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  <xsd:element id="wynn_AreaOfRealEstatePropertyRenovated" name="AreaOfRealEstatePropertyRenovated" nillable="true" substitutionGroup="xbrli:item" type="num:areaItemType" xbrli:periodType="instant" />
  <xsd:element abstract="true" id="wynn_AruzeUnitedStatesOfAmericaIncMember" name="AruzeUnitedStatesOfAmericaIncMember" nillable="true" substitutionGroup="xbrli:item" type="nonnum:domainItemType" xbrli:periodType="duration" />
  <xsd:element id="wynn_AvailableForSaleSecuritiesDebtMaturitiesAfterOneThroughTwoYearsFairValue" name="AvailableForSaleSecuritiesDebtMaturitiesAfterOneThroughTwoYearsFairValue" nillable="true" substitutionGroup="xbrli:item" type="xbrli:monetaryItemType" xbrli:balance="debit" xbrli:periodType="instant" />
  <xsd:element id="wynn_AvailableForSaleSecuritiesDebtMaturitiesWithinOneYearOfBalanceSheetDateFairValue" name="AvailableForSaleSecuritiesDebtMaturitiesWithinOneYearOfBalanceSheetDateFairValue" nillable="true" substitutionGroup="xbrli:item" type="xbrli:monetaryItemType" xbrli:balance="debit" xbrli:periodType="instant" />
  <xsd:element abstract="true" id="wynn_BankGuaranteeReimbursementAgreementMember" name="BankGuaranteeReimbursementAgreementMember" nillable="true" substitutionGroup="xbrli:item" type="nonnum:domainItemType" xbrli:periodType="duration" />
  <xsd:element abstract="true" id="wynn_BuildingsAndImprovementsMember" name="BuildingsAndImprovementsMember" nillable="true" substitutionGroup="xbrli:item" type="nonnum:domainItemType" xbrli:periodType="duration" />
  <xsd:element abstract="true" id="wynn_BusinessTaxMember" name="BusinessTaxMember" nillable="true" substitutionGroup="xbrli:item" type="nonnum:domainItemType" xbrli:periodType="duration" />
  <xsd:element id="wynn_CapitalizedInterestPolicyTextBlock" name="CapitalizedInterestPolicyTextBlock" nillable="true" substitutionGroup="xbrli:item" type="nonnum:textBlockItemType" xbrli:periodType="duration" />
  <xsd:element id="wynn_CashDistributionOnNonVestedStock" name="CashDistributionOnNonVestedStock" nillable="true" substitutionGroup="xbrli:item" type="xbrli:monetaryItemType" xbrli:balance="credit" xbrli:periodType="duration" />
  <xsd:element abstract="true" id="wynn_CashTransactionsAbstract" name="CashTransactionsAbstract" nillable="true" substitutionGroup="xbrli:item" type="xbrli:stringItemType" xbrli:periodType="duration" />
  <xsd:element abstract="true" id="wynn_CasinoMember" name="CasinoMember" nillable="true" substitutionGroup="xbrli:item" type="nonnum:domainItemType" xbrli:periodType="duration" />
  <xsd:element id="wynn_ChangeInAccountingEstimateFinancialEffectNetIncomeLoss" name="ChangeInAccountingEstimateFinancialEffectNetIncomeLoss" nillable="true" substitutionGroup="xbrli:item" type="xbrli:monetaryItemType" xbrli:balance="credit" xbrli:periodType="duration" />
  <xsd:element id="wynn_ChangeInAccountingEstimateFinancialEffectNetIncomeLossPerShareDiluted" name="ChangeInAccountingEstimateFinancialEffectNetIncomeLossPerShareDiluted" nillable="true" substitutionGroup="xbrli:item" type="num:perShareItemType" xbrli:periodType="duration" />
  <xsd:element id="wynn_ChangeInAccountingEstimateFinancialEffectOperatingIncome" name="ChangeInAccountingEstimateFinancialEffectOperatingIncome" nillable="true" substitutionGroup="xbrli:item" type="xbrli:monetaryItemType" xbrli:balance="credit" xbrli:periodType="duration" />
  <xsd:element id="wynn_ChangeInPropertyAndEquipmentIncludedInAccountsAndConstructionPayables" name="ChangeInPropertyAndEquipmentIncludedInAccountsAndConstructionPayables" nillable="true" substitutionGroup="xbrli:item" type="xbrli:monetaryItemType" xbrli:balance="debit" xbrli:periodType="duration" />
  <xsd:element abstract="true" id="wynn_CommitmentsAndContingenciesLineItems" name="CommitmentsAndContingenciesLineItems" nillable="true" substitutionGroup="xbrli:item" type="xbrli:stringItemType" xbrli:periodType="duration" />
  <xsd:element abstract="true" id="wynn_CommitmentsAndContingenciesTable" name="CommitmentsAndContingenciesTable" nillable="true" substitutionGroup="xbrldt:hypercubeItem" type="xbrli:stringItemType" xbrli:periodType="duration" />
  <xsd:element id="wynn_CommonStockNumberOfVotes" name="CommonStockNumberOfVotes" nillable="true" substitutionGroup="xbrli:item" type="xbrli:integerItemType" xbrli:periodType="instant" />
  <xsd:element id="wynn_CommonStockSpecialDividendsPerShareCashPaid" name="CommonStockSpecialDividendsPerShareCashPaid" nillable="true" substitutionGroup="xbrli:item" type="num:perShareItemType" xbrli:periodType="duration" />
  <xsd:element id="wynn_CompanysMatchingContributionPercentage" name="CompanysMatchingContributionPercentage" nillable="true" substitutionGroup="xbrli:item" type="num:percentItemType" xbrli:periodType="duration" />
  <xsd:element id="wynn_ComplementaryTaxRate" name="ComplementaryTaxRate" nillable="true" substitutionGroup="xbrli:item" type="num:percentItemType" xbrli:periodType="duration" />
  <xsd:element id="wynn_ComprehensiveIncomePolicyTextBlock" name="ComprehensiveIncomePolicyTextBlock" nillable="true" substitutionGroup="xbrli:item" type="nonnum:textBlockItemType" xbrli:periodType="duration" />
  <xsd:element id="wynn_ConsiderationInEventOfEmployeeAgreementTermination" name="ConsiderationInEventOfEmployeeAgreementTermination" nillable="true" substitutionGroup="xbrli:item" type="xbrli:monetaryItemType" xbrli:balance="credit" xbrli:periodType="duration" />
  <xsd:element id="wynn_ConsolidatedLeverageRatioMinimumNumerator" name="ConsolidatedLeverageRatioMinimumNumerator" nillable="true" substitutionGroup="xbrli:item" type="xbrli:pureItemType" xbrli:periodType="duration" />
  <xsd:element abstract="true" id="wynn_ContractTerminationAxis" name="ContractTerminationAxis" nillable="true" substitutionGroup="xbrldt:dimensionItem" type="xbrli:stringItemType" xbrli:periodType="duration" />
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  <xsd:element id="wynn_CorporateExpensesAndOther" name="CorporateExpensesAndOther" nillable="true" substitutionGroup="xbrli:item" type="xbrli:monetaryItemType" xbrli:balance="debit" xbrli:periodType="duration" />
  <xsd:element abstract="true" id="wynn_CotaiDevelopmentAndLandConcessionContractMember" name="CotaiDevelopmentAndLandConcessionContractMember" nillable="true" substitutionGroup="xbrli:item" type="nonnum:domainItemType" xbrli:periodType="duration" />
  <xsd:element id="wynn_CustomerLoyaltyProgramPolicyTextBlock" name="CustomerLoyaltyProgramPolicyTextBlock" nillable="true" substitutionGroup="xbrli:item" type="nonnum:textBlockItemType" xbrli:periodType="duration" />
  <xsd:element id="wynn_DebtInstrumentCovenantTermsMaximumConsolidatedSeniorSecuredNetLeverageRatio" name="DebtInstrumentCovenantTermsMaximumConsolidatedSeniorSecuredNetLeverageRatio" nillable="true" substitutionGroup="xbrli:item" type="xbrli:pureItemType" xbrli:periodType="duration" />
