-----BEGIN PRIVACY-ENHANCED MESSAGE-----
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,
 Gl3whV6az3bwi3KVXJbnuw0ddjvHIBVcxm9S9gW0c0v7RI49rAUVF7Yb02sgsnLs
 NdxppkElWG0riNYo0aiInw==

<SEC-DOCUMENT>0001104659-03-011935.txt : 20030723
<SEC-HEADER>0001104659-03-011935.hdr.sgml : 20030723
<ACCEPTANCE-DATETIME>20030609144440
ACCESSION NUMBER:		0001104659-03-011935
CONFORMED SUBMISSION TYPE:	4
PUBLIC DOCUMENT COUNT:		1
CONFORMED PERIOD OF REPORT:	20030605
FILED AS OF DATE:		20030609

REPORTING-OWNER:	

	OWNER DATA:	
		COMPANY CONFORMED NAME:			WHETSEL JACK
		CENTRAL INDEX KEY:			0001198633

	FILING VALUES:
		FORM TYPE:		4
		SEC ACT:		1934 Act
		SEC FILE NUMBER:	000-14517
		FILM NUMBER:		03737300

	MAIL ADDRESS:	
		STREET 1:		616 E HOUSTON
		CITY:			MCALLEN
		STATE:			TX
		ZIP:			78501

ISSUER:		

	COMPANY DATA:	
		COMPANY CONFORMED NAME:			TEXAS REGIONAL BANCSHARES INC
		CENTRAL INDEX KEY:			0000787648
		STANDARD INDUSTRIAL CLASSIFICATION:	STATE COMMERCIAL BANKS [6022]
		IRS NUMBER:				742294235
		STATE OF INCORPORATION:			TX
		FISCAL YEAR END:			1231

	BUSINESS ADDRESS:	
		STREET 1:		3700 N TENTH STE 301
		STREET 2:		PO BOX 5910
		CITY:			MCALLEN
		STATE:			TX
		ZIP:			78501
		BUSINESS PHONE:		9566315400

	MAIL ADDRESS:	
		STREET 1:		P O BOX 5910
		STREET 2:		P O BOX 5910
		CITY:			MCALLEN
		STATE:			TX
		ZIP:			78501-5910
</SEC-HEADER>
<DOCUMENT>
<TYPE>4
<SEQUENCE>1
<FILENAME>j1875_4.xml
<DESCRIPTION>4
<TEXT>
<XML>
<?xml version="1.0" encoding="utf-8" standalone="no"?>
<ownershipDocument>
    <schemaVersion>X0101</schemaVersion>

