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  <xs:element id="wynn_LeaseOtherInformationLesseeAbstract" abstract="true" name="LeaseOtherInformationLesseeAbstract" nillable="true" xbrli:periodType="duration" substitutionGroup="xbrli:item" type="xbrli:stringItemType"/>
  <xs:element id="wynn_LeaseAmortizationAxis" abstract="true" name="LeaseAmortizationAxis" nillable="true" xbrli:periodType="duration" substitutionGroup="xbrldt:dimensionItem" type="xbrli:stringItemType"/>
  <xs:element id="wynn_LeaseAmortizationDomain" abstract="true" name="LeaseAmortizationDomain" nillable="true" xbrli:periodType="duration" substitutionGroup="xbrli:item" type="dtr-types:domainItemType"/>
  <xs:element id="wynn_AnnualAmortizationCurrentYearThrough2096Member" abstract="true" name="AnnualAmortizationCurrentYearThrough2096Member" nillable="true" xbrli:periodType="duration" substitutionGroup="xbrli:item" type="dtr-types:domainItemType"/>
  <xs:element id="wynn_AnnualAmortization2097Member" abstract="true" name="AnnualAmortization2097Member" nillable="true" xbrli:periodType="duration" substitutionGroup="xbrli:item" type="dtr-types:domainItemType"/>
  <xs:element id="wynn_AnnualAmortizationCurrentYearThrough2028Member" abstract="true" name="AnnualAmortizationCurrentYearThrough2028Member" nillable="true" xbrli:periodType="duration" substitutionGroup="xbrli:item" type="dtr-types:domainItemType"/>
  <xs:element id="wynn_AnnualAmortization2029Member" abstract="true" name="AnnualAmortization2029Member" nillable="true" xbrli:periodType="duration" substitutionGroup="xbrli:item" type="dtr-types:domainItemType"/>
  <xs:element id="wynn_AnnualAmortization2030Through2036Member" abstract="true" name="AnnualAmortization2030Through2036Member" nillable="true" xbrli:periodType="duration" substitutionGroup="xbrli:item" type="dtr-types:domainItemType"/>
  <xs:element id="wynn_AnnualAmortization2037Member" abstract="true" name="AnnualAmortization2037Member" nillable="true" xbrli:periodType="duration" substitutionGroup="xbrli:item" type="dtr-types:domainItemType"/>
  <xs:element id="wynn_OperatingLeaseBaseRentIncreaseTermAxis" abstract="true" name="OperatingLeaseBaseRentIncreaseTermAxis" nillable="true" xbrli:periodType="duration" substitutionGroup="xbrldt:dimensionItem" type="xbrli:stringItemType"/>
  <xs:element id="wynn_OperatingLeaseBaseRentIncreaseTermDomain" abstract="true" name="OperatingLeaseBaseRentIncreaseTermDomain" nillable="true" xbrli:periodType="duration" substitutionGroup="xbrli:item" type="dtr-types:domainItemType"/>
  <xs:element id="wynn_OperatingLeaseBaseRentIncreaseFirstTenYearsMember" abstract="true" name="OperatingLeaseBaseRentIncreaseFirstTenYearsMember" nillable="true" xbrli:periodType="duration" substitutionGroup="xbrli:item" type="dtr-types:domainItemType"/>
  <xs:element id="wynn_OperatingLeaseBaseRentIncreaseRemainderOfLeaseTermMember" abstract="true" name="OperatingLeaseBaseRentIncreaseRemainderOfLeaseTermMember" nillable="true" xbrli:periodType="duration" substitutionGroup="xbrli:item" type="dtr-types:domainItemType"/>
  <xs:element id="wynn_LesseeOperatingLeaseNumberOfRenewals" abstract="false" name="LesseeOperatingLeaseNumberOfRenewals" nillable="true" xbrli:periodType="instant" substitutionGroup="xbrli:item" type="xbrli:integerItemType"/>
  <xs:element id="wynn_OperatingLeaseExpenseFixedAnnualIncreasePercentage" abstract="false" name="OperatingLeaseExpenseFixedAnnualIncreasePercentage" nillable="true" xbrli:periodType="instant" substitutionGroup="xbrli:item" type="dtr-types:percentItemType"/>