  <xsd:element id="wynn_DebtInstrumentCovenantTermsMinimumConsolidatedEBITDA" name="DebtInstrumentCovenantTermsMinimumConsolidatedEBITDA" nillable="true" substitutionGroup="xbrli:item" type="xbrli:monetaryItemType" xbrli:balance="credit" xbrli:periodType="duration" />
  <xsd:element id="wynn_DebtInstrumentCutOffDateForSpecifiedRedemptionPrice" name="DebtInstrumentCutOffDateForSpecifiedRedemptionPrice" nillable="true" substitutionGroup="xbrli:item" type="xbrli:dateItemType" xbrli:periodType="duration" />
  <xsd:element id="wynn_DebtInstrumentFairValueExcludingTheRedemptionNote" name="DebtInstrumentFairValueExcludingTheRedemptionNote" nillable="true" substitutionGroup="xbrli:item" type="xbrli:monetaryItemType" xbrli:balance="credit" xbrli:periodType="instant" />
  <xsd:element id="wynn_DebtInstrumentFirstInstallmentPaymentDate" name="DebtInstrumentFirstInstallmentPaymentDate" nillable="true" substitutionGroup="xbrli:item" type="xbrli:dateItemType" xbrli:periodType="duration" />
  <xsd:element id="wynn_DebtInstrumentIncreaseDecreaseInPremium" name="DebtInstrumentIncreaseDecreaseInPremium" nillable="true" substitutionGroup="xbrli:item" type="xbrli:monetaryItemType" xbrli:balance="debit" xbrli:periodType="instant" />
  <xsd:element id="wynn_DebtInstrumentMaturityMonthAndYear" name="DebtInstrumentMaturityMonthAndYear" nillable="true" substitutionGroup="xbrli:item" type="xbrli:gYearMonthItemType" xbrli:periodType="duration" />
  <xsd:element id="wynn_DebtInstrumentPercentageRedemptionPremiumOnPrincipalAmount" name="DebtInstrumentPercentageRedemptionPremiumOnPrincipalAmount" nillable="true" substitutionGroup="xbrli:item" type="num:percentItemType" xbrli:periodType="duration" />
  <xsd:element abstract="true" id="wynn_DebtInstrumentPeriodAxis" name="DebtInstrumentPeriodAxis" nillable="true" substitutionGroup="xbrldt:dimensionItem" type="xbrli:stringItemType" xbrli:periodType="duration" />
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  <xsd:element id="wynn_DebtInstrumentPreviousMaturityDate" name="DebtInstrumentPreviousMaturityDate" nillable="true" substitutionGroup="xbrli:item" type="us-types:dateStringItemType" xbrli:periodType="duration" />
  <xsd:element id="wynn_DebtInstrumentRepurchaseAmountCarryingValue" name="DebtInstrumentRepurchaseAmountCarryingValue" nillable="true" substitutionGroup="xbrli:item" type="xbrli:monetaryItemType" xbrli:balance="debit" xbrli:periodType="instant" />
  <xsd:element id="wynn_DeferredFinancingCostsPolicyTextBlock" name="DeferredFinancingCostsPolicyTextBlock" nillable="true" substitutionGroup="xbrli:item" type="nonnum:textBlockItemType" xbrli:periodType="duration" />
  <xsd:element id="wynn_DeferredTaxAssetIntangiblesAndRelatedOther" name="DeferredTaxAssetIntangiblesAndRelatedOther" nillable="true" substitutionGroup="xbrli:item" type="xbrli:monetaryItemType" xbrli:balance="debit" xbrli:periodType="instant" />
  <xsd:element id="wynn_DeferredTaxAssetPreOpeningCostsNonCurrent" name="DeferredTaxAssetPreOpeningCostsNonCurrent" nillable="true" substitutionGroup="xbrli:item" type="xbrli:monetaryItemType" xbrli:balance="debit" xbrli:periodType="instant" />
  <xsd:element id="wynn_DeferredTaxAssetReceivableInventoriesAccruedLiabilitiesAndOther" name="DeferredTaxAssetReceivableInventoriesAccruedLiabilitiesAndOther" nillable="true" substitutionGroup="xbrli:item" type="xbrli:monetaryItemType" xbrli:balance="debit" xbrli:periodType="instant" />
  <xsd:element abstract="true" id="wynn_DeferredTaxAssetsAndLiabilitiesLineItems" name="DeferredTaxAssetsAndLiabilitiesLineItems" nillable="true" substitutionGroup="xbrli:item" type="xbrli:stringItemType" xbrli:periodType="duration" />
  <xsd:element abstract="true" id="wynn_DeferredTaxAssetsAndLiabilitiesTable" name="DeferredTaxAssetsAndLiabilitiesTable" nillable="true" substitutionGroup="xbrldt:hypercubeItem" type="xbrli:stringItemType" xbrli:periodType="duration" />
  <xsd:element abstract="true" id="wynn_DeferredTaxLiabilitiesNoncurrentMember" name="DeferredTaxLiabilitiesNoncurrentMember" nillable="true" substitutionGroup="xbrli:item" type="nonnum:domainItemType" xbrli:periodType="duration" />
  <xsd:element abstract="true" id="wynn_DerivativeClaimsMember" name="DerivativeClaimsMember" nillable="true" substitutionGroup="xbrli:item" type="nonnum:domainItemType" xbrli:periodType="duration" />
  <xsd:element abstract="true" id="wynn_DocumentAndEntityInformationAbstract" name="DocumentAndEntityInformationAbstract" nillable="true" substitutionGroup="xbrli:item" type="xbrli:stringItemType" xbrli:periodType="duration" />
  <xsd:element abstract="true" id="wynn_DomesticAndForeignCorporateBondsMember" name="DomesticAndForeignCorporateBondsMember" nillable="true" substitutionGroup="xbrli:item" type="nonnum:domainItemType" xbrli:periodType="duration" />
  <xsd:element id="wynn_DonationPaymentsMadeOrAccruedDuringPeriod" name="DonationPaymentsMadeOrAccruedDuringPeriod" nillable="true" substitutionGroup="xbrli:item" type="xbrli:monetaryItemType" xbrli:balance="debit" xbrli:periodType="duration" />
  <xsd:element id="wynn_DownPaymentOfPremium" name="DownPaymentOfPremium" nillable="true" substitutionGroup="xbrli:item" type="xbrli:monetaryItemType" xbrli:balance="debit" xbrli:periodType="duration" />
  <xsd:element abstract="true" id="wynn_EighthJudicialDistrictCourtofClarkCountyNevadaMember" name="EighthJudicialDistrictCourtofClarkCountyNevadaMember" nillable="true" substitutionGroup="xbrli:item" type="nonnum:domainItemType" xbrli:periodType="duration" />
  <xsd:element id="wynn_EmploymentAgreementExpirationDate" name="EmploymentAgreementExpirationDate" nillable="true" substitutionGroup="xbrli:item" type="xbrli:gYearMonthItemType" xbrli:periodType="duration" />
  <xsd:element id="wynn_EntertainmentRetailAndOtherCosts" name="EntertainmentRetailAndOtherCosts" nillable="true" substitutionGroup="xbrli:item" type="xbrli:monetaryItemType" xbrli:balance="debit" xbrli:periodType="duration" />
  <xsd:element abstract="true" id="wynn_EntertainmentRetailAndOtherMember" name="EntertainmentRetailAndOtherMember" nillable="true" substitutionGroup="xbrli:item" type="nonnum:domainItemType" xbrli:periodType="duration" />
  <xsd:element id="wynn_EntertainmentRetailAndOtherRevenue" name="EntertainmentRetailAndOtherRevenue" nillable="true" substitutionGroup="xbrli:item" type="xbrli:monetaryItemType" xbrli:balance="credit" xbrli:periodType="duration" />
  <xsd:element abstract="true" id="wynn_EquityRepurchaseProgramMember" name="EquityRepurchaseProgramMember" nillable="true" substitutionGroup="xbrli:item" type="nonnum:domainItemType" xbrli:periodType="duration" />
  <xsd:element id="wynn_EstimatedCostOfProject" name="EstimatedCostOfProject" nillable="true" substitutionGroup="xbrli:item" type="xbrli:monetaryItemType" xbrli:balance="debit" xbrli:periodType="instant" />
  <xsd:element id="wynn_EstimatedCostsOfPromotionalAllowancesPrimarilyIncludedInCasinoExpenses" name="EstimatedCostsOfPromotionalAllowancesPrimarilyIncludedInCasinoExpenses" nillable="true" substitutionGroup="xbrli:item" type="xbrli:monetaryItemType" xbrli:balance="debit" xbrli:periodType="duration" />
