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Proc-Type: 2001,MIC-CLEAR
Originator-Name: webmaster@www.sec.gov
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MIC-Info: RSA-MD5,RSA,
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 S/7mtsJR4j9DxRBVIqyp2A==

<SEC-DOCUMENT>0001316931-05-000002.txt : 20050209
<SEC-HEADER>0001316931-05-000002.hdr.sgml : 20050209
<ACCEPTANCE-DATETIME>20050209090249
ACCESSION NUMBER:		0001316931-05-000002
CONFORMED SUBMISSION TYPE:	3
PUBLIC DOCUMENT COUNT:		1
CONFORMED PERIOD OF REPORT:	20050201
FILED AS OF DATE:		20050209
DATE AS OF CHANGE:		20050209

ISSUER:		

	COMPANY DATA:	
		COMPANY CONFORMED NAME:			MENS WEARHOUSE INC
		CENTRAL INDEX KEY:			0000884217
		STANDARD INDUSTRIAL CLASSIFICATION:	RETAIL-APPAREL & ACCESSORY STORES [5600]
		IRS NUMBER:				741790172
		STATE OF INCORPORATION:			TX
		FISCAL YEAR END:			0201

	BUSINESS ADDRESS:	
		STREET 1:		5803 GLENMONT DR
		CITY:			HOUSTON
		STATE:			TX
		ZIP:			77081
		BUSINESS PHONE:		7135927200

	MAIL ADDRESS:	
		STREET 1:		5803 GLENMONT DR
		CITY:			HOUSTON
		STATE:			TX
		ZIP:			77081

REPORTING-OWNER:	

	OWNER DATA:	
		COMPANY CONFORMED NAME:			Zender Christopher
		CENTRAL INDEX KEY:			0001316931

	FILING VALUES:
		FORM TYPE:		3
		SEC ACT:		1934 Act
		SEC FILE NUMBER:	001-16097
		FILM NUMBER:		05586072

	BUSINESS ADDRESS:	
		BUSINESS PHONE:		713-592-7438

	MAIL ADDRESS:	
		STREET 1:		5803 GLENMONT DRIVE
		CITY:			HOUSTON
		STATE:			TX
		ZIP:			77081
</SEC-HEADER>
<DOCUMENT>
<TYPE>3
<SEQUENCE>1
<FILENAME>c0001316931d20050209f3s1f.xml
<DESCRIPTION>PRIMARY DOCUMENT
<TEXT>
<XML>
<?xml version="1.0"?>
<ownershipDocument>

    <schemaVersion>X0202</schemaVersion>

    <documentType>3</documentType>

    <periodOfReport>2005-02-01</periodOfReport>

    <noSecuritiesOwned>0</noSecuritiesOwned>

    <issuer>
        <issuerCik>0000884217</issuerCik>
        <issuerName>MENS WEARHOUSE INC</issuerName>
        <issuerTradingSymbol>MW</issuerTradingSymbol>
    </issuer>

    <reportingOwner>
        <reportingOwnerId>
            <rptOwnerCik>0001316931</rptOwnerCik>
            <rptOwnerName>Zender Christopher</rptOwnerName>
        </reportingOwnerId>
        <reportingOwnerAddress>
            <rptOwnerStreet1>5803 GLENMONT DRIVE</rptOwnerStreet1>
            <rptOwnerStreet2></rptOwnerStreet2>
            <rptOwnerCity>HOUSTON</rptOwnerCity>
            <rptOwnerState>TX</rptOwnerState>
            <rptOwnerZipCode>77081-1701</rptOwnerZipCode>
            <rptOwnerStateDescription></rptOwnerStateDescription>
        </reportingOwnerAddress>
        <reportingOwnerRelationship>
            <isDirector>0</isDirector>
            <isOfficer>1</isOfficer>
            <isTenPercentOwner>0</isTenPercentOwner>
            <isOther>0</isOther>
            <officerTitle>President - K&amp;G Men's Company</officerTitle>
            <otherText></otherText>
        </reportingOwnerRelationship>
    </reportingOwner>

