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Proc-Type: 2001,MIC-CLEAR
Originator-Name: webmaster@www.sec.gov
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 TWSM7vrzLADbmYQaionwg5sDW3P6oaM5D3tdezXMm7z1T+B+twIDAQAB
MIC-Info: RSA-MD5,RSA,
 UxWjjqhoDKmt2uQvxUGq92w1kOWZSX5xvS7vTRj9RNC7ZHfuzC6CXGIG++RMtplG
 wR5pqpb3KXPXRBAdzWsuXg==

<SEC-DOCUMENT>0001179110-04-016486.txt : 20040813
<SEC-HEADER>0001179110-04-016486.hdr.sgml : 20040813
<ACCEPTANCE-DATETIME>20040813125832
ACCESSION NUMBER:		0001179110-04-016486
CONFORMED SUBMISSION TYPE:	4
PUBLIC DOCUMENT COUNT:		1
CONFORMED PERIOD OF REPORT:	20040811
FILED AS OF DATE:		20040813

REPORTING-OWNER:	

	OWNER DATA:	
		COMPANY CONFORMED NAME:			CERULLO GERALDINE F
		CENTRAL INDEX KEY:			0001209346

	FILING VALUES:
		FORM TYPE:		4
		SEC ACT:		1934 Act
		SEC FILE NUMBER:	000-33335
		FILM NUMBER:		04972938

	MAIL ADDRESS:	
		STREET 1:		C/O DAVID KROEGER
		STREET 2:		901 MAIN ST STE 3700
		CITY:			DALLAS
		STATE:			TX
		ZIP:			75202

	FORMER NAME:	
		FORMER CONFORMED NAME:	CERULLO GERADDINE F
		DATE OF NAME CHANGE:	20021209

ISSUER:		

	COMPANY DATA:	
		COMPANY CONFORMED NAME:			LAWSON SOFTWARE INC
		CENTRAL INDEX KEY:			0001141517
		STANDARD INDUSTRIAL CLASSIFICATION:	SERVICES-PREPACKAGED SOFTWARE [7372]
		IRS NUMBER:				411251159
		STATE OF INCORPORATION:			DE

	BUSINESS ADDRESS:	
		STREET 1:		380 ST. PETER STREET
		CITY:			MINNESOTA
		STATE:			MN
		ZIP:			55102
		BUSINESS PHONE:		6517674827

REPORTING-OWNER:	

	OWNER DATA:	
		COMPANY CONFORMED NAME:			CERULLO JOHN J
		CENTRAL INDEX KEY:			0001163506

	FILING VALUES:
		FORM TYPE:		4
		SEC ACT:		1934 Act
		SEC FILE NUMBER:	000-33335
		FILM NUMBER:		04972937

	BUSINESS ADDRESS:	
		STREET 1:		380 ST PETER ST
		CITY:			ST PAUL
		STATE:			MN
		ZIP:			55102 1302
		BUSINESS PHONE:		612 340 6348
</SEC-HEADER>
<DOCUMENT>
<TYPE>4
<SEQUENCE>1
<FILENAME>edgar.xml
<DESCRIPTION>FORM 4 -
<TEXT>
<XML>
<?xml version="1.0"?>
<ownershipDocument>

    <schemaVersion>X0202</schemaVersion>

    <documentType>4</documentType>

    <periodOfReport>2004-08-11</periodOfReport>

    <notSubjectToSection16>0</notSubjectToSection16>

    <issuer>
        <issuerCik>0001141517</issuerCik>
        <issuerName>LAWSON SOFTWARE INC</issuerName>
        <issuerTradingSymbol>LWSN</issuerTradingSymbol>
    </issuer>

