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  <xs:element id="dsx_SpinOffsMember" abstract="true" nillable="true" name="SpinOffsMember" substitutionGroup="xbrli:item" type="dtr-types:domainItemType" xbrli:periodType="duration"></xs:element>
  <xs:element id="dsx_FairValueOfAssetsContributedAsDividends" nillable="true" name="FairValueOfAssetsContributedAsDividends" substitutionGroup="xbrli:item" type="xbrli:monetaryItemType" xbrli:periodType="instant" xbrli:balance="debit"></xs:element>
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  <xs:element id="dsx_InvestmentsInRelatedPartiesMember" abstract="true" nillable="true" name="InvestmentsInRelatedPartiesMember" substitutionGroup="xbrli:item" type="dtr-types:domainItemType" xbrli:periodType="duration"></xs:element>
  <xs:element id="dsx_MaximumTotalNumberOfVotesEntitledToVoteIncludingCommonStockOrAnyOtherVotingSecurity" nillable="true" name="MaximumTotalNumberOfVotesEntitledToVoteIncludingCommonStockOrAnyOtherVotingSecurity" substitutionGroup="xbrli:item" type="dtr-types:percentItemType" xbrli:periodType="duration"></xs:element>
  <xs:element id="dsx_FairValueGainsLossesAndImpairmentChargesOnPropertyPlantAndEquipment" nillable="true" name="FairValueGainsLossesAndImpairmentChargesOnPropertyPlantAndEquipment" substitutionGroup="xbrli:item" type="xbrli:monetaryItemType" xbrli:periodType="duration" xbrli:balance="credit"></xs:element>
  <xs:element id="dsx_AssetsHeldForSaleMember" abstract="true" nillable="true" name="AssetsHeldForSaleMember" substitutionGroup="xbrli:item" type="dtr-types:domainItemType" xbrli:periodType="duration"></xs:element>
  <xs:element id="dsx_FinanceLeaseLiabilityShownInBalanceSheetsTableTextBlock" nillable="true" name="FinanceLeaseLiabilityShownInBalanceSheetsTableTextBlock" substitutionGroup="xbrli:item" type="dtr-types:textBlockItemType" xbrli:periodType="duration"></xs:element>
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  <xs:element id="dsx_SharesReceivedInPpeSale" nillable="true" name="SharesReceivedInPpeSale" substitutionGroup="xbrli:item" type="xbrli:sharesItemType" xbrli:periodType="duration"></xs:element>
  <xs:element id="dsx_UltramaxVesselMember" abstract="true" nillable="true" name="UltramaxVesselMember" substitutionGroup="xbrli:item" type="dtr-types:domainItemType" xbrli:periodType="duration"></xs:element>
  <xs:element id="dsx_LongLivedAssetsHeldForUseMember" abstract="true" nillable="true" name="LongLivedAssetsHeldForUseMember" substitutionGroup="xbrli:item" type="dtr-types:domainItemType" xbrli:periodType="duration"></xs:element>
  <xs:element id="dsx_NumberOfVesselsDelivered" nillable="true" name="NumberOfVesselsDelivered" substitutionGroup="xbrli:item" type="xbrli:integerItemType" xbrli:periodType="duration"></xs:element>
  <xs:element id="dsx_MasterAgreementWithSeaTradeMember" abstract="true" nillable="true" name="MasterAgreementWithSeaTradeMember" substitutionGroup="xbrli:item" type="dtr-types:domainItemType" xbrli:periodType="duration"></xs:element>
  <xs:element id="dsx_AdvancesForVesselAcquisitionsAndVesselsNetMember" abstract="true" nillable="true" name="AdvancesForVesselAcquisitionsAndVesselsNetMember" substitutionGroup="xbrli:item" type="dtr-types:domainItemType" xbrli:periodType="duration"></xs:element>
  <xs:element id="dsx_NumberOfVesselsUnderNewManagementAgreements" nillable="true" name="NumberOfVesselsUnderNewManagementAgreements" substitutionGroup="xbrli:item" type="xbrli:integerItemType" xbrli:periodType="duration"></xs:element>
  <xs:element id="dsx_AtmProgramMember" abstract="true" nillable="true" name="AtmProgramMember" substitutionGroup="xbrli:item" type="dtr-types:domainItemType" xbrli:periodType="duration"></xs:element>
  <xs:element id="dsx_NumberOfVesselsAcquired" nillable="true" name="NumberOfVesselsAcquired" substitutionGroup="xbrli:item" type="xbrli:integerItemType" xbrli:periodType="duration"></xs:element>
