-----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,
 QS7fORXU3qw21t/ggMPX2DISdCOEVm0kozzIUbGFAziQRopBHqOiHDI4gS4jvY4e
 pYDSOpSPsYnsyze1nx6fUg==

<SEC-DOCUMENT>0001179110-05-019718.txt : 20051017
<SEC-HEADER>0001179110-05-019718.hdr.sgml : 20051017
<ACCEPTANCE-DATETIME>20051017103049
ACCESSION NUMBER:		0001179110-05-019718
CONFORMED SUBMISSION TYPE:	4
PUBLIC DOCUMENT COUNT:		1
CONFORMED PERIOD OF REPORT:	20051014
FILED AS OF DATE:		20051017
DATE AS OF CHANGE:		20051017

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:			ERICKSON BRENDA
		CENTRAL INDEX KEY:			0001268214

	FILING VALUES:
		FORM TYPE:		4
		SEC ACT:		1934 Act
		SEC FILE NUMBER:	000-33335
		FILM NUMBER:		051140208

	BUSINESS ADDRESS:	
		STREET 1:		380 ST PETER STREET
		CITY:			ST PAUL
		STATE:			MN
		ZIP:			55102
		BUSINESS PHONE:		6517677000
</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>2005-10-14</periodOfReport>

    <notSubjectToSection16>1</notSubjectToSection16>

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

    <reportingOwner>
        <reportingOwnerId>
            <rptOwnerCik>0001268214</rptOwnerCik>
            <rptOwnerName>ERICKSON BRENDA</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>0</isOfficer>
            <isTenPercentOwner>0</isTenPercentOwner>
            <isOther>1</isOther>
            <officerTitle></officerTitle>
            <otherText>VP Corporate Controller</otherText>
        </reportingOwnerRelationship>
    </reportingOwner>

    <nonDerivativeTable></nonDerivativeTable>

    <derivativeTable></derivativeTable>

    <footnotes></footnotes>

    <ownerSignature>
        <signatureName>/s/ Brenda Erickson</signatureName>
        <signatureDate>2005-10-17</signatureDate>
    </ownerSignature>
</ownershipDocument>
</XML>
</TEXT>
</DOCUMENT>
</SEC-DOCUMENT>
-----END PRIVACY-ENHANCED MESSAGE-----