    <reportingOwner>
        <reportingOwnerId>
            <rptOwnerCik>0001209346</rptOwnerCik>
            <rptOwnerName>CERULLO GERALDINE F</rptOwnerName>
        </reportingOwnerId>
        <reportingOwnerAddress>
            <rptOwnerStreet1>C/O ERIC D. MARCHLAND</rptOwnerStreet1>
            <rptOwnerStreet2>MEADOW OWENS ET AL</rptOwnerStreet2>
            <rptOwnerCity>DALLAS</rptOwnerCity>
            <rptOwnerState>TX</rptOwnerState>
            <rptOwnerZipCode>75202</rptOwnerZipCode>
            <rptOwnerStateDescription></rptOwnerStateDescription>
        </reportingOwnerAddress>
        <reportingOwnerRelationship>
            <isDirector>0</isDirector>
            <isOfficer>0</isOfficer>
            <isTenPercentOwner>1</isTenPercentOwner>
            <isOther>0</isOther>
            <officerTitle></officerTitle>
            <otherText></otherText>
        </reportingOwnerRelationship>
    </reportingOwner>

    <reportingOwner>
        <reportingOwnerId>
            <rptOwnerCik>0001163506</rptOwnerCik>
            <rptOwnerName>CERULLO JOHN J</rptOwnerName>
        </reportingOwnerId>
        <reportingOwnerAddress>
            <rptOwnerStreet1>C/O ERIC D. MARCHLAND</rptOwnerStreet1>
            <rptOwnerStreet2>MEADOW OWENS ET AL</rptOwnerStreet2>
            <rptOwnerCity>DALLAS</rptOwnerCity>
            <rptOwnerState>TX</rptOwnerState>
            <rptOwnerZipCode>75202</rptOwnerZipCode>
            <rptOwnerStateDescription></rptOwnerStateDescription>
        </reportingOwnerAddress>
        <reportingOwnerRelationship>
            <isDirector>0</isDirector>
            <isOfficer>0</isOfficer>
            <isTenPercentOwner>1</isTenPercentOwner>
            <isOther>0</isOther>
            <officerTitle></officerTitle>
            <otherText></otherText>
        </reportingOwnerRelationship>
    </reportingOwner>

    <nonDerivativeTable>
        <nonDerivativeTransaction>
            <securityTitle>
                <value>Common Stock</value>
            </securityTitle>
            <transactionDate>
                <value>2004-08-11</value>
            </transactionDate>
            <transactionCoding>
                <transactionFormType>4</transactionFormType>
                <transactionCode>S</transactionCode>
                <equitySwapInvolved>0</equitySwapInvolved>
            </transactionCoding>
            <transactionAmounts>
                <transactionShares>
                    <value>5000</value>
                </transactionShares>
                <transactionPricePerShare>
                    <value>7</value>
                </transactionPricePerShare>
                <transactionAcquiredDisposedCode>
                    <value>D</value>
                </transactionAcquiredDisposedCode>
            </transactionAmounts>
            <postTransactionAmounts>
                <sharesOwnedFollowingTransaction>
                    <value>14400000</value>
                </sharesOwnedFollowingTransaction>
            </postTransactionAmounts>
            <ownershipNature>
                <directOrIndirectOwnership>
                    <value>I</value>
                    <footnoteId id="F1"/>
                    <footnoteId id="F2"/>
                </directOrIndirectOwnership>
                <natureOfOwnership>
                    <value>Cerullo Family Limited Partnership</value>
                </natureOfOwnership>
            </ownershipNature>
        </nonDerivativeTransaction>
    </nonDerivativeTable>

    <derivativeTable></derivativeTable>

    <footnotes>
        <footnote id="F1">Filings persons also report indirectly 4,410,000 shares held by JGC Investments Limited Partnership that are jointly beneficially owned by John J. Cerullo and Geraldine F. Cerullo.</footnote>
        <footnote id="F2">Represents 14,400,000 shares held by the Cerullo Family Limited Partnership that are jointly beneficially owned by John J. Cerullo and Geraldine F. Cerullo.</footnote>
    </footnotes>

    <ownerSignature>
        <signatureName>/s/ Geraldine F. Cerullo</signatureName>
        <signatureDate>2004-08-12</signatureDate>
    </ownerSignature>

    <ownerSignature>
        <signatureName>/s/ John J. Cerullo</signatureName>
        <signatureDate>2004-08-12</signatureDate>
    </ownerSignature>
</ownershipDocument>

</XML>
</TEXT>
</DOCUMENT>
</SEC-DOCUMENT>
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