  <xsd:element id="wynn_FiniteLivedIntangibleAssetsAmortizationExpenseYearEight" name="FiniteLivedIntangibleAssetsAmortizationExpenseYearEight" nillable="true" substitutionGroup="xbrli:item" type="xbrli:monetaryItemType" xbrli:balance="debit" xbrli:periodType="instant" />
  <xsd:element id="wynn_FiniteLivedIntangibleAssetsAmortizationExpenseYearSeven" name="FiniteLivedIntangibleAssetsAmortizationExpenseYearSeven" nillable="true" substitutionGroup="xbrli:item" type="xbrli:monetaryItemType" xbrli:balance="debit" xbrli:periodType="instant" />
  <xsd:element id="wynn_FiniteLivedIntangibleAssetsAmortizationExpenseYearSix" name="FiniteLivedIntangibleAssetsAmortizationExpenseYearSix" nillable="true" substitutionGroup="xbrli:item" type="xbrli:monetaryItemType" xbrli:balance="debit" xbrli:periodType="instant" />
  <xsd:element id="wynn_FiniteLivedIntangibleAssetsWriteOff" name="FiniteLivedIntangibleAssetsWriteOff" nillable="true" substitutionGroup="xbrli:item" type="xbrli:monetaryItemType" xbrli:balance="debit" xbrli:periodType="instant" />
  <xsd:element abstract="true" id="wynn_FiveAndOneOverFourPercentageWynnMacauSeniorNotesDueOctoberFifteenTwoThousandTwentyOneMember" name="FiveAndOneOverFourPercentageWynnMacauSeniorNotesDueOctoberFifteenTwoThousandTwentyOneMember" nillable="true" substitutionGroup="xbrli:item" type="nonnum:domainItemType" xbrli:periodType="duration" />
  <xsd:element abstract="true" id="wynn_FiveAndThreeOverEightPercentageWynnLasVegasFirstMortgageNotesDueMarchFifteenTwoThousandTwentyTwoMember" name="FiveAndThreeOverEightPercentageWynnLasVegasFirstMortgageNotesDueMarchFifteenTwoThousandTwentyTwoMember" nillable="true" substitutionGroup="xbrli:item" type="nonnum:domainItemType" xbrli:periodType="duration" />
  <xsd:element abstract="true" id="wynn_FiveAndTwoPointFivePercentageWynnMacauSeniorNotesDueOctoberFifteenTwentyTwentyOneMember" name="FiveAndTwoPointFivePercentageWynnMacauSeniorNotesDueOctoberFifteenTwentyTwentyOneMember" nillable="true" substitutionGroup="xbrli:item" type="nonnum:domainItemType" xbrli:periodType="duration" />
  <xsd:element abstract="true" id="wynn_FiveAndTwoPointFivePercentageWynnMacauSeniorNotesDueOctoberSixteenTwentyTwentyOneMemberMember" name="FiveAndTwoPointFivePercentageWynnMacauSeniorNotesDueOctoberSixteenTwentyTwentyOneMemberMember" nillable="true" substitutionGroup="xbrli:item" type="nonnum:domainItemType" xbrli:periodType="duration" />
  <xsd:element abstract="true" id="wynn_FivePointFivePercentSeniorNotesDue2025Member" name="FivePointFivePercentSeniorNotesDue2025Member" nillable="true" substitutionGroup="xbrli:item" type="nonnum:domainItemType" xbrli:periodType="duration" />
  <xsd:element abstract="true" id="wynn_FoodAndBeverageMember" name="FoodAndBeverageMember" nillable="true" substitutionGroup="xbrli:item" type="nonnum:domainItemType" xbrli:periodType="duration" />
  <xsd:element id="wynn_ForeignTaxCreditCarryforwardTimePeriod" name="ForeignTaxCreditCarryforwardTimePeriod" nillable="true" substitutionGroup="xbrli:item" type="xbrli:integerItemType" xbrli:periodType="duration" />
  <xsd:element abstract="true" id="wynn_ForeignTaxCreditCarryforwardsMember" name="ForeignTaxCreditCarryforwardsMember" nillable="true" substitutionGroup="xbrli:item" type="nonnum:domainItemType" xbrli:periodType="duration" />
  <xsd:element abstract="true" id="wynn_ForeignTaxCreditMember" name="ForeignTaxCreditMember" nillable="true" substitutionGroup="xbrli:item" type="nonnum:domainItemType" xbrli:periodType="duration" />
  <xsd:element abstract="true" id="wynn_FourAndOneOverFourPercentageWynnLasVegasSeniorNotesDueMayThirtyTwoThousandTwentyThreeMember" name="FourAndOneOverFourPercentageWynnLasVegasSeniorNotesDueMayThirtyTwoThousandTwentyThreeMember" nillable="true" substitutionGroup="xbrli:item" type="nonnum:domainItemType" xbrli:periodType="duration" />
  <xsd:element abstract="true" id="wynn_FourPointTwentyFivePercentSeniorNotesDue2023and5.50PercentSeniorNotesDue2025Member" name="FourPointTwentyFivePercentSeniorNotesDue2023and5.50PercentSeniorNotesDue2025Member" nillable="true" substitutionGroup="xbrli:item" type="nonnum:domainItemType" xbrli:periodType="duration" />
  <xsd:element abstract="true" id="wynn_FourtyTwoMillionDollarNotePayableDueApriloneTwoThousandSeventeenMember" name="FourtyTwoMillionDollarNotePayableDueApriloneTwoThousandSeventeenMember" nillable="true" substitutionGroup="xbrli:item" type="nonnum:domainItemType" xbrli:periodType="duration" />
  <xsd:element id="wynn_FunctionalAreaSquareFootage" name="FunctionalAreaSquareFootage" nillable="true" substitutionGroup="xbrli:item" type="num:areaItemType" xbrli:periodType="instant" />
  <xsd:element abstract="true" id="wynn_FurnitureFixturesAndEquipmentMember" name="FurnitureFixturesAndEquipmentMember" nillable="true" substitutionGroup="xbrli:item" type="nonnum:domainItemType" xbrli:periodType="duration" />
  <xsd:element id="wynn_GamingTaxExpenses" name="GamingTaxExpenses" nillable="true" substitutionGroup="xbrli:item" type="xbrli:monetaryItemType" xbrli:balance="debit" xbrli:periodType="duration" />
  <xsd:element id="wynn_GamingTaxesPayableCurrent" name="GamingTaxesPayableCurrent" nillable="true" substitutionGroup="xbrli:item" type="xbrli:monetaryItemType" xbrli:balance="credit" xbrli:periodType="instant" />
  <xsd:element id="wynn_GamingTaxesPolicyTextBlock" name="GamingTaxesPolicyTextBlock" nillable="true" substitutionGroup="xbrli:item" type="nonnum:textBlockItemType" xbrli:periodType="duration" />
  <xsd:element id="wynn_GrossRevenue" name="GrossRevenue" nillable="true" substitutionGroup="xbrli:item" type="xbrli:monetaryItemType" xbrli:balance="credit" xbrli:periodType="duration" />
  <xsd:element id="wynn_GuaranteePeriodatFixedAmount" name="GuaranteePeriodatFixedAmount" nillable="true" substitutionGroup="xbrli:item" type="xbrli:durationItemType" xbrli:periodType="duration" />
  <xsd:element id="wynn_GuaranteedMaximumConstructionPrice" name="GuaranteedMaximumConstructionPrice" nillable="true" substitutionGroup="xbrli:item" type="xbrli:monetaryItemType" xbrli:balance="credit" xbrli:periodType="instant" />
  <xsd:element abstract="true" id="wynn_HongKongInterBankOfferedRateMember" name="HongKongInterBankOfferedRateMember" nillable="true" substitutionGroup="xbrli:item" type="nonnum:domainItemType" xbrli:periodType="duration" />
  <xsd:element id="wynn_IncomeLossFromContinuingOperationsBeforeIncomeTaxesAndMinorityInterest" name="IncomeLossFromContinuingOperationsBeforeIncomeTaxesAndMinorityInterest" nillable="true" substitutionGroup="xbrli:item" type="xbrli:monetaryItemType" xbrli:balance="credit" xbrli:periodType="duration" />
  <xsd:element id="wynn_IncomeLossFromEquityMethodInvestmentsOffset" name="IncomeLossFromEquityMethodInvestmentsOffset" nillable="true" substitutionGroup="xbrli:item" type="xbrli:monetaryItemType" xbrli:balance="debit" xbrli:periodType="duration" />
  <xsd:element abstract="true" id="wynn_IncomeTaxContingencyAxis" name="IncomeTaxContingencyAxis" nillable="true" substitutionGroup="xbrldt:dimensionItem" type="xbrli:stringItemType" xbrli:periodType="duration" />
