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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,
 BI6oCf3EKeoC3btJC7LLucLKUySUle50niEYVoL2pvgShHfyjCJ9jI0MStQi5VD/
 dvww0dh8EUkvsbKzajBaCg==

<SEC-DOCUMENT>0001017624-04-000001.txt : 20040113
<SEC-HEADER>0001017624-04-000001.hdr.sgml : 20040113
<ACCEPTANCE-DATETIME>20040113071642
ACCESSION NUMBER:		0001017624-04-000001
CONFORMED SUBMISSION TYPE:	5
PUBLIC DOCUMENT COUNT:		1
CONFORMED PERIOD OF REPORT:	20031231
FILED AS OF DATE:		20040113

ISSUER:		

	COMPANY DATA:	
		COMPANY CONFORMED NAME:			BALDWIN & LYONS INC
		CENTRAL INDEX KEY:			0000009346
		STANDARD INDUSTRIAL CLASSIFICATION:	FIRE, MARINE & CASUALTY INSURANCE [6331]
		IRS NUMBER:				350160330
		STATE OF INCORPORATION:			IN
		FISCAL YEAR END:			1231

	BUSINESS ADDRESS:	
		STREET 1:		1099 N MERIDIAN ST
		STREET 2:		STE 700
		CITY:			INDIANAPOLIS
		STATE:			IN
		ZIP:			46204
		BUSINESS PHONE:		3176369800

	MAIL ADDRESS:	
		STREET 1:		1099 NORTH MERIDIAN ST
		STREET 2:		STE 700
		CITY:			INDIANAPOLIS
		STATE:			IN
		ZIP:			46204

	FORMER COMPANY:	
		FORMER CONFORMED NAME:	BALDWIN H C AGENCY INC
		DATE OF NAME CHANGE:	19720309

REPORTING-OWNER:	

	OWNER DATA:	
		COMPANY CONFORMED NAME:			CORYDON G PATRICK
		CENTRAL INDEX KEY:			0001017624

	FILING VALUES:
		FORM TYPE:		5
		SEC ACT:		1934 Act
		SEC FILE NUMBER:	000-05534
		FILM NUMBER:		04521648

	BUSINESS ADDRESS:	
		STREET 1:		C/O BALDWIN & LYONS INC
		STREET 2:		1099 NORTH MERIDIAN STREET
		CITY:			INDIANAPOLIS
		STATE:			IN
		ZIP:			46204
		BUSINESS PHONE:		1376369800

	MAIL ADDRESS:	
		STREET 1:		C/O BALDWIN & LYONS INC
		STREET 2:		1099 NORTH MERIDIAN STREET
		CITY:			INDIANAPOLIS
		STATE:			IN
		ZIP:			46204
</SEC-HEADER>
<DOCUMENT>
<TYPE>5
<SEQUENCE>1
<FILENAME>edgar.xml
<DESCRIPTION>PRIMARY DOCUMENT
<TEXT>
<XML>
<?xml version="1.0"?>
<ownershipDocument>
    <schemaVersion>X0201</schemaVersion>

    <documentType>5</documentType><periodOfReport>2003-12-31</periodOfReport>
    <form3HoldingsReported>0</form3HoldingsReported>

