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Proc-Type: 2001,MIC-CLEAR
Originator-Name: webmaster@www.sec.gov
Originator-Key-Asymmetric:
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 TWSM7vrzLADbmYQaionwg5sDW3P6oaM5D3tdezXMm7z1T+B+twIDAQAB
MIC-Info: RSA-MD5,RSA,
 H7HCoxHlwmw5n1lA3hxVMiTHuURp/giY7/JdkOkeNGCUf20UZXzwIAXqHf/jndt8
 uF6N0HIraaI/+fTURlDQCg==

<SEC-DOCUMENT>0001310524-09-000064.txt : 20090903
<SEC-HEADER>0001310524-09-000064.hdr.sgml : 20090903
<ACCEPTANCE-DATETIME>20090903104530
ACCESSION NUMBER:		0001310524-09-000064
CONFORMED SUBMISSION TYPE:	4
PUBLIC DOCUMENT COUNT:		1
CONFORMED PERIOD OF REPORT:	20090901
FILED AS OF DATE:		20090903
DATE AS OF CHANGE:		20090903

REPORTING-OWNER:	

	OWNER DATA:	
		COMPANY CONFORMED NAME:			THOMPSON JACK LEE
		CENTRAL INDEX KEY:			0001246401

	FILING VALUES:
		FORM TYPE:		4
		SEC ACT:		1934 Act
		SEC FILE NUMBER:	001-09656
		FILM NUMBER:		091052543

	MAIL ADDRESS:	
		STREET 1:		3156 S CUSTER ROAD
		CITY:			MONROE
		STATE:			MI
		ZIP:			48161

ISSUER:		

	COMPANY DATA:	
		COMPANY CONFORMED NAME:			LA-Z-BOY INC
		CENTRAL INDEX KEY:			0000057131
		STANDARD INDUSTRIAL CLASSIFICATION:	HOUSEHOLD FURNITURE [2510]
		IRS NUMBER:				380751137
		STATE OF INCORPORATION:			MI
		FISCAL YEAR END:			0425

	BUSINESS ADDRESS:	
		STREET 1:		1284 N TELEGRAPH RD
		CITY:			MONROE
		STATE:			MI
		ZIP:			48162
		BUSINESS PHONE:		7342421444

	MAIL ADDRESS:	
		STREET 1:		1284 N TELEGRAPH RD
		CITY:			MONROE
		STATE:			MI
		ZIP:			48162

	FORMER COMPANY:	
		FORMER CONFORMED NAME:	LA Z BOY CHAIR CO
		DATE OF NAME CHANGE:	19920703
</SEC-HEADER>
<DOCUMENT>
<TYPE>4
<SEQUENCE>1
<FILENAME>edgar.xml
<DESCRIPTION>PRIMARY DOCUMENT
<TEXT>
<XML>
<?xml version="1.0"?>
<ownershipDocument>

    <schemaVersion>X0303</schemaVersion>

    <documentType>4</documentType>

    <periodOfReport>2009-09-01</periodOfReport>

    <issuer>
        <issuerCik>0000057131</issuerCik>
        <issuerName>LA-Z-BOY INC</issuerName>
        <issuerTradingSymbol>LZB</issuerTradingSymbol>
    </issuer>

    <reportingOwner>
        <reportingOwnerId>
            <rptOwnerCik>0001246401</rptOwnerCik>
            <rptOwnerName>THOMPSON JACK LEE</rptOwnerName>
        </reportingOwnerId>
        <reportingOwnerAddress>
            <rptOwnerStreet1>1284 N. TELEGRAPH ROAD</rptOwnerStreet1>
            <rptOwnerStreet2></rptOwnerStreet2>
            <rptOwnerCity>MONROE</rptOwnerCity>
            <rptOwnerState>MI</rptOwnerState>
            <rptOwnerZipCode>48162</rptOwnerZipCode>
            <rptOwnerStateDescription></rptOwnerStateDescription>
        </reportingOwnerAddress>
        <reportingOwnerRelationship>
            <isDirector>1</isDirector>
            <isOfficer>0</isOfficer>
            <isTenPercentOwner>0</isTenPercentOwner>
            <isOther>0</isOther>
        </reportingOwnerRelationship>
    </reportingOwner>

    <derivativeTable>
        <derivativeTransaction>
            <securityTitle>
                <value>Phantom Stock Units</value>
            </securityTitle>
            <conversionOrExercisePrice>
                <footnoteId id="F1"/>
            </conversionOrExercisePrice>
            <transactionDate>
                <value>2009-09-01</value>
            </transactionDate>
            <transactionCoding>
                <transactionFormType>4</transactionFormType>
                <transactionCode>A</transactionCode>
                <equitySwapInvolved>0</equitySwapInvolved>
            </transactionCoding>
            <transactionAmounts>
                <transactionShares>
                    <value>7927</value>
                </transactionShares>
                <transactionPricePerShare>
                    <value>0</value>
                </transactionPricePerShare>
                <transactionAcquiredDisposedCode>
                    <value>A</value>
                </transactionAcquiredDisposedCode>
            </transactionAmounts>
            <exerciseDate>
                <footnoteId id="F1"/>
            </exerciseDate>
            <expirationDate>
                <footnoteId id="F1"/>
            </expirationDate>
            <underlyingSecurity>
                <underlyingSecurityTitle>
                    <value>Common Shares</value>
                </underlyingSecurityTitle>
                <underlyingSecurityShares>
                    <value>7927</value>
                </underlyingSecurityShares>
            </underlyingSecurity>
            <postTransactionAmounts>
                <sharesOwnedFollowingTransaction>
                    <value>16514</value>
                </sharesOwnedFollowingTransaction>
            </postTransactionAmounts>
            <ownershipNature>
                <directOrIndirectOwnership>
                    <value>D</value>
                </directOrIndirectOwnership>
                <natureOfOwnership>
                    <value></value>
                </natureOfOwnership>
            </ownershipNature>
        </derivativeTransaction>
    </derivativeTable>

    <footnotes>
        <footnote id="F1">These phantom stock units were granted under the Deferred Stock Unit Plan for Non-Employee Directors, and each phantom stock unit is the economic equivalent of one share of LZB common stock. The phantom stock units will be settled in cash following the reporting person's cessation as a director.</footnote>
    </footnotes>

    <remarks></remarks>

    <ownerSignature>
        <signatureName>James P. Klarr, Attorney-in-Fact</signatureName>
        <signatureDate>2009-09-03</signatureDate>
    </ownerSignature>
</ownershipDocument>
</XML>
</TEXT>
</DOCUMENT>
</SEC-DOCUMENT>
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