  <xs:element id="dsx_VesselAcquisitionsMember" abstract="true" nillable="true" name="VesselAcquisitionsMember" substitutionGroup="xbrli:item" type="dtr-types:domainItemType" xbrli:periodType="duration"></xs:element>
  <xs:element id="dsx_LeonidasPcMember" abstract="true" nillable="true" name="LeonidasPcMember" substitutionGroup="xbrli:item" type="dtr-types:domainItemType" xbrli:periodType="duration"></xs:element>
  <xs:element id="dsx_NineUltramaxVesselsMember" abstract="true" nillable="true" name="NineUltramaxVesselsMember" substitutionGroup="xbrli:item" type="dtr-types:domainItemType" xbrli:periodType="duration"></xs:element>
  <xs:element id="dsx_EightOfNineUtramaxVesselsMember" abstract="true" nillable="true" name="EightOfNineUtramaxVesselsMember" substitutionGroup="xbrli:item" type="dtr-types:domainItemType" xbrli:periodType="duration"></xs:element>
  <xs:element id="dsx_NinthOfNineUltramaxVesselsMember" abstract="true" nillable="true" name="NinthOfNineUltramaxVesselsMember" substitutionGroup="xbrli:item" type="dtr-types:domainItemType" xbrli:periodType="duration"></xs:element>
  <xs:element id="dsx_PropertyEqupmentDisposal" nillable="true" name="PropertyEqupmentDisposal" substitutionGroup="xbrli:item" type="xbrli:monetaryItemType" xbrli:periodType="duration" xbrli:balance="credit"></xs:element>
  <xs:element id="dsx_AccumulatedDepreciationAndAmortizationDisposalOfEquipment" nillable="true" name="AccumulatedDepreciationAndAmortizationDisposalOfEquipment" substitutionGroup="xbrli:item" type="xbrli:monetaryItemType" xbrli:periodType="duration" xbrli:balance="debit"></xs:element>
  <xs:element id="dsx_PropertyEquipmentNetDisposalOfAssets" nillable="true" name="PropertyEquipmentNetDisposalOfAssets" substitutionGroup="xbrli:item" type="xbrli:monetaryItemType" xbrli:periodType="duration" xbrli:balance="credit"></xs:element>
  <xs:element id="dsx_Florida2022BuiltCapesizeVesselMember" abstract="true" nillable="true" name="Florida2022BuiltCapesizeVesselMember" substitutionGroup="xbrli:item" type="dtr-types:domainItemType" xbrli:periodType="duration"></xs:element>
  <xs:element id="dsx_NumberOfSaleAndLeasebackAgreements" nillable="true" name="NumberOfSaleAndLeasebackAgreements" substitutionGroup="xbrli:item" type="xbrli:integerItemType" xbrli:periodType="instant"></xs:element>
  <xs:element id="dsx_SaleAndLeaseAgreementsAggregateAmount" nillable="true" name="SaleAndLeaseAgreementsAggregateAmount" substitutionGroup="xbrli:item" type="xbrli:monetaryItemType" xbrli:periodType="instant" xbrli:balance="credit"></xs:element>
  <xs:element id="dsx_NewOrleansAndSantaBarbaraVesselsMember" abstract="true" nillable="true" name="NewOrleansAndSantaBarbaraVesselsMember" substitutionGroup="xbrli:item" type="dtr-types:domainItemType" xbrli:periodType="duration"></xs:element>
  <xs:element id="dsx_NewOrleansVesselMember" abstract="true" nillable="true" name="NewOrleansVesselMember" substitutionGroup="xbrli:item" type="dtr-types:domainItemType" xbrli:periodType="duration"></xs:element>
  <xs:element id="dsx_SantaBarbaraVesselMember" abstract="true" nillable="true" name="SantaBarbaraVesselMember" substitutionGroup="xbrli:item" type="dtr-types:domainItemType" xbrli:periodType="duration"></xs:element>
  <xs:element id="dsx_DsiAndromedaMember" abstract="true" nillable="true" name="DsiAndromedaMember" substitutionGroup="xbrli:item" type="dtr-types:domainItemType" xbrli:periodType="duration"></xs:element>
  <xs:element id="dsx_DebtInstrumentRedemptionPeriodSixMember" abstract="true" nillable="true" name="DebtInstrumentRedemptionPeriodSixMember" substitutionGroup="xbrli:item" type="dtr-types:domainItemType" xbrli:periodType="duration"></xs:element>
  <xs:element id="dsx_AmountOfLoanReclassifiedToCurrentLiabilities" nillable="true" name="AmountOfLoanReclassifiedToCurrentLiabilities" substitutionGroup="xbrli:item" type="xbrli:monetaryItemType" xbrli:periodType="duration" xbrli:balance="credit"></xs:element>
  <xs:element id="dsx_NewRepaymentsTermsFollowingJuly2022PrepaymentMember" abstract="true" nillable="true" name="NewRepaymentsTermsFollowingJuly2022PrepaymentMember" substitutionGroup="xbrli:item" type="dtr-types:domainItemType" xbrli:periodType="duration"></xs:element>
