<SEC-DOCUMENT>0001104659-12-045623.txt : 20120625
<SEC-HEADER>0001104659-12-045623.hdr.sgml : 20120625
<ACCEPTANCE-DATETIME>20120625190731
ACCESSION NUMBER:		0001104659-12-045623
CONFORMED SUBMISSION TYPE:	4
PUBLIC DOCUMENT COUNT:		2
CONFORMED PERIOD OF REPORT:	20120622
FILED AS OF DATE:		20120625
DATE AS OF CHANGE:		20120625

REPORTING-OWNER:	

	OWNER DATA:	
		COMPANY CONFORMED NAME:			KERR JANET
		CENTRAL INDEX KEY:			0001286334

	FILING VALUES:
		FORM TYPE:		4
		SEC ACT:		1934 Act
		SEC FILE NUMBER:	811-04980
		FILM NUMBER:		12925735

	MAIL ADDRESS:	
		STREET 1:		6307 CARPINTERIA AVE
		STREET 2:		STE A
		CITY:			CARPINTERIA
		STATE:			CA
		ZIP:			93013-2901

ISSUER:		

	COMPANY DATA:	
		COMPANY CONFORMED NAME:			TCW STRATEGIC INCOME FUND INC
		CENTRAL INDEX KEY:			0000809559
		IRS NUMBER:				930939398
		STATE OF INCORPORATION:			MD
		FISCAL YEAR END:			1231

	BUSINESS ADDRESS:	
		STREET 1:		865 S FIGUEROA ST STE 1800
		CITY:			LOS ANGELES
		STATE:			CA
		ZIP:			90071
		BUSINESS PHONE:		2132440000

	MAIL ADDRESS:	
		STREET 1:		865 S. FIGUEROA STREET,
		STREET 2:		SUITE 1800
		CITY:			LOSANGELES
		STATE:			CA
		ZIP:			90017

	FORMER COMPANY:	
		FORMER CONFORMED NAME:	TCW CONVERTIBLE SECURITIES FUND INC
		DATE OF NAME CHANGE:	19920703
</SEC-HEADER>
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<TYPE>4
<SEQUENCE>1
<FILENAME>a4.xml
<DESCRIPTION>4
<TEXT>
<XML>
<?xml version="1.0"?>
<ownershipDocument>

    <schemaVersion>X0305</schemaVersion>

    <documentType>4</documentType>

    <periodOfReport>2012-06-22</periodOfReport>

    <notSubjectToSection16>0</notSubjectToSection16>

    <issuer>
        <issuerCik>0000809559</issuerCik>
        <issuerName>TCW STRATEGIC INCOME FUND INC</issuerName>
        <issuerTradingSymbol>TSI</issuerTradingSymbol>
    </issuer>

    <reportingOwner>
        <reportingOwnerId>
            <rptOwnerCik>0001286334</rptOwnerCik>
            <rptOwnerName>KERR JANET</rptOwnerName>
        </reportingOwnerId>
        <reportingOwnerAddress>
            <rptOwnerStreet1>TCW STRATEGIC INCOME FUND, INC.</rptOwnerStreet1>
            <rptOwnerStreet2>865 S. FIGUEROA STREET, STE. 1800</rptOwnerStreet2>
            <rptOwnerCity>LOS ANGELES</rptOwnerCity>
            <rptOwnerState>CA</rptOwnerState>
            <rptOwnerZipCode>90017</rptOwnerZipCode>
            <rptOwnerStateDescription></rptOwnerStateDescription>
        </reportingOwnerAddress>
        <reportingOwnerRelationship>
            <isDirector>1</isDirector>
            <isOfficer>0</isOfficer>
            <isTenPercentOwner>0</isTenPercentOwner>
            <isOther>0</isOther>
        </reportingOwnerRelationship>
    </reportingOwner>

    <nonDerivativeTable>
        <nonDerivativeTransaction>
            <securityTitle>
                <value>TCW Strategic Income Fund, Inc.</value>
            </securityTitle>
            <transactionDate>
                <value>2012-06-22</value>
            </transactionDate>
            <transactionCoding>
                <transactionFormType>4</transactionFormType>
                <transactionCode>P</transactionCode>
                <equitySwapInvolved>0</equitySwapInvolved>
            </transactionCoding>
            <transactionTimeliness>
                <value></value>
            </transactionTimeliness>
            <transactionAmounts>
                <transactionShares>
                    <value>1900</value>
                    <footnoteId id="F1"/>
                </transactionShares>
                <transactionPricePerShare>
                    <value>5.2599</value>
                    <footnoteId id="F1"/>
                </transactionPricePerShare>
                <transactionAcquiredDisposedCode>
                    <value>A</value>
                </transactionAcquiredDisposedCode>
            </transactionAmounts>
            <postTransactionAmounts>
                <sharesOwnedFollowingTransaction>
                    <value>1900</value>
                </sharesOwnedFollowingTransaction>
            </postTransactionAmounts>
            <ownershipNature>
                <directOrIndirectOwnership>
                    <value>D</value>
                </directOrIndirectOwnership>
            </ownershipNature>
        </nonDerivativeTransaction>
    </nonDerivativeTable>

    <footnotes>
        <footnote id="F1">1,100 shares purchased at $5.2599 and 800 shares purchased at $5.24</footnote>
    </footnotes>

