<SEC-DOCUMENT>0001174922-20-000055.txt : 20200325
<SEC-HEADER>0001174922-20-000055.hdr.sgml : 20200325
<ACCEPTANCE-DATETIME>20200325194028
ACCESSION NUMBER:		0001174922-20-000055
CONFORMED SUBMISSION TYPE:	4
PUBLIC DOCUMENT COUNT:		1
CONFORMED PERIOD OF REPORT:	20200323
FILED AS OF DATE:		20200325
DATE AS OF CHANGE:		20200325

REPORTING-OWNER:	

	OWNER DATA:	
		COMPANY CONFORMED NAME:			Webb Winifred Markus
		CENTRAL INDEX KEY:			0001439919

	FILING VALUES:
		FORM TYPE:		4
		SEC ACT:		1934 Act
		SEC FILE NUMBER:	000-50028
		FILM NUMBER:		20743637

	MAIL ADDRESS:	
		STREET 1:		9330 BALBOA AVE
		CITY:			SAN DIEGO
		STATE:			CA
		ZIP:			92123

ISSUER:		

	COMPANY DATA:	
		COMPANY CONFORMED NAME:			WYNN RESORTS LTD
		CENTRAL INDEX KEY:			0001174922
		STANDARD INDUSTRIAL CLASSIFICATION:	HOTELS & MOTELS [7011]
		IRS NUMBER:				460484987
		FISCAL YEAR END:			1231

	BUSINESS ADDRESS:	
		STREET 1:		3131 LAS VEGAS BOULEVARD SOUTH
		CITY:			LAS VEGAS
		STATE:			NV
		ZIP:			89109
		BUSINESS PHONE:		7027707555

	MAIL ADDRESS:	
		STREET 1:		3131 LAS VEGAS BOULEVARD SOUTH
		CITY:			LAS VEGAS
		STATE:			NV
		ZIP:			89109
</SEC-HEADER>
<DOCUMENT>
<TYPE>4
<SEQUENCE>1
<FILENAME>wf-form4_158517961116976.xml
<DESCRIPTION>FORM 4
<TEXT>
<XML>
<?xml version="1.0"?>
<ownershipDocument>

    <schemaVersion>X0306</schemaVersion>

    <documentType>4</documentType>

    <periodOfReport>2020-03-23</periodOfReport>

    <notSubjectToSection16>0</notSubjectToSection16>

    <issuer>
        <issuerCik>0001174922</issuerCik>
        <issuerName>WYNN RESORTS LTD</issuerName>
        <issuerTradingSymbol>WYNN</issuerTradingSymbol>
    </issuer>

    <reportingOwner>
        <reportingOwnerId>
            <rptOwnerCik>0001439919</rptOwnerCik>
            <rptOwnerName>Webb Winifred Markus</rptOwnerName>
        </reportingOwnerId>
        <reportingOwnerAddress>
            <rptOwnerStreet1>C/O WYNN RESORTS, LIMITED</rptOwnerStreet1>
            <rptOwnerStreet2>3131 LAS VEGAS BOULEVARD SOUTH</rptOwnerStreet2>
            <rptOwnerCity>LAS VEGAS</rptOwnerCity>
            <rptOwnerState>NV</rptOwnerState>
            <rptOwnerZipCode>89109</rptOwnerZipCode>
            <rptOwnerStateDescription></rptOwnerStateDescription>
        </reportingOwnerAddress>
        <reportingOwnerRelationship>
            <isDirector>1</isDirector>
            <isOfficer>0</isOfficer>
            <isTenPercentOwner>0</isTenPercentOwner>
            <isOther>0</isOther>
            <officerTitle></officerTitle>
            <otherText></otherText>
        </reportingOwnerRelationship>
    </reportingOwner>

    <nonDerivativeTable>
        <nonDerivativeTransaction>
            <securityTitle>
                <value>Common Stock, par value $0.01 per share</value>
            </securityTitle>
            <transactionDate>
                <value>2020-03-23</value>
            </transactionDate>
            <transactionCoding>
                <transactionFormType>4</transactionFormType>
                <transactionCode>A</transactionCode>
                <equitySwapInvolved>0</equitySwapInvolved>
            </transactionCoding>
            <transactionAmounts>
                <transactionShares>
                    <value>930</value>
                </transactionShares>
                <transactionPricePerShare>
                    <value>0</value>
                    <footnoteId id="F1"/>
                </transactionPricePerShare>
                <transactionAcquiredDisposedCode>
                    <value>A</value>
                </transactionAcquiredDisposedCode>
            </transactionAmounts>
            <postTransactionAmounts>
                <sharesOwnedFollowingTransaction>
                    <value>6007</value>
                </sharesOwnedFollowingTransaction>
            </postTransactionAmounts>
            <ownershipNature>
                <directOrIndirectOwnership>
                    <value>D</value>
                </directOrIndirectOwnership>
            </ownershipNature>
        </nonDerivativeTransaction>
    </nonDerivativeTable>

    <derivativeTable></derivativeTable>

    <footnotes>
        <footnote id="F1">Restricted shares of common stock, par value $0.01 per share, of Wynn Resorts, Limited (the &quot;Company&quot;) granted pursuant to the Company's 2014 Omnibus Incentive Plan. On March 23, 2020, Ms. Webb voluntarily reduced a portion of her cash retainer compensation for the remainder of 2020 in exchange for a grant of an equivalent value of restricted shares of the Company's common stock.  Such restricted stock will vest in full on December 31, 2020.  Should Ms. Webb leave the Company's board of directors prior to December 31, 2020 for any reason, the restricted stock grant shall vest on a pro-rata basis.</footnote>
    </footnotes>

    <remarks></remarks>

    <ownerSignature>
        <signatureName>/s/ Nicholas Pannucci, attorney-in-fact for Winifred Markus Webb</signatureName>
        <signatureDate>2020-03-25</signatureDate>
    </ownerSignature>
</ownershipDocument>
</XML>
</TEXT>
</DOCUMENT>
</SEC-DOCUMENT>