  <xsd:element abstract="true" id="wynn_IncomeTaxContingencyDomain" name="IncomeTaxContingencyDomain" nillable="true" substitutionGroup="xbrli:item" type="nonnum:domainItemType" xbrli:periodType="duration" />
  <xsd:element abstract="true" id="wynn_IncomeTaxesLineItems" name="IncomeTaxesLineItems" nillable="true" substitutionGroup="xbrli:item" type="xbrli:stringItemType" xbrli:periodType="duration" />
  <xsd:element abstract="true" id="wynn_IncomeTaxesTable" name="IncomeTaxesTable" nillable="true" substitutionGroup="xbrldt:hypercubeItem" type="xbrli:stringItemType" xbrli:periodType="duration" />
  <xsd:element id="wynn_IncreaseDecreaseInInventoriesPrepaidExpensesAndOtherCurrentAssets" name="IncreaseDecreaseInInventoriesPrepaidExpensesAndOtherCurrentAssets" nillable="true" substitutionGroup="xbrli:item" type="xbrli:monetaryItemType" xbrli:balance="credit" xbrli:periodType="duration" />
  <xsd:element id="wynn_InitialTermOfEmploymentAgreement" name="InitialTermOfEmploymentAgreement" nillable="true" substitutionGroup="xbrli:item" type="xbrli:durationItemType" xbrli:periodType="duration" />
  <xsd:element abstract="true" id="wynn_InpersonCommitteeMeetingMember" name="InpersonCommitteeMeetingMember" nillable="true" substitutionGroup="xbrli:item" type="nonnum:domainItemType" xbrli:periodType="duration" />
  <xsd:element abstract="true" id="wynn_IntangibleAssetsLineItems" name="IntangibleAssetsLineItems" nillable="true" substitutionGroup="xbrli:item" type="xbrli:stringItemType" xbrli:periodType="duration" />
  <xsd:element id="wynn_InterestCoverageRatioMinimumNumerator" name="InterestCoverageRatioMinimumNumerator" nillable="true" substitutionGroup="xbrli:item" type="xbrli:pureItemType" xbrli:periodType="duration" />
  <xsd:element abstract="true" id="wynn_InterestRateSwapThreeMember" name="InterestRateSwapThreeMember" nillable="true" substitutionGroup="xbrli:item" type="nonnum:domainItemType" xbrli:periodType="duration" />
  <xsd:element abstract="true" id="wynn_InterestRateSwapsLineItems" name="InterestRateSwapsLineItems" nillable="true" substitutionGroup="xbrli:item" type="xbrli:stringItemType" xbrli:periodType="duration" />
  <xsd:element abstract="true" id="wynn_InterestRateSwapsOneMember" name="InterestRateSwapsOneMember" nillable="true" substitutionGroup="xbrli:item" type="nonnum:domainItemType" xbrli:periodType="duration" />
  <xsd:element abstract="true" id="wynn_InterestRateSwapsTable" name="InterestRateSwapsTable" nillable="true" substitutionGroup="xbrldt:hypercubeItem" type="xbrli:stringItemType" xbrli:periodType="duration" />
  <xsd:element id="wynn_LandConcessionContractPeriod" name="LandConcessionContractPeriod" nillable="true" substitutionGroup="xbrli:item" type="xbrli:durationItemType" xbrli:periodType="duration" />
  <xsd:element id="wynn_LandPremiumPaymentObligationCurrent" name="LandPremiumPaymentObligationCurrent" nillable="true" substitutionGroup="xbrli:item" type="xbrli:monetaryItemType" xbrli:balance="credit" xbrli:periodType="instant" />
  <xsd:element id="wynn_LandPremiumPaymentObligationNonCurrent" name="LandPremiumPaymentObligationNonCurrent" nillable="true" substitutionGroup="xbrli:item" type="xbrli:monetaryItemType" xbrli:balance="credit" xbrli:periodType="instant" />
  <xsd:element abstract="true" id="wynn_LasVegasOperationsMember" name="LasVegasOperationsMember" nillable="true" substitutionGroup="xbrli:item" type="nonnum:domainItemType" xbrli:periodType="duration" />
  <xsd:element abstract="true" id="wynn_LeaseAgreementAxis" name="LeaseAgreementAxis" nillable="true" substitutionGroup="xbrldt:dimensionItem" type="xbrli:stringItemType" xbrli:periodType="duration" />
  <xsd:element abstract="true" id="wynn_LeaseAgreementDomain" name="LeaseAgreementDomain" nillable="true" substitutionGroup="xbrli:item" type="nonnum:domainItemType" xbrli:periodType="duration" />
  <xsd:element id="wynn_LeaseholdInterestInLandGross" name="LeaseholdInterestInLandGross" nillable="true" substitutionGroup="xbrli:item" type="xbrli:monetaryItemType" xbrli:balance="debit" xbrli:periodType="instant" />
  <xsd:element abstract="true" id="wynn_LeaseholdInterestInLandMember" name="LeaseholdInterestInLandMember" nillable="true" substitutionGroup="xbrli:item" type="nonnum:domainItemType" xbrli:periodType="duration" />
  <xsd:element id="wynn_LeverageRatioMaximumNumerator" name="LeverageRatioMaximumNumerator" nillable="true" substitutionGroup="xbrli:item" type="xbrli:pureItemType" xbrli:periodType="duration" />
  <xsd:element id="wynn_LongTermDebtExcludingRedemptionNote" name="LongTermDebtExcludingRedemptionNote" nillable="true" substitutionGroup="xbrli:item" type="xbrli:monetaryItemType" xbrli:balance="credit" xbrli:periodType="instant" />
  <xsd:element id="wynn_LongTermDebtIncludingAccretionOfDebtDiscounts" name="LongTermDebtIncludingAccretionOfDebtDiscounts" nillable="true" substitutionGroup="xbrli:item" type="xbrli:monetaryItemType" xbrli:balance="credit" xbrli:periodType="instant" />
  <xsd:element id="wynn_LossContingencyInterimStatusUpdatePeriod" name="LossContingencyInterimStatusUpdatePeriod" nillable="true" substitutionGroup="xbrli:item" type="xbrli:durationItemType" xbrli:periodType="duration" />
  <xsd:element id="wynn_LossContingencyPeriodofStay" name="LossContingencyPeriodofStay" nillable="true" substitutionGroup="xbrli:item" type="xbrli:durationItemType" xbrli:periodType="duration" />
  <xsd:element id="wynn_LossContingencyPeriodtoCompleteCourtMandatedActionsAfterStay" name="LossContingencyPeriodtoCompleteCourtMandatedActionsAfterStay" nillable="true" substitutionGroup="xbrli:item" type="xbrli:durationItemType" xbrli:periodType="duration" />
  <xsd:element id="wynn_LossOnShowCancellation" name="LossOnShowCancellation" nillable="true" substitutionGroup="xbrli:item" type="xbrli:monetaryItemType" xbrli:balance="debit" xbrli:periodType="duration" />
  <xsd:element id="wynn_LossesOnExtinguishmentOfDebt" name="LossesOnExtinguishmentOfDebt" nillable="true" substitutionGroup="xbrli:item" type="xbrli:monetaryItemType" xbrli:balance="debit" xbrli:periodType="duration" />
  <xsd:element abstract="true" id="wynn_MacauGamingConcessionMember" name="MacauGamingConcessionMember" nillable="true" substitutionGroup="xbrli:item" type="nonnum:domainItemType" xbrli:periodType="duration" />
  <xsd:element abstract="true" id="wynn_MacauOperationsMember" name="MacauOperationsMember" nillable="true" substitutionGroup="xbrli:item" type="nonnum:domainItemType" xbrli:periodType="duration" />
  <xsd:element abstract="true" id="wynn_MassachusettsGamingLicenseMember" name="MassachusettsGamingLicenseMember" nillable="true" substitutionGroup="xbrli:item" type="nonnum:domainItemType" xbrli:periodType="duration" />
  <xsd:element id="wynn_NetLossOnAssetsAbandonedRetiredForRemodelOrSales" name="NetLossOnAssetsAbandonedRetiredForRemodelOrSales" nillable="true" substitutionGroup="xbrli:item" type="xbrli:monetaryItemType" xbrli:balance="debit" xbrli:periodType="duration" />