    <nonDerivativeTable>
        <nonDerivativeHolding>
            <securityTitle>
                <value>Common Stock</value>
            </securityTitle>
            <postTransactionAmounts>
                <sharesOwnedFollowingTransaction>
                    <value>37</value>
                </sharesOwnedFollowingTransaction>
            </postTransactionAmounts>
            <ownershipNature>
                <directOrIndirectOwnership>
                    <value>I</value>
                </directOrIndirectOwnership>
                <natureOfOwnership>
                    <value>Employee Stock Plan</value>
                </natureOfOwnership>
            </ownershipNature>
        </nonDerivativeHolding>
    </nonDerivativeTable>

    <derivativeTable>
        <derivativeHolding>
            <securityTitle>
                <value>Stock Option</value>
            </securityTitle>
            <conversionOrExercisePrice>
                <value>18</value>
            </conversionOrExercisePrice>
            <exerciseDate>
                <value>2002-09-26</value>
                <footnoteId id="F1"/>
            </exerciseDate>
            <expirationDate>
                <value>2011-09-26</value>
            </expirationDate>
            <underlyingSecurity>
                <underlyingSecurityTitle>
                    <value>Common Stock</value>
                </underlyingSecurityTitle>
                <underlyingSecurityShares>
                    <value>5000</value>
                </underlyingSecurityShares>
            </underlyingSecurity>
            <ownershipNature>
                <directOrIndirectOwnership>
                    <value>D</value>
                </directOrIndirectOwnership>
            </ownershipNature>
        </derivativeHolding>
        <derivativeHolding>
            <securityTitle>
                <value>Stock Option</value>
            </securityTitle>
            <conversionOrExercisePrice>
                <value>21.36</value>
            </conversionOrExercisePrice>
            <exerciseDate>
                <value>2003-02-11</value>
                <footnoteId id="F2"/>
            </exerciseDate>
            <expirationDate>
                <value>2012-02-11</value>
            </expirationDate>
            <underlyingSecurity>
                <underlyingSecurityTitle>
                    <value>Common Stock</value>
                </underlyingSecurityTitle>
                <underlyingSecurityShares>
                    <value>6000</value>
                </underlyingSecurityShares>
            </underlyingSecurity>
            <ownershipNature>
                <directOrIndirectOwnership>
                    <value>D</value>
                </directOrIndirectOwnership>
            </ownershipNature>
        </derivativeHolding>
        <derivativeHolding>
            <securityTitle>
                <value>Stock Option</value>
            </securityTitle>
            <conversionOrExercisePrice>
                <value>22.25</value>
            </conversionOrExercisePrice>
            <exerciseDate>
                <value>2008-01-12</value>
            </exerciseDate>
            <expirationDate>
                <value>2014-01-12</value>
            </expirationDate>
            <underlyingSecurity>
                <underlyingSecurityTitle>
                    <value>Common Stock</value>
                </underlyingSecurityTitle>
                <underlyingSecurityShares>
                    <value>1000</value>
                </underlyingSecurityShares>
            </underlyingSecurity>
            <ownershipNature>
                <directOrIndirectOwnership>
                    <value>D</value>
                </directOrIndirectOwnership>
            </ownershipNature>
        </derivativeHolding>
    </derivativeTable>

    <footnotes>
        <footnote id="F1">Vest with respect to 1,000 of the shares covered on each of September 26, 2002, 2003, 2004, 2005 and 2006.</footnote>
        <footnote id="F2">Vest with respect to 1,500 of the shares covered on each February 11, 2003, 2004, 2005 and 2006</footnote>
    </footnotes>

    <ownerSignature>
        <signatureName>Claudia A. Pruitt, POA for Mr. Zender</signatureName>
        <signatureDate>2005-02-09</signatureDate>
    </ownerSignature>
</ownershipDocument>
</XML>
</TEXT>
</DOCUMENT>
</SEC-DOCUMENT>
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