    <documentType>4</documentType>
  <periodOfReport>2003-06-05</periodOfReport>
  <notSubjectToSection16>1</notSubjectToSection16>
    <issuer>
        <issuerCik>0000787648</issuerCik>
        <issuerName>TEXAS REGIONAL BANCSHARES INC</issuerName>
        <issuerTradingSymbol>trbs</issuerTradingSymbol>
  </issuer>
  <reportingOwner>
    <reportingOwnerId>
            <rptOwnerCik>0001198633</rptOwnerCik>
            <rptOwnerName>WHETSEL JACK</rptOwnerName>
        </reportingOwnerId>
        <reportingOwnerAddress>
            <rptOwnerStreet1>  </rptOwnerStreet1>
            <rptOwnerStreet2>  </rptOwnerStreet2>
            <rptOwnerCity>  </rptOwnerCity>
            <rptOwnerState>  </rptOwnerState>
            <rptOwnerZipCode>  </rptOwnerZipCode>
        </reportingOwnerAddress>
            <reportingOwnerRelationship>
      <isDirector>0</isDirector>
      <isOfficer>0</isOfficer>
      <isTenPercentOwner>0</isTenPercentOwner>
      <isOther>1</isOther>
      <otherText>Retired Director as of 4/22/03</otherText>
    </reportingOwnerRelationship>
  </reportingOwner>
  <nonDerivativeSecurity>
    <securityTitle>
      <value>Class A Common Stock</value>
    </securityTitle>
    <transactionDate>
      <value>2003-06-05</value>
    </transactionDate>
    <transactionCoding>
      <transactionFormType>4</transactionFormType>
      <transactionCode>S</transactionCode>
      <equitySwapInvolved>0</equitySwapInvolved>
    </transactionCoding>
    <transactionTimeliness>
      <value/>
    </transactionTimeliness>
    <transactionAmounts>
      <transactionShares>
        <value>6500</value>
      </transactionShares>
      <transactionValue>
        <value>36.00</value>
      </transactionValue>
      <transactionAcquiredDisposedCode>
        <value>D</value>
      </transactionAcquiredDisposedCode>
    </transactionAmounts>
    <postTransactionAmounts>
      <sharesOwnedFollowingTransaction>
        <value>120220</value>
      </sharesOwnedFollowingTransaction>
    </postTransactionAmounts>
    <ownershipNature>
      <directOrIndirectOwnership>
        <value>I</value>
      </directOrIndirectOwnership>
      <natureOfOwnership>
        <value>In Trust for Spouse</value>
      </natureOfOwnership>
    </ownershipNature>
  </nonDerivativeSecurity>
  <nonDerivativeSecurity>
    <securityTitle>
      <value>Class A Common Stock</value>
    </securityTitle>
    <transactionDate>
      <value>2003-06-05</value>
    </transactionDate>
    <transactionCoding>
      <transactionFormType>4</transactionFormType>
      <transactionCode>S</transactionCode>
      <equitySwapInvolved>0</equitySwapInvolved>
    </transactionCoding>
    <transactionTimeliness>
      <value/>
    </transactionTimeliness>
    <transactionAmounts>
      <transactionShares>
        <value>500</value>
      </transactionShares>
      <transactionValue>
        <value>36.01</value>
      </transactionValue>
      <transactionAcquiredDisposedCode>
        <value>D</value>
      </transactionAcquiredDisposedCode>
    </transactionAmounts>
    <postTransactionAmounts>
      <sharesOwnedFollowingTransaction>
        <value>119720</value>
      </sharesOwnedFollowingTransaction>
    </postTransactionAmounts>
    <ownershipNature>
      <directOrIndirectOwnership>
        <value>I</value>
      </directOrIndirectOwnership>
      <natureOfOwnership>
        <value>In Trust for Spouse</value>
      </natureOfOwnership>
    </ownershipNature>
  </nonDerivativeSecurity>
  <nonDerivativeSecurity>
    <securityTitle>
      <value>Class A Common Stock</value>
    </securityTitle>
    <transactionDate>
      <value>2003-06-05</value>
    </transactionDate>
    <transactionCoding>
      <transactionFormType>4</transactionFormType>
      <transactionCode>S</transactionCode>
      <equitySwapInvolved>0</equitySwapInvolved>
    </transactionCoding>
    <transactionTimeliness>
      <value/>
    </transactionTimeliness>
    <transactionAmounts>
      <transactionShares>
        <value>3000</value>
      </transactionShares>
      <transactionValue>
        <value>36.03</value>
      </transactionValue>
      <transactionAcquiredDisposedCode>
        <value>D</value>
      </transactionAcquiredDisposedCode>
    </transactionAmounts>
    <postTransactionAmounts>
      <sharesOwnedFollowingTransaction>
        <value>116720</value>
      </sharesOwnedFollowingTransaction>
    </postTransactionAmounts>
    <ownershipNature>
      <directOrIndirectOwnership>
        <value>I</value>
      </directOrIndirectOwnership>
      <natureOfOwnership>
        <value>In Trust for Spouse</value>
      </natureOfOwnership>
    </ownershipNature>
  </nonDerivativeSecurity>
  <ownerSignature>
    <signatureName>/s/ Jack Whetsel</signatureName>
    <signatureDate>2003-06-09</signatureDate>
  </ownerSignature>
</ownershipDocument>

</XML>
</TEXT>
</DOCUMENT>
</SEC-DOCUMENT>
-----END PRIVACY-ENHANCED MESSAGE-----