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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,
 IDcAwUA/Jod++b5T7G8zxYoi8YelpJUBdQTlw7Ytl4uvmR9ANG9rOugECbKwae35
 z/rH61Sqy5BrGJ/rTS0k6Q==

<SEC-DOCUMENT>0001179110-10-015914.txt : 20101112
<SEC-HEADER>0001179110-10-015914.hdr.sgml : 20101111
<ACCEPTANCE-DATETIME>20101112132325
ACCESSION NUMBER:		0001179110-10-015914
CONFORMED SUBMISSION TYPE:	4
PUBLIC DOCUMENT COUNT:		1
CONFORMED PERIOD OF REPORT:	20101109
FILED AS OF DATE:		20101112
DATE AS OF CHANGE:		20101112

REPORTING-OWNER:	

	OWNER DATA:	
		COMPANY CONFORMED NAME:			Tolkmit Guenther
		CENTRAL INDEX KEY:			0001359274

	FILING VALUES:
		FORM TYPE:		4
		SEC ACT:		1934 Act
		SEC FILE NUMBER:	000-51942
		FILM NUMBER:		101185082

	MAIL ADDRESS:	
		STREET 1:		380 ST. PETER STREET
		CITY:			ST. PAUL
		STATE:			MN
		ZIP:			55102

ISSUER:		

	COMPANY DATA:	
		COMPANY CONFORMED NAME:			Lawson Software, Inc.
		CENTRAL INDEX KEY:			0001344632
		STANDARD INDUSTRIAL CLASSIFICATION:	SERVICES-PREPACKAGED SOFTWARE [7372]
		IRS NUMBER:				000000000
		STATE OF INCORPORATION:			DE
		FISCAL YEAR END:			0531

	BUSINESS ADDRESS:	
		STREET 1:		380 ST PETER STREET
		CITY:			ST PAUL
		STATE:			MN
		ZIP:			55102
		BUSINESS PHONE:		651-767-7000

	MAIL ADDRESS:	
		STREET 1:		380 ST PETER STREET
		CITY:			ST PAUL
		STATE:			MN
		ZIP:			55102

	FORMER COMPANY:	
		FORMER CONFORMED NAME:	Lawson Holdings, Inc.
		DATE OF NAME CHANGE:	20051116
</SEC-HEADER>
<DOCUMENT>
<TYPE>4
<SEQUENCE>1
<FILENAME>edgar.xml
<DESCRIPTION>FORM 4 -
<TEXT>
<XML>
<?xml version="1.0"?>
<ownershipDocument>

    <schemaVersion>X0303</schemaVersion>

    <documentType>4</documentType>

    <periodOfReport>2010-11-09</periodOfReport>

    <notSubjectToSection16>0</notSubjectToSection16>

    <issuer>
        <issuerCik>0001344632</issuerCik>
        <issuerName>Lawson Software, Inc.</issuerName>
        <issuerTradingSymbol>LWSN</issuerTradingSymbol>
    </issuer>

    <reportingOwner>
        <reportingOwnerId>
            <rptOwnerCik>0001359274</rptOwnerCik>
            <rptOwnerName>Tolkmit Guenther</rptOwnerName>
        </reportingOwnerId>
        <reportingOwnerAddress>
            <rptOwnerStreet1>380 ST. PETER STREET</rptOwnerStreet1>
            <rptOwnerStreet2></rptOwnerStreet2>
            <rptOwnerCity>ST. PAUL</rptOwnerCity>
            <rptOwnerState>MN</rptOwnerState>
            <rptOwnerZipCode>55102</rptOwnerZipCode>
            <rptOwnerStateDescription></rptOwnerStateDescription>
        </reportingOwnerAddress>
        <reportingOwnerRelationship>
            <isDirector>0</isDirector>
            <isOfficer>1</isOfficer>
            <isTenPercentOwner>0</isTenPercentOwner>
            <isOther>0</isOther>
            <officerTitle>Senior Vice President</officerTitle>
            <otherText></otherText>
        </reportingOwnerRelationship>
    </reportingOwner>

    <nonDerivativeTable>
        <nonDerivativeTransaction>
            <securityTitle>
                <value>Common Stock</value>
            </securityTitle>
            <transactionDate>
                <value>2010-11-09</value>
            </transactionDate>
            <transactionCoding>
                <transactionFormType>4</transactionFormType>
                <transactionCode>S</transactionCode>
                <equitySwapInvolved>0</equitySwapInvolved>
            </transactionCoding>
            <transactionAmounts>
                <transactionShares>
                    <value>27771</value>
                </transactionShares>
                <transactionPricePerShare>
                    <value>9.0759</value>
                    <footnoteId id="F1"/>
                </transactionPricePerShare>
                <transactionAcquiredDisposedCode>
                    <value>D</value>
                </transactionAcquiredDisposedCode>
            </transactionAmounts>
            <postTransactionAmounts>
                <sharesOwnedFollowingTransaction>
                    <value>21000</value>
                </sharesOwnedFollowingTransaction>
            </postTransactionAmounts>
            <ownershipNature>
                <directOrIndirectOwnership>
                    <value>D</value>
                </directOrIndirectOwnership>
            </ownershipNature>
        </nonDerivativeTransaction>
    </nonDerivativeTable>

    <derivativeTable></derivativeTable>

    <footnotes>
        <footnote id="F1">Upon request, filer will provide to the staff, the issuer, or security holder full information regarding the number of shares purchased or sold at each separate price.  The price range of the shares sold was from $9.00 to $9.18.</footnote>
    </footnotes>

    <remarks>See previous Form 4 filings for prior grants of equity awards.</remarks>

    <ownerSignature>
        <signatureName>/s/ Guenther Tolkmit</signatureName>
        <signatureDate>2010-11-12</signatureDate>
    </ownerSignature>
</ownershipDocument>
</XML>
</TEXT>
</DOCUMENT>
</SEC-DOCUMENT>
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