    <form4TransactionsReported>0</form4TransactionsReported>

    <issuer>
        <issuerCik>0000009346</issuerCik>
        <issuerName>BALDWIN &amp; LYONS INC</issuerName>
        <issuerTradingSymbol>BWINA / B</issuerTradingSymbol></issuer><reportingOwner>
        <reportingOwnerId>
            <rptOwnerCik>0001017624</rptOwnerCik>
            <rptOwnerName>CORYDON G PATRICK</rptOwnerName>
        </reportingOwnerId>
        <reportingOwnerAddress>
            <rptOwnerStreet1>1099 NORTH MERIDIAN STREET</rptOwnerStreet1>
            <rptOwnerStreet2></rptOwnerStreet2>
            <rptOwnerCity>INDIANAPOLIS</rptOwnerCity>
            <rptOwnerState>IN</rptOwnerState>
            <rptOwnerZipCode>46204</rptOwnerZipCode>
            <rptOwnerStateDescription></rptOwnerStateDescription>
        </reportingOwnerAddress>
            <reportingOwnerRelationship>
<isDirector>0</isDirector><isOfficer>1</isOfficer><isTenPercentOwner>0</isTenPercentOwner><isOther>0</isOther><officerTitle>Senior VP &amp; CFO</officerTitle></reportingOwnerRelationship></reportingOwner><nonDerivativeTable><nonDerivativeHolding><securityTitle><value>Class A common</value></securityTitle><postTransactionAmounts><sharesOwnedFollowingTransaction><value>10125</value><footnoteId id="F1"/></sharesOwnedFollowingTransaction></postTransactionAmounts><ownershipNature><directOrIndirectOwnership><value>D</value></directOrIndirectOwnership><natureOfOwnership><value/></natureOfOwnership></ownershipNature></nonDerivativeHolding><nonDerivativeHolding><securityTitle><value>Class B common</value></securityTitle><postTransactionAmounts><sharesOwnedFollowingTransaction><value>69874</value><footnoteId id="F1"/></sharesOwnedFollowingTransaction></postTransactionAmounts><ownershipNature><directOrIndirectOwnership><value>D</value></directOrIndirectOwnership><natureOfOwnership><value/></natureOfOwnership></ownershi
pNature></nonDerivativeHolding></nonDerivativeTable><derivativeTable><derivativeHolding><securityTitle><value>Right to buy (option)</value></securityTitle><conversionOrExercisePrice><value>.80</value></conversionOrExercisePrice><exerciseDate><value>1995-12-29</value></exerciseDate><expirationDate><value>2005-12-29</value></expirationDate><underlyingSecurity><underlyingSecurityTitle><value>Class B Common</value></underlyingSecurityTitle><underlyingSecurityShares><value>3750</value></underlyingSecurityShares></underlyingSecurity><postTransactionAmounts><sharesOwnedFollowingTransaction><value>3750</value><footnoteId id="F1"/></sharesOwnedFollowingTransaction></postTransactionAmounts><ownershipNature><directOrIndirectOwnership><value>D</value></directOrIndirectOwnership><natureOfOwnership><value/></natureOfOwnership></ownershipNature></derivativeHolding><derivativeHolding><securityTitle><value>Right to buy (option)</value></securityTitle><conversionOrExercisePrice><value>.80</value></conversionOrExercisePrice><e
xerciseDate><value>1996-12-23</value></exerciseDate><expirationDate><value>2006-12-26</value></expirationDate><underlyingSecurity><underlyingSecurityTitle><value>Class B coommon</value></underlyingSecurityTitle><underlyingSecurityShares><value>3750</value></underlyingSecurityShares></underlyingSecurity><postTransactionAmounts><sharesOwnedFollowingTransaction><value>3750</value><footnoteId id="F1"/></sharesOwnedFollowingTransaction></postTransactionAmounts><ownershipNature><directOrIndirectOwnership><value>D</value></directOrIndirectOwnership><natureOfOwnership><value/></natureOfOwnership></ownershipNature></derivativeHolding><derivativeHolding><securityTitle><value>Right to buy (option)</value></securityTitle><conversionOrExercisePrice><value>20.60</value></conversionOrExercisePrice><exerciseDate><value>2000-12-18</value></exerciseDate><expirationDate><value>2007-12-18</value></expirationDate><underlyingSecurity><underlyingSecurityTitle><value>Class B common</value></underlyingSecurityTitle><underlyingSecuri
tyShares><value>62500</value></underlyingSecurityShares></underlyingSecurity><postTransactionAmounts><sharesOwnedFollowingTransaction><value>62500</value><footnoteId id="F1"/></sharesOwnedFollowingTransaction></postTransactionAmounts><ownershipNature><directOrIndirectOwnership><value>D</value></directOrIndirectOwnership><natureOfOwnership><value/></natureOfOwnership></ownershipNature></derivativeHolding></derivativeTable><footnotes><footnote id="F1">Share data has been adjusted to reflect stock split effective February, 2003.</footnote></footnotes><remarks/><ownerSignature><signatureName>George P. Corydon</signatureName><signatureDate>2004-01-13</signatureDate></ownerSignature></ownershipDocument>

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