  <xs:element id="dsx_LoanAgreement9UltramaxVesselsMember" abstract="true" nillable="true" name="LoanAgreement9UltramaxVesselsMember" substitutionGroup="xbrli:item" type="dtr-types:domainItemType" xbrli:periodType="duration"></xs:element>
  <xs:element id="dsx_DebtInstrumentPrepayment" nillable="true" name="DebtInstrumentPrepayment" substitutionGroup="xbrli:item" type="xbrli:monetaryItemType" xbrli:periodType="duration" xbrli:balance="debit"></xs:element>
  <xs:element id="dsx_FifityPercentShareholderDianaWilhelmsenManagementLimitedMember" abstract="true" nillable="true" name="FifityPercentShareholderDianaWilhelmsenManagementLimitedMember" substitutionGroup="xbrli:item" type="dtr-types:domainItemType" xbrli:periodType="duration"></xs:element>
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  <xs:element id="dsx_NewlyIssuedCommonSharesIssuableOnDeliveryOfEachVesselMember" abstract="true" nillable="true" name="NewlyIssuedCommonSharesIssuableOnDeliveryOfEachVesselMember" substitutionGroup="xbrli:item" type="dtr-types:domainItemType" xbrli:periodType="duration"></xs:element>
  <xs:element id="dsx_NumberOfVesselsDeliveredToCompany" nillable="true" name="NumberOfVesselsDeliveredToCompany" substitutionGroup="xbrli:item" type="xbrli:integerItemType" xbrli:periodType="duration"></xs:element>
  <xs:element id="dsx_NajasMember" abstract="true" nillable="true" name="NajasMember" substitutionGroup="xbrli:item" type="dtr-types:domainItemType" xbrli:periodType="duration"></xs:element>
  <xs:element id="dsx_FloridaVesselMember" abstract="true" nillable="true" name="FloridaVesselMember" substitutionGroup="xbrli:item" type="dtr-types:domainItemType" xbrli:periodType="duration"></xs:element>
  <xs:element id="dsx_BalanceAmountthroughPreferredSharesSaleConsiderationReceived" nillable="true" name="BalanceAmountthroughPreferredSharesSaleConsiderationReceived" substitutionGroup="xbrli:item" type="xbrli:monetaryItemType" xbrli:periodType="duration" xbrli:balance="debit"></xs:element>
  <xs:element id="dsx_PercentOfPaidInAdvanceOfPurchasePrice" nillable="true" name="PercentOfPaidInAdvanceOfPurchasePrice" substitutionGroup="xbrli:item" type="dtr-types:percentItemType" xbrli:periodType="duration"></xs:element>
  <xs:element id="dsx_FinanceLeaseMember" abstract="true" nillable="true" name="FinanceLeaseMember" substitutionGroup="xbrli:item" type="dtr-types:domainItemType" xbrli:periodType="duration"></xs:element>
  <xs:element id="dsx_DividendsPaidInKindPerShare" nillable="true" name="DividendsPaidInKindPerShare" substitutionGroup="xbrli:item" type="dtr-types:perShareItemType" xbrli:periodType="duration"></xs:element>
  <xs:element id="dsx_PaymentsToAcquireOtherAssets" nillable="true" name="PaymentsToAcquireOtherAssets" substitutionGroup="xbrli:item" type="xbrli:monetaryItemType" xbrli:periodType="duration" xbrli:balance="credit"></xs:element>
  <xs:element id="dsx_NoncashDividend" nillable="true" name="NoncashDividend" substitutionGroup="xbrli:item" type="xbrli:monetaryItemType" xbrli:periodType="duration" xbrli:balance="credit"></xs:element>
  <xs:element id="dsx_MeliaMember" abstract="true" nillable="true" name="MeliaMember" substitutionGroup="xbrli:item" type="dtr-types:domainItemType" xbrli:periodType="duration"></xs:element>
  <xs:element id="dsx_BergenMember" abstract="true" nillable="true" name="BergenMember" substitutionGroup="xbrli:item" type="dtr-types:domainItemType" xbrli:periodType="duration"></xs:element>
  <xs:element id="dsx_LoanAgreementWithNordeaMember" abstract="true" nillable="true" name="LoanAgreementWithNordeaMember" substitutionGroup="xbrli:item" type="dtr-types:domainItemType" xbrli:periodType="duration"></xs:element>
  <xs:element id="dsx_BergenJointVentureMember" abstract="true" nillable="true" name="BergenJointVentureMember" substitutionGroup="xbrli:item" type="dtr-types:domainItemType" xbrli:periodType="duration"></xs:element>