  <xsd:element abstract="true" id="wynn_NightclubsMember" name="NightclubsMember" nillable="true" substitutionGroup="xbrli:item" type="nonnum:domainItemType" xbrli:periodType="duration" />
  <xsd:element abstract="true" id="wynn_NoncontrollingInterestsAbstract" name="NoncontrollingInterestsAbstract" nillable="true" substitutionGroup="xbrli:item" type="xbrli:stringItemType" xbrli:periodType="duration" />
  <xsd:element id="wynn_NotesUnderTenderOfferFaceAmountRedeemed" name="NotesUnderTenderOfferFaceAmountRedeemed" nillable="true" substitutionGroup="xbrli:item" type="xbrli:monetaryItemType" xbrli:balance="credit" xbrli:periodType="instant" />
  <xsd:element id="wynn_NoticePeriodToExerciseAircraftPurchaseOption" name="NoticePeriodToExerciseAircraftPurchaseOption" nillable="true" substitutionGroup="xbrli:item" type="xbrli:durationItemType" xbrli:periodType="duration" />
  <xsd:element id="wynn_NoticeRequiredForLeaseTermination" name="NoticeRequiredForLeaseTermination" nillable="true" substitutionGroup="xbrli:item" type="xbrli:durationItemType" xbrli:periodType="duration" />
  <xsd:element id="wynn_NumberOfBasisPointsOfInterestPaidInAdditionToLibor" name="NumberOfBasisPointsOfInterestPaidInAdditionToLibor" nillable="true" substitutionGroup="xbrli:item" type="xbrli:integerItemType" xbrli:periodType="duration" />
  <xsd:element id="wynn_NumberOfFacilities" name="NumberOfFacilities" nillable="true" substitutionGroup="xbrli:item" type="xbrli:integerItemType" xbrli:periodType="duration" />
  <xsd:element id="wynn_NumberOfFoodAndBeverageOutlets" name="NumberOfFoodAndBeverageOutlets" nillable="true" substitutionGroup="xbrli:item" type="xbrli:integerItemType" xbrli:periodType="duration" />
  <xsd:element id="wynn_NumberOfHotelTowers" name="NumberOfHotelTowers" nillable="true" substitutionGroup="xbrli:item" type="xbrli:integerItemType" xbrli:periodType="duration" />
  <xsd:element id="wynn_NumberOfInstallments" name="NumberOfInstallments" nillable="true" substitutionGroup="xbrli:item" type="xbrli:integerItemType" xbrli:periodType="duration" />
  <xsd:element id="wynn_NumberOfPercentagePointsUsedToDetermineDiscountOnHomePurchase" name="NumberOfPercentagePointsUsedToDetermineDiscountOnHomePurchase" nillable="true" substitutionGroup="xbrli:item" type="num:percentItemType" xbrli:periodType="instant" />
  <xsd:element id="wynn_NumberOfRoomsInHotel" name="NumberOfRoomsInHotel" nillable="true" substitutionGroup="xbrli:item" type="xbrli:integerItemType" xbrli:periodType="duration" />
  <xsd:element id="wynn_NumberOfShowrooms" name="NumberOfShowrooms" nillable="true" substitutionGroup="xbrli:item" type="xbrli:integerItemType" xbrli:periodType="instant" />
  <xsd:element abstract="true" id="wynn_OperationRevenuesByEntityAxis" name="OperationRevenuesByEntityAxis" nillable="true" substitutionGroup="xbrldt:dimensionItem" type="xbrli:stringItemType" xbrli:periodType="duration" />
  <xsd:element abstract="true" id="wynn_OperationRevenuesByEntityDomain" name="OperationRevenuesByEntityDomain" nillable="true" substitutionGroup="xbrli:item" type="nonnum:domainItemType" xbrli:periodType="duration" />
  <xsd:element abstract="true" id="wynn_OrganizationConsolidationAndPresentationOfFinancialStatementsDisclosureLineItems" name="OrganizationConsolidationAndPresentationOfFinancialStatementsDisclosureLineItems" nillable="true" substitutionGroup="xbrli:item" type="xbrli:stringItemType" xbrli:periodType="duration" />
  <xsd:element abstract="true" id="wynn_OrganizationConsolidationAndPresentationOfFinancialStatementsDisclosureTable" name="OrganizationConsolidationAndPresentationOfFinancialStatementsDisclosureTable" nillable="true" substitutionGroup="xbrldt:hypercubeItem" type="xbrli:stringItemType" xbrli:periodType="duration" />
  <xsd:element abstract="true" id="wynn_Original2021NotesandAdditional2021NotesMember" name="Original2021NotesandAdditional2021NotesMember" nillable="true" substitutionGroup="xbrli:item" type="nonnum:domainItemType" xbrli:periodType="duration" />
  <xsd:element abstract="true" id="wynn_OtherDeferredTaxAssetMember" name="OtherDeferredTaxAssetMember" nillable="true" substitutionGroup="xbrli:item" type="nonnum:domainItemType" xbrli:periodType="duration" />
  <xsd:element abstract="true" id="wynn_OtherMacauMember" name="OtherMacauMember" nillable="true" substitutionGroup="xbrli:item" type="nonnum:domainItemType" xbrli:periodType="duration" />
  <xsd:element abstract="true" id="wynn_OtherOperatingCostsAndExpensesAbstract" name="OtherOperatingCostsAndExpensesAbstract" nillable="true" substitutionGroup="xbrli:item" type="xbrli:stringItemType" xbrli:periodType="duration" />
  <xsd:element id="wynn_PaymentDefaultClassificationPeriodForInterestPayment" name="PaymentDefaultClassificationPeriodForInterestPayment" nillable="true" substitutionGroup="xbrli:item" type="xbrli:durationItemType" xbrli:periodType="duration" />
  <xsd:element id="wynn_PaymentsForDepositsAndOtherAssets" name="PaymentsForDepositsAndOtherAssets" nillable="true" substitutionGroup="xbrli:item" type="xbrli:monetaryItemType" xbrli:balance="credit" xbrli:periodType="duration" />
  <xsd:element abstract="true" id="wynn_PaymentsForLeasesByThirdPartiesAxis" name="PaymentsForLeasesByThirdPartiesAxis" nillable="true" substitutionGroup="xbrldt:dimensionItem" type="xbrli:stringItemType" xbrli:periodType="duration" />
  <xsd:element abstract="true" id="wynn_PaymentsForLeasesByThirdPartiesDomain" name="PaymentsForLeasesByThirdPartiesDomain" nillable="true" substitutionGroup="xbrli:item" type="nonnum:domainItemType" xbrli:periodType="duration" />
  <xsd:element id="wynn_PercentTaxCreditOnForeignIncome" name="PercentTaxCreditOnForeignIncome" nillable="true" substitutionGroup="xbrli:item" type="num:percentItemType" xbrli:periodType="duration" />
  <xsd:element id="wynn_PercentageOfAnnualExcessCashFlowsToBeRepaidUnderNewCreditFacility" name="PercentageOfAnnualExcessCashFlowsToBeRepaidUnderNewCreditFacility" nillable="true" substitutionGroup="xbrli:item" type="num:percentItemType" xbrli:periodType="duration" />
  <xsd:element id="wynn_PercentageOfCashAndCashEquivalentInvested" name="PercentageOfCashAndCashEquivalentInvested" nillable="true" substitutionGroup="xbrli:item" type="num:percentItemType" xbrli:periodType="instant" />
  <xsd:element id="wynn_PercentageOfCreditMarkersDueFromCustomersResidingOutsideOfUnitedStates" name="PercentageOfCreditMarkersDueFromCustomersResidingOutsideOfUnitedStates" nillable="true" substitutionGroup="xbrli:item" type="num:percentItemType" xbrli:periodType="instant" />
  <xsd:element id="wynn_PercentageOfIssuanceOfCommonStock" name="PercentageOfIssuanceOfCommonStock" nillable="true" substitutionGroup="xbrli:item" type="num:percentItemType" xbrli:periodType="instant" />
  <xsd:element id="wynn_PercentageOfPrincipalRepaymentOnEventOfChangeOfControl" name="PercentageOfPrincipalRepaymentOnEventOfChangeOfControl" nillable="true" substitutionGroup="xbrli:item" type="num:percentItemType" xbrli:periodType="instant" />