  <xs:element id="wynn_LesseeOperatingLeaseNumberofAcresofUndevelopedLand" abstract="false" name="LesseeOperatingLeaseNumberofAcresofUndevelopedLand" nillable="true" xbrli:periodType="duration" substitutionGroup="xbrli:item" type="dtr-types:areaItemType"/>
  <xs:element id="wynn_LesseeOperatingLeaseLiabilityToBePaidYearTwoThroughFive" abstract="false" name="LesseeOperatingLeaseLiabilityToBePaidYearTwoThroughFive" nillable="true" xbrli:periodType="instant" xbrli:balance="credit" substitutionGroup="xbrli:item" type="xbrli:monetaryItemType"/>
  <xs:element id="wynn_ReceivableForReimbursableCostsMember" abstract="true" name="ReceivableForReimbursableCostsMember" nillable="true" xbrli:periodType="duration" substitutionGroup="xbrli:item" type="dtr-types:domainItemType"/>
  <xs:element id="wynn_CommitmentsAndContingenciesTable" abstract="true" name="CommitmentsAndContingenciesTable" nillable="true" xbrli:periodType="duration" substitutionGroup="xbrldt:hypercubeItem" type="xbrli:stringItemType"/>
  <xs:element id="wynn_MacauNonGamingCapitalProjectsMember" abstract="true" name="MacauNonGamingCapitalProjectsMember" nillable="true" xbrli:periodType="duration" substitutionGroup="xbrli:item" type="dtr-types:domainItemType"/>
  <xs:element id="wynn_WynnAlMarjanIslandFZLLCMember" abstract="true" name="WynnAlMarjanIslandFZLLCMember" nillable="true" xbrli:periodType="duration" substitutionGroup="xbrli:item" type="dtr-types:domainItemType"/>
  <xs:element id="wynn_WynnAlMarjanIslandMember" abstract="true" name="WynnAlMarjanIslandMember" nillable="true" xbrli:periodType="duration" substitutionGroup="xbrli:item" type="dtr-types:domainItemType"/>
  <xs:element id="wynn_JanuAlMarjanIslandMember" abstract="true" name="JanuAlMarjanIslandMember" nillable="true" xbrli:periodType="duration" substitutionGroup="xbrli:item" type="dtr-types:domainItemType"/>
  <xs:element id="wynn_DelayedDrawSecuredTermLoanFacilityMember" abstract="true" name="DelayedDrawSecuredTermLoanFacilityMember" nillable="true" xbrli:periodType="duration" substitutionGroup="xbrli:item" type="dtr-types:domainItemType"/>
  <xs:element id="wynn_CommitmentsAndContingenciesLineItems" abstract="true" name="CommitmentsAndContingenciesLineItems" nillable="true" xbrli:periodType="duration" substitutionGroup="xbrli:item" type="xbrli:stringItemType"/>
  <xs:element id="wynn_OtherCommitmentGamingPremiumAverageGrossTableGamingRevenueMinimum" abstract="false" name="OtherCommitmentGamingPremiumAverageGrossTableGamingRevenueMinimum" nillable="true" xbrli:periodType="instant" xbrli:balance="credit" substitutionGroup="xbrli:item" type="xbrli:monetaryItemType"/>
  <xs:element id="wynn_OtherCommitmentGamingPremiumAverageGrossMachineGamingRevenueMinimum" abstract="false" name="OtherCommitmentGamingPremiumAverageGrossMachineGamingRevenueMinimum" nillable="true" xbrli:periodType="instant" xbrli:balance="credit" substitutionGroup="xbrli:item" type="xbrli:monetaryItemType"/>
  <xs:element id="wynn_OtherCommitmentSpecialLeviesPercentageOfGrossRevenue" abstract="false" name="OtherCommitmentSpecialLeviesPercentageOfGrossRevenue" nillable="true" xbrli:periodType="instant" substitutionGroup="xbrli:item" type="dtr-types:percentItemType"/>
  <xs:element id="wynn_OtherCommitmentSpecialGamingTaxPercentageOfGrossRevenue" abstract="false" name="OtherCommitmentSpecialGamingTaxPercentageOfGrossRevenue" nillable="true" xbrli:periodType="instant" substitutionGroup="xbrli:item" type="dtr-types:percentItemType"/>
  <xs:element id="wynn_PaymentsForContributedCapital" abstract="false" name="PaymentsForContributedCapital" nillable="true" xbrli:periodType="duration" xbrli:balance="credit" substitutionGroup="xbrli:item" type="xbrli:monetaryItemType"/>
