-----BEGIN PRIVACY-ENHANCED MESSAGE-----
Proc-Type: 2001,MIC-CLEAR
Originator-Name: webmaster@www.sec.gov
Originator-Key-Asymmetric:
 MFgwCgYEVQgBAQICAf8DSgAwRwJAW2sNKK9AVtBzYZmr6aGjlWyK3XmZv3dTINen
 TWSM7vrzLADbmYQaionwg5sDW3P6oaM5D3tdezXMm7z1T+B+twIDAQAB
MIC-Info: RSA-MD5,RSA,
 Gr+usgHXmJSVlmLA7HKjAinbuNYAi6Ul+a2X+0zVaaWM446B1ugxTaG9BSQJmX7z
 P7Ov9QHwYB/NoiVC3kzVKA==

<SEC-DOCUMENT>0001179110-05-018053.txt : 20050915
<SEC-HEADER>0001179110-05-018053.hdr.sgml : 20050915
<ACCEPTANCE-DATETIME>20050915123140
ACCESSION NUMBER:		0001179110-05-018053
CONFORMED SUBMISSION TYPE:	3
PUBLIC DOCUMENT COUNT:		1
CONFORMED PERIOD OF REPORT:	20050906
FILED AS OF DATE:		20050915
DATE AS OF CHANGE:		20050915

ISSUER:		

	COMPANY DATA:	
		COMPANY CONFORMED NAME:			WINMARK CORP
		CENTRAL INDEX KEY:			0000908315
		STANDARD INDUSTRIAL CLASSIFICATION:	RETAIL-MISCELLANEOUS RETAIL [5900]
		IRS NUMBER:				411622691
		STATE OF INCORPORATION:			MN
		FISCAL YEAR END:			1226

	BUSINESS ADDRESS:	
		STREET 1:		4200 DAHLBERG DRIVE
		CITY:			GOLDEN VALLEY
		STATE:			MN
		ZIP:			55422-4837
		BUSINESS PHONE:		6125208500

	FORMER COMPANY:	
		FORMER CONFORMED NAME:	GROW BIZ INTERNATIONAL INC
		DATE OF NAME CHANGE:	19930629

REPORTING-OWNER:	

	OWNER DATA:	
		COMPANY CONFORMED NAME:			Goff Leah A
		CENTRAL INDEX KEY:			0001338831

	FILING VALUES:
		FORM TYPE:		3
		SEC ACT:		1934 Act
		SEC FILE NUMBER:	000-22012
		FILM NUMBER:		051086087

	BUSINESS ADDRESS:	
		BUSINESS PHONE:		763-520-8500

	MAIL ADDRESS:	
		STREET 1:		4200 DAHLBERG DRIVE
		STREET 2:		SUITE 100
		CITY:			MINNEAPOLIS
		STATE:			MN
		ZIP:			55422
</SEC-HEADER>
<DOCUMENT>
<TYPE>3
<SEQUENCE>1
<FILENAME>edgar.xml
<DESCRIPTION>FORM 3 -
<TEXT>
<XML>
<?xml version="1.0"?>
<ownershipDocument>

    <schemaVersion>X0202</schemaVersion>

    <documentType>3</documentType>

    <periodOfReport>2005-09-06</periodOfReport>

    <noSecuritiesOwned>0</noSecuritiesOwned>

    <issuer>
        <issuerCik>0000908315</issuerCik>
        <issuerName>WINMARK CORP</issuerName>
        <issuerTradingSymbol>WINA</issuerTradingSymbol>
    </issuer>

    <reportingOwner>
        <reportingOwnerId>
            <rptOwnerCik>0001338831</rptOwnerCik>
            <rptOwnerName>Goff Leah A</rptOwnerName>
        </reportingOwnerId>
        <reportingOwnerAddress>
            <rptOwnerStreet1>4200 DAHLBERG DRIVE</rptOwnerStreet1>
            <rptOwnerStreet2>SUITE 100</rptOwnerStreet2>
            <rptOwnerCity>MINNEAPOLIS</rptOwnerCity>
            <rptOwnerState>MN</rptOwnerState>
            <rptOwnerZipCode>55422</rptOwnerZipCode>
            <rptOwnerStateDescription></rptOwnerStateDescription>
        </reportingOwnerAddress>
        <reportingOwnerRelationship>
            <isDirector>0</isDirector>
            <isOfficer>1</isOfficer>
            <isTenPercentOwner>0</isTenPercentOwner>
            <isOther>0</isOther>
            <officerTitle>VP of Human Resources</officerTitle>
            <otherText></otherText>
        </reportingOwnerRelationship>
    </reportingOwner>

    <nonDerivativeTable>
        <nonDerivativeHolding>
            <securityTitle>
                <value>Common Stock</value>
            </securityTitle>
            <postTransactionAmounts>
                <sharesOwnedFollowingTransaction>
                    <value>0</value>
                </sharesOwnedFollowingTransaction>
            </postTransactionAmounts>
            <ownershipNature>
                <directOrIndirectOwnership>
                    <value>D</value>
                </directOrIndirectOwnership>
            </ownershipNature>
        </nonDerivativeHolding>
    </nonDerivativeTable>

    <derivativeTable></derivativeTable>

    <footnotes></footnotes>

    <ownerSignature>
        <signatureName>/s/ Leah A. Goff</signatureName>
        <signatureDate>2005-09-15</signatureDate>
    </ownerSignature>
</ownershipDocument>
</XML>
</TEXT>
</DOCUMENT>
</SEC-DOCUMENT>
-----END PRIVACY-ENHANCED MESSAGE-----