  <xsd:element id="wynn_PercentageOfSubsidiarysCommonStockSold" name="PercentageOfSubsidiarysCommonStockSold" nillable="true" substitutionGroup="xbrli:item" type="num:percentItemType" xbrli:periodType="duration" />
  <xsd:element id="wynn_PercentageOfVotingInFavorOfRemoval" name="PercentageOfVotingInFavorOfRemoval" nillable="true" substitutionGroup="xbrli:item" type="num:percentItemType" xbrli:periodType="instant" />
  <xsd:element id="wynn_PerformanceBondRate" name="PerformanceBondRate" nillable="true" substitutionGroup="xbrli:item" type="num:percentItemType" xbrli:periodType="duration" />
  <xsd:element abstract="true" id="wynn_PeriodOneMember" name="PeriodOneMember" nillable="true" substitutionGroup="xbrli:item" type="nonnum:domainItemType" xbrli:periodType="duration" />
  <xsd:element abstract="true" id="wynn_PeriodTwoMember" name="PeriodTwoMember" nillable="true" substitutionGroup="xbrli:item" type="nonnum:domainItemType" xbrli:periodType="duration" />
  <xsd:element abstract="true" id="wynn_PoolMember" name="PoolMember" nillable="true" substitutionGroup="xbrli:item" type="nonnum:domainItemType" xbrli:periodType="duration" />
  <xsd:element abstract="true" id="wynn_PostConstructionCompletionPaymentsMember" name="PostConstructionCompletionPaymentsMember" nillable="true" substitutionGroup="xbrli:item" type="nonnum:domainItemType" xbrli:periodType="duration" />
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  <xsd:element abstract="true" id="wynn_PreOpenCostsMember" name="PreOpenCostsMember" nillable="true" substitutionGroup="xbrli:item" type="nonnum:domainItemType" xbrli:periodType="duration" />
  <xsd:element id="wynn_PreopeningCostsPolicyTextBlock" name="PreopeningCostsPolicyTextBlock" nillable="true" substitutionGroup="xbrli:item" type="nonnum:textBlockItemType" xbrli:periodType="duration" />
  <xsd:element id="wynn_PrincipalAmountForCashTenderPrice" name="PrincipalAmountForCashTenderPrice" nillable="true" substitutionGroup="xbrli:item" type="xbrli:monetaryItemType" xbrli:balance="debit" xbrli:periodType="duration" />
  <xsd:element id="wynn_ProjectAbandonmentCosts" name="ProjectAbandonmentCosts" nillable="true" substitutionGroup="xbrli:item" type="xbrli:monetaryItemType" xbrli:balance="debit" xbrli:periodType="duration" />
  <xsd:element id="wynn_ProjectCostsIncurred" name="ProjectCostsIncurred" nillable="true" substitutionGroup="xbrli:item" type="xbrli:monetaryItemType" xbrli:balance="debit" xbrli:periodType="instant" />
  <xsd:element abstract="true" id="wynn_PromotionalAllowanceLineItems" name="PromotionalAllowanceLineItems" nillable="true" substitutionGroup="xbrli:item" type="xbrli:stringItemType" xbrli:periodType="duration" />
  <xsd:element abstract="true" id="wynn_PromotionalAllowanceTable" name="PromotionalAllowanceTable" nillable="true" substitutionGroup="xbrldt:hypercubeItem" type="xbrli:stringItemType" xbrli:periodType="duration" />
  <xsd:element abstract="true" id="wynn_PromotionalAllowancesAxis" name="PromotionalAllowancesAxis" nillable="true" substitutionGroup="xbrldt:dimensionItem" type="xbrli:stringItemType" xbrli:periodType="duration" />
  <xsd:element abstract="true" id="wynn_PromotionalAllowancesDomain" name="PromotionalAllowancesDomain" nillable="true" substitutionGroup="xbrli:item" type="nonnum:domainItemType" xbrli:periodType="duration" />
  <xsd:element id="wynn_PropertyChargesAndOtherTableTextBlock" name="PropertyChargesAndOtherTableTextBlock" nillable="true" substitutionGroup="xbrli:item" type="nonnum:textBlockItemType" xbrli:periodType="duration" />
  <xsd:element id="wynn_PropertyChargesAndOtherTextBlock" name="PropertyChargesAndOtherTextBlock" nillable="true" substitutionGroup="xbrli:item" type="nonnum:textBlockItemType" xbrli:periodType="duration" />
  <xsd:element id="wynn_PurchaseAndRenovationCostsForHomePurchasedForEmployee" name="PurchaseAndRenovationCostsForHomePurchasedForEmployee" nillable="true" substitutionGroup="xbrli:item" type="xbrli:monetaryItemType" xbrli:balance="credit" xbrli:periodType="duration" />
  <xsd:element id="wynn_QuantityOfLandAcquired" name="QuantityOfLandAcquired" nillable="true" substitutionGroup="xbrli:item" type="xbrli:positiveIntegerItemType" xbrli:periodType="duration" />
  <xsd:element id="wynn_RateOfInterestOnPremium" name="RateOfInterestOnPremium" nillable="true" substitutionGroup="xbrli:item" type="num:percentItemType" xbrli:periodType="duration" />
  <xsd:element id="wynn_RecognizedForeignTaxCreditTaxBenefitNetOfValuationAllowance" name="RecognizedForeignTaxCreditTaxBenefitNetOfValuationAllowance" nillable="true" substitutionGroup="xbrli:item" type="xbrli:monetaryItemType" xbrli:balance="credit" xbrli:periodType="duration" />
  <xsd:element abstract="true" id="wynn_RecognizedTaxBenefitAxis" name="RecognizedTaxBenefitAxis" nillable="true" substitutionGroup="xbrldt:dimensionItem" type="xbrli:stringItemType" xbrli:periodType="duration" />
  <xsd:element abstract="true" id="wynn_RecognizedTaxBenefitDomain" name="RecognizedTaxBenefitDomain" nillable="true" substitutionGroup="xbrli:item" type="nonnum:domainItemType" xbrli:periodType="duration" />
  <xsd:element abstract="true" id="wynn_RedemptionActionandCounterclaimMember" name="RedemptionActionandCounterclaimMember" nillable="true" substitutionGroup="xbrli:item" type="nonnum:domainItemType" xbrli:periodType="duration" />
  <xsd:element id="wynn_RedemptionPriceOfSharesCancelled" name="RedemptionPriceOfSharesCancelled" nillable="true" substitutionGroup="xbrli:item" type="xbrli:monetaryItemType" xbrli:balance="credit" xbrli:periodType="duration" />
  <xsd:element id="wynn_RedemptionPricePromissoryNotePolicyTextBlock" name="RedemptionPricePromissoryNotePolicyTextBlock" nillable="true" substitutionGroup="xbrli:item" type="nonnum:textBlockItemType" xbrli:periodType="duration" />
  <xsd:element abstract="true" id="wynn_RedemptionPricePromissoryNoteWithFormerStockholderAndRelatedPartyDueFebruaryEighteenTwoThousandTwentyTwoMember" name="RedemptionPricePromissoryNoteWithFormerStockholderAndRelatedPartyDueFebruaryEighteenTwoThousandTwentyTwoMember" nillable="true" substitutionGroup="xbrli:item" type="nonnum:domainItemType" xbrli:periodType="duration" />
  <xsd:element id="wynn_RepurchaseofFirstMortgageNotes" name="RepurchaseofFirstMortgageNotes" nillable="true" substitutionGroup="xbrli:item" type="xbrli:monetaryItemType" xbrli:balance="credit" xbrli:periodType="duration" />
  <xsd:element id="wynn_RestrictedCashFairValueDisclosure" name="RestrictedCashFairValueDisclosure" nillable="true" substitutionGroup="xbrli:item" type="xbrli:monetaryItemType" xbrli:balance="debit" xbrli:periodType="instant" />
  <xsd:element abstract="true" id="wynn_RetailLeasesAndOtherMember" name="RetailLeasesAndOtherMember" nillable="true" substitutionGroup="xbrli:item" type="nonnum:domainItemType" xbrli:periodType="duration" />
  <xsd:element abstract="true" id="wynn_RetailMember" name="RetailMember" nillable="true" substitutionGroup="xbrli:item" type="nonnum:domainItemType" xbrli:periodType="duration" />
