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Proc-Type: 2001,MIC-CLEAR
Originator-Name: webmaster@www.sec.gov
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<SEC-DOCUMENT>0001242007-03-000002.txt : 20030721
<SEC-HEADER>0001242007-03-000002.hdr.sgml : 20030721
<ACCEPTANCE-DATETIME>20030718205825
ACCESSION NUMBER:		0001242007-03-000002
CONFORMED SUBMISSION TYPE:	4
PUBLIC DOCUMENT COUNT:		1
CONFORMED PERIOD OF REPORT:	20030630
FILED AS OF DATE:		20030721

REPORTING-OWNER:	

	OWNER DATA:	
		COMPANY CONFORMED NAME:			GENOVESE MARRY ELLEN P
		CENTRAL INDEX KEY:			0001242007

	FILING VALUES:
		FORM TYPE:		4
		SEC ACT:		1934 Act
		SEC FILE NUMBER:	001-14845
		FILM NUMBER:		03793748

	MAIL ADDRESS:	
		STREET 1:		C/O TIMBLE NAVIGATION LTD
		STREET 2:		645 N MARY AVE
		CITY:			SUNNYVALE
		STATE:			CA
		ZIP:			64086

ISSUER:		

	COMPANY DATA:	
		COMPANY CONFORMED NAME:			TRIMBLE NAVIGATION LTD /CA/
		CENTRAL INDEX KEY:			0000864749
		STANDARD INDUSTRIAL CLASSIFICATION:	MEASURING & CONTROLLING DEVICES, NEC [3829]
		IRS NUMBER:				942802192
		STATE OF INCORPORATION:			CA
		FISCAL YEAR END:			1231

	BUSINESS ADDRESS:	
		STREET 1:		645 N MARY AVE
		CITY:			SUNNYVALE
		STATE:			CA
		ZIP:			94088
		BUSINESS PHONE:		4084818000

	MAIL ADDRESS:	
		STREET 1:		645 NORTH MARY AVENUE
		CITY:			SUNNYVALE
		STATE:			CA
		ZIP:			94088
</SEC-HEADER>
<DOCUMENT>
<TYPE>4
<SEQUENCE>1
<FILENAME>form4meg-071803_ex.xml
<TEXT>
<XML>
<?xml version="1.0"?>
<!-- - EDGAR Ease Plus 1.0                                   04/22/03  TZ    -->
<ownershipDocument>
    <schemaVersion>X0101</schemaVersion>

    <documentType>4</documentType>
   <periodOfReport>2003-06-30</periodOfReport>
   <notSubjectToSection16>0</notSubjectToSection16>
    <issuer>
        <issuerCik>0000864749</issuerCik>
        <issuerName>TRIMBLE NAVIGATION LTD /CA/</issuerName>
        <issuerTradingSymbol>trmb</issuerTradingSymbol>
   </issuer>
   <reportingOwner>
      <reportingOwnerId>
            <rptOwnerCik>0001242007</rptOwnerCik>
            <rptOwnerName>GENOVESE MARRY ELLEN P</rptOwnerName>
        </reportingOwnerId>
        <reportingOwnerAddress>
            <rptOwnerStreet1>  </rptOwnerStreet1>
            <rptOwnerStreet2>  </rptOwnerStreet2>
            <rptOwnerCity>  </rptOwnerCity>
            <rptOwnerState>  </rptOwnerState>
            <rptOwnerZipCode>  </rptOwnerZipCode>
        </reportingOwnerAddress>
            <reportingOwnerRelationship>
         <isDirector>0</isDirector>
         <isOfficer>1</isOfficer>
         <isTenPercentOwner>0</isTenPercentOwner>
         <isOther>0</isOther>
         <officerTitle>Chief Financial Officer</officerTitle>
       </reportingOwnerRelationship>
   </reportingOwner>
   <nonDerivativeSecurity>
      <securityTitle>
         <value>Common Stock</value>
      </securityTitle>
      <transactionDate>
         <value>2003-06-30</value>
      </transactionDate>
      <transactionCoding>
         <transactionFormType>4</transactionFormType>
         <transactionCode>A</transactionCode>
         <equitySwapInvolved>0</equitySwapInvolved>
      </transactionCoding>
      <transactionAmounts>
         <transactionShares>
           <value>773</value>
         </transactionShares>
         <transactionValue>
           <value>11.1265</value>
         </transactionValue>
         <transactionAcquiredDisposedCode>
           <value>A</value>
         </transactionAcquiredDisposedCode>
      </transactionAmounts>
     <postTransactionAmounts>
         <sharesOwnedFollowingTransaction>
           <value>9477</value>
            <footnoteId id="F1"/>
         </sharesOwnedFollowingTransaction>
      </postTransactionAmounts>
      <ownershipNature>
         <directOrIndirectOwnership>
            <value>D</value>
         </directOrIndirectOwnership>
      </ownershipNature>
   </nonDerivativeSecurity>
   <derivativeSecurity>
      <securityTitle>
         <value>Stock Option</value>
      </securityTitle>
      <conversionOrExercisePrice>
         <value>25.50</value>
      </conversionOrExercisePrice>
      <transactionDate>
         <value>2003-07-16</value>
      </transactionDate>
      <transactionCoding>
         <transactionFormType>4</transactionFormType>
         <transactionCode>A</transactionCode>
         <equitySwapInvolved>0</equitySwapInvolved>
      </transactionCoding>
      <transactionAmounts>
         <transactionShares>
           <value>12000</value>
         </transactionShares>
         <transactionValue>
           <value>0</value>
         </transactionValue>
         <transactionAcquiredDisposedCode>
           <value>A</value>
         </transactionAcquiredDisposedCode>
      </transactionAmounts>
      <exerciseDate>
         <value>2008-07-16</value>
            <footnoteId id="F2"/>
      </exerciseDate>
      <expirationDate>
         <value>2013-07-16</value>
      </expirationDate>
      <underlyingSecurity>
         <underlyingSecurityTitle>
           <value>common stock</value>
         </underlyingSecurityTitle>
         <underlyingSecurityShares>
           <value>12000</value>
         </underlyingSecurityShares>
      </underlyingSecurity>
      <postTransactionAmounts>
         <sharesOwnedFollowingTransaction>
           <value>12000</value>
         </sharesOwnedFollowingTransaction>
      </postTransactionAmounts>
      <ownershipNature>
         <directOrIndirectOwnership>
           <value>D</value>
         </directOrIndirectOwnership>
      </ownershipNature>
   </derivativeSecurity>
   <footnotes>
<footnote id="F1"> Includes 773 shares acquired under the Trimble Navigation Limited Employee Stock Purchase Plan</footnote>

<footnote id="F2"> This option is exercisable 20% at the end of the first year and 1.67% a month thereafter</footnote>
   </footnotes>
   <ownerSignature>
      <signatureName>Mary Ellen Genovese</signatureName>
      <signatureDate>2003-07-18</signatureDate>
   </ownerSignature>
</ownershipDocument>

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