to="loc_dei_CityAreaCode_7de82745-5986-4314-b500-d4027d80cdec" xlink:type="arc" order="15"/>
    <link:loc xlink:type="locator" xlink:label="loc_dei_LocalPhoneNumber_22675d9a-0ddf-4770-9414-a0bbd5f38fdd" xlink:href="https://xbrl.sec.gov/dei/2025/dei-2025.xsd#dei_LocalPhoneNumber"/>
    <link:definitionArc xlink:arcrole="http://xbrl.org/int/dim/arcrole/domain-member" xlink:from="loc_dei_EntityListingsLineItems_648df40f-c0f7-4395-937e-737c06bc862f" xlink:to="loc_dei_LocalPhoneNumber_22675d9a-0ddf-4770-9414-a0bbd5f38fdd" xlink:type="arc" order="16"/>
    <link:loc xlink:type="locator" xlink:label="loc_dei_EntityCentralIndexKey_652376f6-5d37-4ef4-834c-91624706d769" xlink:href="https://xbrl.sec.gov/dei/2025/dei-2025.xsd#dei_EntityCentralIndexKey"/>
    <link:definitionArc xlink:arcrole="http://xbrl.org/int/dim/arcrole/domain-member" xlink:from="loc_dei_EntityListingsLineItems_648df40f-c0f7-4395-937e-737c06bc862f" xlink:to="loc_dei_EntityCentralIndexKey_652376f6-5d37-4ef4-834c-91624706d769" xlink:type="arc" order="17"/>
    <link:loc xlink:type="locator" xlink:label="loc_dei_EntityEmergingGrowthCompany_e57588fd-ce1f-49f5-90e0-6a07e5118c3b" xlink:href="https://xbrl.sec.gov/dei/2025/dei-2025.xsd#dei_EntityEmergingGrowthCompany"/>
    <link:definitionArc xlink:arcrole="http://xbrl.org/int/dim/arcrole/domain-member" xlink:from="loc_dei_EntityListingsLineItems_648df40f-c0f7-4395-937e-737c06bc862f" xlink:to="loc_dei_EntityEmergingGrowthCompany_e57588fd-ce1f-49f5-90e0-6a07e5118c3b" xlink:type="arc" order="18"/>
    <link:loc xlink:type="locator" xlink:label="loc_dei_TradingSymbol_d5bac351-1e60-40d2-b84c-0a2434f69f57" xlink:href="https://xbrl.sec.gov/dei/2025/dei-2025.xsd#dei_TradingSymbol"/>
    <link:definitionArc xlink:arcrole="http://xbrl.org/int/dim/arcrole/domain-member" xlink:from="loc_dei_EntityListingsLineItems_648df40f-c0f7-4395-937e-737c06bc862f" xlink:to="loc_dei_TradingSymbol_d5bac351-1e60-40d2-b84c-0a2434f69f57" xlink:type="arc" order="19"/>
    <link:loc xlink:type="locator" xlink:label="loc_dei_SecurityExchangeName_94faf682-0d75-4014-822f-f4650fc338c8" xlink:href="https://xbrl.sec.gov/dei/2025/dei-2025.xsd#dei_SecurityExchangeName"/>
    <link:definitionArc xlink:arcrole="http://xbrl.org/int/dim/arcrole/domain-member" xlink:from="loc_dei_EntityListingsLineItems_648df40f-c0f7-4395-937e-737c06bc862f" xlink:to="loc_dei_SecurityExchangeName_94faf682-0d75-4014-822f-f4650fc338c8" xlink:type="arc" order="20"/>
    <link:loc xlink:type="locator" xlink:label="loc_dei_EntityTaxIdentificationNumber_7d215c41-7fd9-467f-8901-0f1699700f21" xlink:href="https://xbrl.sec.gov/dei/2025/dei-2025.xsd#dei_EntityTaxIdentificationNumber"/>
    <link:definitionArc xlink:arcrole="http://xbrl.org/int/dim/arcrole/domain-member" xlink:from="loc_dei_EntityListingsLineItems_648df40f-c0f7-4395-937e-737c06bc862f" xlink:to="loc_dei_EntityTaxIdentificationNumber_7d215c41-7fd9-467f-8901-0f1699700f21" xlink:type="arc" order="21"/>
  </link:definitionLink>
</link:linkbase>