  <xsd:element abstract="true" id="wynn_RoomsMember" name="RoomsMember" nillable="true" substitutionGroup="xbrli:item" type="nonnum:domainItemType" xbrli:periodType="duration" />
  <xsd:element abstract="true" id="wynn_SWLeaseMember" name="SWLeaseMember" nillable="true" substitutionGroup="xbrli:item" type="nonnum:domainItemType" xbrli:periodType="duration" />
  <xsd:element abstract="true" id="wynn_SalonAndSpaMember" name="SalonAndSpaMember" nillable="true" substitutionGroup="xbrli:item" type="nonnum:domainItemType" xbrli:periodType="duration" />
  <xsd:element id="wynn_ScheduleOfEstimatedUsefulLivesOfAssetsTableTextBlock" name="ScheduleOfEstimatedUsefulLivesOfAssetsTableTextBlock" nillable="true" substitutionGroup="xbrli:item" type="nonnum:textBlockItemType" xbrli:periodType="duration" />
  <xsd:element abstract="true" id="wynn_ScheduleOfFiniteAndIndefiniteLivedIntangibleAssetsLineItems" name="ScheduleOfFiniteAndIndefiniteLivedIntangibleAssetsLineItems" nillable="true" substitutionGroup="xbrli:item" type="xbrli:stringItemType" xbrli:periodType="duration" />
  <xsd:element abstract="true" id="wynn_ScheduleOfFiniteAndIndefiniteLivedIntangibleAssetsTable" name="ScheduleOfFiniteAndIndefiniteLivedIntangibleAssetsTable" nillable="true" substitutionGroup="xbrldt:hypercubeItem" type="xbrli:stringItemType" xbrli:periodType="duration" />
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  <xsd:element id="wynn_ScheduleOfPropertyPlantAndEquipmentTableTextBlock" name="ScheduleOfPropertyPlantAndEquipmentTableTextBlock" nillable="true" substitutionGroup="xbrli:item" type="nonnum:textBlockItemType" xbrli:periodType="duration" />
  <xsd:element id="wynn_ScheduleOfProvisionForIncomeTaxTableTextBlock" name="ScheduleOfProvisionForIncomeTaxTableTextBlock" nillable="true" substitutionGroup="xbrli:item" type="nonnum:textBlockItemType" xbrli:periodType="duration" />
  <xsd:element id="wynn_ScheduleofCapitalExpendituresTableTextBlock" name="ScheduleofCapitalExpendituresTableTextBlock" nillable="true" substitutionGroup="xbrli:item" type="nonnum:textBlockItemType" xbrli:periodType="duration" />
  <xsd:element id="wynn_SemiAnnualPaymentOfPremium" name="SemiAnnualPaymentOfPremium" nillable="true" substitutionGroup="xbrli:item" type="xbrli:monetaryItemType" xbrli:balance="debit" xbrli:periodType="duration" />
  <xsd:element abstract="true" id="wynn_SeniorRevolvingCreditFacilitydueJuly312017Member" name="SeniorRevolvingCreditFacilitydueJuly312017Member" nillable="true" substitutionGroup="xbrli:item" type="nonnum:domainItemType" xbrli:periodType="duration" />
  <xsd:element abstract="true" id="wynn_SeniorSecuredCreditFacilityTermLoansMember" name="SeniorSecuredCreditFacilityTermLoansMember" nillable="true" substitutionGroup="xbrli:item" type="nonnum:domainItemType" xbrli:periodType="duration" />
  <xsd:element abstract="true" id="wynn_SevenAndSevenOverEightPercentageWynnLasVegasFirstMortgageNotesDueMayoneTwoThousandTwentyMember" name="SevenAndSevenOverEightPercentageWynnLasVegasFirstMortgageNotesDueMayoneTwoThousandTwentyMember" nillable="true" substitutionGroup="xbrli:item" type="nonnum:domainItemType" xbrli:periodType="duration" />
  <xsd:element abstract="true" id="wynn_SevenAndThreeOverFourWynnLasVegasFirstMortgageNotesDueAugustfifteenTwoThousandTwentyMember" name="SevenAndThreeOverFourWynnLasVegasFirstMortgageNotesDueAugustfifteenTwoThousandTwentyMember" nillable="true" substitutionGroup="xbrli:item" type="nonnum:domainItemType" xbrli:periodType="duration" />
  <xsd:element abstract="true" id="wynn_SevenandSevenOverEightPercentageWynnLasVegasFirstMortgageNotesDueNovember12017Member" name="SevenandSevenOverEightPercentageWynnLasVegasFirstMortgageNotesDueNovember12017Member" nillable="true" substitutionGroup="xbrli:item" type="nonnum:domainItemType" xbrli:periodType="duration" />
  <xsd:element abstract="true" id="wynn_ShareAwardPlanMember" name="ShareAwardPlanMember" nillable="true" substitutionGroup="xbrli:item" type="nonnum:domainItemType" xbrli:periodType="duration" />
  <xsd:element abstract="true" id="wynn_ShareBasedCompensationArrangementByShareBasedPaymentAwardOptionsOutstandingAggregateIntrinsicValueAbstract" name="ShareBasedCompensationArrangementByShareBasedPaymentAwardOptionsOutstandingAggregateIntrinsicValueAbstract" nillable="true" substitutionGroup="xbrli:item" type="xbrli:stringItemType" xbrli:periodType="duration" />
  <xsd:element abstract="true" id="wynn_ShareBasedCompensationArrangementByShareBasedPaymentAwardOptionsWeightedAverageRemainingContractualTermAbstract" name="ShareBasedCompensationArrangementByShareBasedPaymentAwardOptionsWeightedAverageRemainingContractualTermAbstract" nillable="true" substitutionGroup="xbrli:item" type="xbrli:stringItemType" xbrli:periodType="duration" />
  <xsd:element abstract="true" id="wynn_ShareOptionPlanMember" name="ShareOptionPlanMember" nillable="true" substitutionGroup="xbrli:item" type="nonnum:domainItemType" xbrli:periodType="duration" />
  <xsd:element id="wynn_SharesofSubsidiaryRepurchasedforShareAwardPlan" name="SharesofSubsidiaryRepurchasedforShareAwardPlan" nillable="true" substitutionGroup="xbrli:item" type="xbrli:monetaryItemType" xbrli:balance="credit" xbrli:periodType="duration" />
  <xsd:element abstract="true" id="wynn_ShowProductionRightsMember" name="ShowProductionRightsMember" nillable="true" substitutionGroup="xbrli:item" type="nonnum:domainItemType" xbrli:periodType="duration" />
  <xsd:element abstract="true" id="wynn_ShowroomsMember" name="ShowroomsMember" nillable="true" substitutionGroup="xbrli:item" type="nonnum:domainItemType" xbrli:periodType="duration" />
  <xsd:element id="wynn_SlotMachineJackpotsPolicyTextBlock" name="SlotMachineJackpotsPolicyTextBlock" nillable="true" substitutionGroup="xbrli:item" type="nonnum:textBlockItemType" xbrli:periodType="duration" />
  <xsd:element abstract="true" id="wynn_SouthernNevadaCulinaryandBartendersPensionPlanMember" name="SouthernNevadaCulinaryandBartendersPensionPlanMember" nillable="true" substitutionGroup="xbrli:item" type="nonnum:domainItemType" xbrli:periodType="duration" />
  <xsd:element id="wynn_SpecialGamingTaxOnGrossRevenue" name="SpecialGamingTaxOnGrossRevenue" nillable="true" substitutionGroup="xbrli:item" type="num:percentItemType" xbrli:periodType="duration" />
  <xsd:element abstract="true" id="wynn_StockOptionExercisesfromthePlansAbstract" name="StockOptionExercisesfromthePlansAbstract" nillable="true" substitutionGroup="xbrli:item" type="xbrli:stringItemType" xbrli:periodType="duration" />
  <xsd:element id="wynn_SummaryOfEstimatedCostOfPromotionalAllowanceTableTextBlock" name="SummaryOfEstimatedCostOfPromotionalAllowanceTableTextBlock" nillable="true" substitutionGroup="xbrli:item" type="nonnum:textBlockItemType" xbrli:periodType="duration" />
  <xsd:element abstract="true" id="wynn_SummaryOfSignificantAccountingPoliciesLineItems" name="SummaryOfSignificantAccountingPoliciesLineItems" nillable="true" substitutionGroup="xbrli:item" type="xbrli:stringItemType" xbrli:periodType="duration" />