    <ownerSignature>
        <signatureName>George P. Hawley for Janet E. Kerr by POA dtd 12-14-11</signatureName>
        <signatureDate>2012-06-25</signatureDate>
    </ownerSignature>
</ownershipDocument>
</XML>
</TEXT>
</DOCUMENT>
<DOCUMENT>
<TYPE>EX-24
<SEQUENCE>2
<FILENAME>ex-24.htm
<DESCRIPTION>EX-24
<TEXT>


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<p align="right" style="margin:0in 0in .0001pt;text-align:right;"><b><font size="2" face="Times New Roman" style="font-size:10.0pt;font-weight:bold;">Exhibit 24</font></b></p>
<p style="margin:0in 0in .0001pt;"><font size="2" face="Times New Roman" style="font-size:10.0pt;">&nbsp;</font></p>
<p style="margin:0in 0in .0001pt;"><font size="2" face="Times New Roman" style="font-size:10.0pt;">EXECUTION COPY</font></p>
<p style="margin:0in 0in .0001pt;"><font size="2" face="Times New Roman" style="font-size:10.0pt;">POWER OF ATTORNEY</font></p>
<p style="margin:0in 0in .0001pt;"><font size="2" face="Times New Roman" style="font-size:10.0pt;">TCW Strategic Income Fund,&nbsp;Inc.</font></p>
<p style="margin:0in 0in .0001pt;"><font size="2" face="Times New Roman" style="font-size:10.0pt;">&nbsp;</font></p>
<p style="margin:0in 0in .0001pt;"><font size="2" face="Times New Roman" style="font-size:10.0pt;">The undersigned hereby constitutes and appoints&#160; Michael E. Cahill, Linda D. Barker, Eric Hausner,&#160; George Hawley, Harold H. Henderson, Natalie Maniaci,&#160; Sean Plater and Lazarus N. Sun, Vincent Bencivenga,&#160; Scott Brody, Jon Darrow, Hilary Lord and Lewis&#160; Schusterman and each of them, his or her true and&#160; lawful attorneys-in-fact and agents, each of them with&#160; full power of substitution and resubstitution, for him&#160; or her and in his or her name, place and stead, in any&#160; and all capacities, to sign any or all reports and&#160; forms required under Section&nbsp;16 of the Securities and&#160; Exchange Act of 1934, as amended, including but not&#160; limited to all Form&nbsp;3, Form&nbsp;4 and Form&nbsp;5 filings, and&#160; to file the same with the Securities and Exchange&#160; Commission (&#147;Commission&#148;), granting unto each of said&#160; attorneys-in-fact and agents full power and authority&#160; to do and perform each and every act and thing&#160; necessary or appropriate to be done with respect to&#160; such reports and forms or any amendments or&#160; supplements thereto in and about the premises, as&#160; fully to all intents and purposes as he or she might&#160; or could do in person, hereby ratifying and confirming&#160; all that any of said attorneys-in-fact and agents or&#160; his or her substitute or substitutes, may lawfully do&#160; or cause to be done by virtue hereof. </font></p>
<p style="margin:0in 0in .0001pt;"><font size="2" face="Times New Roman" style="font-size:10.0pt;">&nbsp;</font></p>
<p style="margin:0in 0in .0001pt;"><font size="2" face="Times New Roman" style="font-size:10.0pt;">This Power of Attorney may be terminated at any time&#160; by the undersigned by written notice to each of the&#160; attorneys-in-fact and the Commission; provided,&#160; however, that such termination shall not affect the&#160; validity of any lawful action done or performed by the&#160; attorneys-in-fact or any of them, pursuant thereto,&#160; prior to the actual receipt of notice by the&#160; attorneys-in-fact.</font></p>
<p style="margin:0in 0in .0001pt;"><font size="2" face="Times New Roman" style="font-size:10.0pt;">&nbsp;</font></p>
<p style="margin:0in 0in .0001pt;text-align:justify;"><font size="2" face="Times New Roman" style="font-size:10.0pt;">IN WITNESS WHEREOF, the undersigned has executed this&#160; Power of Attorney this 14th day of December, 2011.</font></p>
<p style="margin:0in 0in .0001pt;"><font size="2" face="Times New Roman" style="font-size:10.0pt;">&nbsp;</font></p>
<table border="0" cellspacing="0" cellpadding="0" width="100%" style="border-collapse:collapse;width:100.0%;">
<tr>
<td width="50%" valign="top" style="border:none;border-bottom:solid windowtext 1.0pt;padding:0in 0in 0in 0in;width:50.0%;">
<p style="margin:0in 0in .0001pt;"><font size="2" face="Times New Roman" style="font-size:10.0pt;">/s/   Janet E. Kerr</font></p>    </td>
<td width="50%" valign="top" style="padding:0in 0in 0in 0in;width:50.0%;">
<p style="margin:0in 0in .0001pt;"><font size="2" face="Times New Roman" style="font-size:1.0pt;">&nbsp;</font></p>    </td>   </tr>  </table>
<p style="margin:0in 0in .0001pt;"><font size="2" face="Times New Roman" style="font-size:10.0pt;">&nbsp;</font></p>
<div style="margin:0in 0in .0001pt;"><hr size="3" width="100%" noshade color="#010101" align="left"></div>
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