  <xs:element id="wynn_InitialTermOfEmploymentAgreement" abstract="false" name="InitialTermOfEmploymentAgreement" nillable="true" xbrli:periodType="duration" substitutionGroup="xbrli:item" type="xbrli:durationItemType"/>
  <xs:element id="wynn_WynnRetailMember" abstract="true" name="WynnRetailMember" nillable="true" xbrli:periodType="duration" substitutionGroup="xbrli:item" type="dtr-types:domainItemType"/>
  <xs:element id="wynn_FunctionalAreaSquareFootageUnderConstruction" abstract="false" name="FunctionalAreaSquareFootageUnderConstruction" nillable="true" xbrli:periodType="instant" substitutionGroup="xbrli:item" type="dtr-types:areaItemType"/>
  <xs:element id="wynn_OwnershipPercentage" abstract="false" name="OwnershipPercentage" nillable="true" xbrli:periodType="instant" substitutionGroup="xbrli:item" type="dtr-types:percentItemType"/>
  <xs:element id="wynn_NumberOfReportableSegmentsNotDisclosedFlag" abstract="false" name="NumberOfReportableSegmentsNotDisclosedFlag" nillable="true" xbrli:periodType="duration" substitutionGroup="xbrli:item" type="xbrli:stringItemType"/>
  <xs:element id="wynn_GamingTaxExpensesIncludingTableAndSlotLicenseFees" abstract="false" name="GamingTaxExpensesIncludingTableAndSlotLicenseFees" nillable="true" xbrli:periodType="duration" xbrli:balance="debit" substitutionGroup="xbrli:item" type="xbrli:monetaryItemType"/>
  <xs:element id="wynn_AdjustedPropertyEbitdar" abstract="false" name="AdjustedPropertyEbitdar" nillable="true" xbrli:periodType="duration" xbrli:balance="credit" substitutionGroup="xbrli:item" type="xbrli:monetaryItemType"/>
  <xs:element id="wynn_OtherOperatingCostsAndExpensesAbstract" abstract="true" name="OtherOperatingCostsAndExpensesAbstract" nillable="true" xbrli:periodType="duration" substitutionGroup="xbrli:item" type="xbrli:stringItemType"/>
  <xs:element id="wynn_CorporateExpensesAndOther" abstract="false" name="CorporateExpensesAndOther" nillable="true" xbrli:periodType="duration" xbrli:balance="debit" substitutionGroup="xbrli:item" type="xbrli:monetaryItemType"/>
  <xs:element id="wynn_OtherOperatingIncomeLoss" abstract="false" name="OtherOperatingIncomeLoss" nillable="true" xbrli:periodType="duration" xbrli:balance="credit" substitutionGroup="xbrli:item" type="xbrli:monetaryItemType"/>
  <xs:element id="wynn_FederalInvestigationMember" abstract="true" name="FederalInvestigationMember" nillable="true" xbrli:periodType="duration" substitutionGroup="xbrli:item" type="dtr-types:domainItemType"/>
  <xs:element id="wynn_SecuritiesClassActionMember" abstract="true" name="SecuritiesClassActionMember" nillable="true" xbrli:periodType="duration" substitutionGroup="xbrli:item" type="dtr-types:domainItemType"/>
  <xs:element id="wynn_WynnInteractivesDigitalSportsBettingAndCasinoGamingBusinessMember" abstract="true" name="WynnInteractivesDigitalSportsBettingAndCasinoGamingBusinessMember" nillable="true" xbrli:periodType="duration" substitutionGroup="xbrli:item" type="dtr-types:domainItemType"/>
  <xs:element id="wynn_ProjectAbandonmentCostsContractTerminationLiabilities" abstract="false" name="ProjectAbandonmentCostsContractTerminationLiabilities" nillable="true" xbrli:periodType="duration" xbrli:balance="credit" substitutionGroup="xbrli:item" type="xbrli:monetaryItemType"/>
  <xs:element id="wynn_OtherMacauMember" abstract="true" name="OtherMacauMember" nillable="true" xbrli:periodType="duration" substitutionGroup="xbrli:item" type="dtr-types:domainItemType"/>
</xs:schema>