  <xsd:element abstract="true" id="wynn_SummaryOfSignificantAccountingPoliciesTable" name="SummaryOfSignificantAccountingPoliciesTable" nillable="true" substitutionGroup="xbrldt:hypercubeItem" type="xbrli:stringItemType" xbrli:periodType="duration" />
  <xsd:element id="wynn_SurnameRightsAgreementExpirationDate" name="SurnameRightsAgreementExpirationDate" nillable="true" substitutionGroup="xbrli:item" type="xbrli:stringItemType" xbrli:periodType="duration" />
  <xsd:element id="wynn_TaxBenefitsFromExerciseOfNonqualifiedStockOptionsVestedRestrictedStockAndAccruedDividends" name="TaxBenefitsFromExerciseOfNonqualifiedStockOptionsVestedRestrictedStockAndAccruedDividends" nillable="true" substitutionGroup="xbrli:item" type="xbrli:monetaryItemType" xbrli:balance="credit" xbrli:periodType="duration" />
  <xsd:element abstract="true" id="wynn_TaxCreditCarryforwardExpires2024Member" name="TaxCreditCarryforwardExpires2024Member" nillable="true" substitutionGroup="xbrli:item" type="nonnum:domainItemType" xbrli:periodType="duration" />
  <xsd:element abstract="true" id="wynn_TaxCreditCarryforwardExpiryInTwoThousandEighteenMember" name="TaxCreditCarryforwardExpiryInTwoThousandEighteenMember" nillable="true" substitutionGroup="xbrli:item" type="nonnum:domainItemType" xbrli:periodType="duration" />
  <xsd:element abstract="true" id="wynn_TaxCreditCarryforwardExpiryInTwoThousandNineteenMember" name="TaxCreditCarryforwardExpiryInTwoThousandNineteenMember" nillable="true" substitutionGroup="xbrli:item" type="nonnum:domainItemType" xbrli:periodType="duration" />
  <xsd:element abstract="true" id="wynn_TaxCreditCarryforwardExpiryInTwoThousandTwentyMember" name="TaxCreditCarryforwardExpiryInTwoThousandTwentyMember" nillable="true" substitutionGroup="xbrli:item" type="nonnum:domainItemType" xbrli:periodType="duration" />
  <xsd:element abstract="true" id="wynn_TaxCreditCarryforwardExpiryInTwoThousandTwentyOneMember" name="TaxCreditCarryforwardExpiryInTwoThousandTwentyOneMember" nillable="true" substitutionGroup="xbrli:item" type="nonnum:domainItemType" xbrli:periodType="duration" />
  <xsd:element abstract="true" id="wynn_TaxCreditCarryforwardExpiryInTwoThousandTwentyThreeMember" name="TaxCreditCarryforwardExpiryInTwoThousandTwentyThreeMember" nillable="true" substitutionGroup="xbrli:item" type="nonnum:domainItemType" xbrli:periodType="duration" />
  <xsd:element id="wynn_TenderOfferConsiderationInCash" name="TenderOfferConsiderationInCash" nillable="true" substitutionGroup="xbrli:item" type="xbrli:monetaryItemType" xbrli:balance="debit" xbrli:periodType="duration" />
  <xsd:element id="wynn_TenderOfferConsiderationInCashTenderOffer" name="TenderOfferConsiderationInCashTenderOffer" nillable="true" substitutionGroup="xbrli:item" type="num:perShareItemType" xbrli:periodType="duration" />
  <xsd:element id="wynn_TotalDeferredIncomeTaxExpenseBenefitFederalAndForeign" name="TotalDeferredIncomeTaxExpenseBenefitFederalAndForeign" nillable="true" substitutionGroup="xbrli:item" type="xbrli:monetaryItemType" xbrli:balance="debit" xbrli:periodType="duration" />
  <xsd:element id="wynn_TotalLandPremiumPayable" name="TotalLandPremiumPayable" nillable="true" substitutionGroup="xbrli:item" type="xbrli:monetaryItemType" xbrli:balance="debit" xbrli:periodType="duration" />
  <xsd:element id="wynn_UndistributedEarningsOfForeignSubsidiariesSubjectToRepatriation" name="UndistributedEarningsOfForeignSubsidiariesSubjectToRepatriation" nillable="true" substitutionGroup="xbrli:item" type="xbrli:monetaryItemType" xbrli:balance="credit" xbrli:periodType="instant" />
  <xsd:element abstract="true" id="wynn_UnitedStatesDistrictCourtDistrictofNevadaMember" name="UnitedStatesDistrictCourtDistrictofNevadaMember" nillable="true" substitutionGroup="xbrli:item" type="nonnum:domainItemType" xbrli:periodType="duration" />
  <xsd:element id="wynn_UsAndForeignUncertainTaxPositionsThatIncreaseNolAndForeignTaxCreditCarryforwardDeferredTaxAssets" name="UsAndForeignUncertainTaxPositionsThatIncreaseNolAndForeignTaxCreditCarryforwardDeferredTaxAssets" nillable="true" substitutionGroup="xbrli:item" type="xbrli:monetaryItemType" xbrli:balance="debit" xbrli:periodType="instant" />
  <xsd:element abstract="true" id="wynn_WRL2002PlanMember" name="WRL2002PlanMember" nillable="true" substitutionGroup="xbrli:item" type="nonnum:domainItemType" xbrli:periodType="duration" />
  <xsd:element abstract="true" id="wynn_WaterRightsMember" name="WaterRightsMember" nillable="true" substitutionGroup="xbrli:item" type="nonnum:domainItemType" xbrli:periodType="duration" />
  <xsd:element abstract="true" id="wynn_WorldTravelLLCMember" name="WorldTravelLLCMember" nillable="true" substitutionGroup="xbrli:item" type="nonnum:domainItemType" xbrli:periodType="duration" />
  <xsd:element abstract="true" id="wynn_WynnAmericaCreditFacilitiesMember" name="WynnAmericaCreditFacilitiesMember" nillable="true" substitutionGroup="xbrli:item" type="nonnum:domainItemType" xbrli:periodType="duration" />
  <xsd:element abstract="true" id="wynn_WynnAmericaMember" name="WynnAmericaMember" nillable="true" substitutionGroup="xbrli:item" type="nonnum:domainItemType" xbrli:periodType="duration" />
  <xsd:element abstract="true" id="wynn_WynnLasVegasLLCandWynnLasVegasCapitalCorpMember" name="WynnLasVegasLLCandWynnLasVegasCapitalCorpMember" nillable="true" substitutionGroup="xbrli:item" type="nonnum:domainItemType" xbrli:periodType="duration" />
  <xsd:element abstract="true" id="wynn_WynnLasVegasMember" name="WynnLasVegasMember" nillable="true" substitutionGroup="xbrli:item" type="nonnum:domainItemType" xbrli:periodType="duration" />
  <xsd:element abstract="true" id="wynn_WynnLasVegassMember" name="WynnLasVegassMember" nillable="true" substitutionGroup="xbrli:item" type="nonnum:domainItemType" xbrli:periodType="duration" />
  <xsd:element abstract="true" id="wynn_WynnMacauLimitedMember" name="WynnMacauLimitedMember" nillable="true" substitutionGroup="xbrli:item" type="nonnum:domainItemType" xbrli:periodType="duration" />
  <xsd:element abstract="true" id="wynn_WynnMacauMember" name="WynnMacauMember" nillable="true" substitutionGroup="xbrli:item" type="nonnum:domainItemType" xbrli:periodType="duration" />
  <xsd:element abstract="true" id="wynn_WynnMacauSwapMember" name="WynnMacauSwapMember" nillable="true" substitutionGroup="xbrli:item" type="nonnum:domainItemType" xbrli:periodType="duration" />
  <xsd:element abstract="true" id="wynn_WynnPalaceMember" name="WynnPalaceMember" nillable="true" substitutionGroup="xbrli:item" type="nonnum:domainItemType" xbrli:periodType="duration" />
  <xsd:element abstract="true" id="wynn_WynnResortsLimited2014OmnibusIncentivePlanMember" name="WynnResortsLimited2014OmnibusIncentivePlanMember" nillable="true" substitutionGroup="xbrli:item" type="nonnum:domainItemType" xbrli:periodType="duration" />
  <xsd:element abstract="true" id="wynn_WynnResortsMacauMember" name="WynnResortsMacauMember" nillable="true" substitutionGroup="xbrli:item" type="nonnum:domainItemType" xbrli:periodType="duration" />
</xsd:schema>