  <xs:element id="dsx_EcobulkAsMember" abstract="true" nillable="true" name="EcobulkAsMember" substitutionGroup="xbrli:item" type="dtr-types:domainItemType" xbrli:periodType="duration"></xs:element>
  <xs:element id="dsx_CommissionPaidPercentPerAnnum" nillable="true" name="CommissionPaidPercentPerAnnum" substitutionGroup="xbrli:item" type="dtr-types:percentItemType" xbrli:periodType="instant"></xs:element>
  <xs:element id="dsx_CommissionOnLoanGuaranteeMember" abstract="true" nillable="true" name="CommissionOnLoanGuaranteeMember" substitutionGroup="xbrli:item" type="dtr-types:domainItemType" xbrli:periodType="duration"></xs:element>
  <xs:element id="dsx_PropertyPlantAndEquipmentDisposalDueToDeconsolidation" nillable="true" name="PropertyPlantAndEquipmentDisposalDueToDeconsolidation" substitutionGroup="xbrli:item" type="xbrli:monetaryItemType" xbrli:periodType="duration" xbrli:balance="credit"></xs:element>
  <xs:element id="dsx_NewLoanAgreementMember" abstract="true" nillable="true" name="NewLoanAgreementMember" substitutionGroup="xbrli:item" type="dtr-types:domainItemType" xbrli:periodType="duration"></xs:element>
  <xs:element id="dsx_DanishShipFinanceAsMember" abstract="true" nillable="true" name="DanishShipFinanceAsMember" substitutionGroup="xbrli:item" type="dtr-types:domainItemType" xbrli:periodType="duration"></xs:element>
  <xs:element id="dsx_QuarterlyAmortizationAmount" nillable="true" name="QuarterlyAmortizationAmount" substitutionGroup="xbrli:item" type="xbrli:monetaryItemType" xbrli:periodType="duration" xbrli:balance="debit"></xs:element>
  <xs:element id="dsx_PercentOfTotalNumberOfVotesEntitledToVoteOnAnyMatterPutToShareholders" nillable="true" name="PercentOfTotalNumberOfVotesEntitledToVoteOnAnyMatterPutToShareholders" substitutionGroup="xbrli:item" type="dtr-types:percentItemType" xbrli:periodType="instant"></xs:element>
  <xs:element id="dsx_PercentOfTotalNumberOfVotesEntitledToBeCastOnMattersPutToShareholders" nillable="true" name="PercentOfTotalNumberOfVotesEntitledToBeCastOnMattersPutToShareholders" substitutionGroup="xbrli:item" type="dtr-types:percentItemType" xbrli:periodType="instant"></xs:element>
  <xs:element id="dsx_InterestIncomeFromBondRepurchase" nillable="true" name="InterestIncomeFromBondRepurchase" substitutionGroup="xbrli:item" type="xbrli:monetaryItemType" xbrli:periodType="duration" xbrli:balance="credit"></xs:element>
  <xs:element id="dsx_InterestExpenseGainSwap" nillable="true" name="InterestExpenseGainSwap" substitutionGroup="xbrli:item" type="xbrli:monetaryItemType" xbrli:periodType="duration" xbrli:balance="credit"></xs:element>
  <xs:element id="dsx_PlotOfLandMember" abstract="true" nillable="true" name="PlotOfLandMember" substitutionGroup="xbrli:item" type="dtr-types:domainItemType" xbrli:periodType="duration"></xs:element>
  <xs:element id="dsx_NoncurrentAssetsExcludingFixedAssets" nillable="true" name="NoncurrentAssetsExcludingFixedAssets" substitutionGroup="xbrli:item" type="xbrli:monetaryItemType" xbrli:periodType="instant" xbrli:balance="debit"></xs:element>
  <xs:element id="dsx_NumberOfVesselsFinanced" nillable="true" name="NumberOfVesselsFinanced" substitutionGroup="xbrli:item" type="xbrli:integerItemType" xbrli:periodType="duration"></xs:element>
  <xs:element id="dsx_AdministrativeServiceAgreementMember" abstract="true" nillable="true" name="AdministrativeServiceAgreementMember" substitutionGroup="xbrli:item" type="dtr-types:domainItemType" xbrli:periodType="duration"></xs:element>
  <xs:element id="dsx_AccruedInterestIncomePolicyPolicyTextBlock" nillable="true" name="AccruedInterestIncomePolicyPolicyTextBlock" substitutionGroup="xbrli:item" type="dtr-types:textBlockItemType" xbrli:periodType="duration"></xs:element>
  <xs:element id="dsx_ConvertibleLoanAgreementMember" abstract="true" nillable="true" name="ConvertibleLoanAgreementMember" substitutionGroup="xbrli:item" type="dtr-types:domainItemType" xbrli:periodType="duration"></xs:element>
</xs:schema>
