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Proc-Type: 2001,MIC-CLEAR
Originator-Name: webmaster@www.sec.gov
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 TWSM7vrzLADbmYQaionwg5sDW3P6oaM5D3tdezXMm7z1T+B+twIDAQAB
MIC-Info: RSA-MD5,RSA,
 JTOMBhufJ4yl4NBLhLYVSazvW8rsDmjgj+fIXjt7I6STAnCyNBlL0kQLqn1rO/dY
 i27xQlbzZYH98s0JuNi7Aw==

<SEC-DOCUMENT>0001179110-07-018489.txt : 20070918
<SEC-HEADER>0001179110-07-018489.hdr.sgml : 20070918
<ACCEPTANCE-DATETIME>20070918135128
ACCESSION NUMBER:		0001179110-07-018489
CONFORMED SUBMISSION TYPE:	3
PUBLIC DOCUMENT COUNT:		2
CONFORMED PERIOD OF REPORT:	20070802
FILED AS OF DATE:		20070918
DATE AS OF CHANGE:		20070918

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

REPORTING-OWNER:	

	OWNER DATA:	
		COMPANY CONFORMED NAME:			Brown Peter A
		CENTRAL INDEX KEY:			0001412592

	FILING VALUES:
		FORM TYPE:		3
		SEC ACT:		1934 Act
		SEC FILE NUMBER:	811-04980
		FILM NUMBER:		071122042

	BUSINESS ADDRESS:	
		BUSINESS PHONE:		(213) 244-0203

	MAIL ADDRESS:	
		STREET 1:		865 S. FIGUEROA STREET
		STREET 2:		SUITE 1800
		CITY:			LOS ANGELES
		STATE:			CA
		ZIP:			90017
</SEC-HEADER>
<DOCUMENT>
<TYPE>3
<SEQUENCE>1
<FILENAME>edgar.xml
<DESCRIPTION>FORM 3 -
<TEXT>
<XML>
<?xml version="1.0"?>
<ownershipDocument>

    <schemaVersion>X0202</schemaVersion>

    <documentType>3</documentType>

    <periodOfReport>2007-08-02</periodOfReport>

    <noSecuritiesOwned>1</noSecuritiesOwned>

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

    <reportingOwner>
        <reportingOwnerId>
            <rptOwnerCik>0001412592</rptOwnerCik>
            <rptOwnerName>Brown Peter A</rptOwnerName>
        </reportingOwnerId>
        <reportingOwnerAddress>
            <rptOwnerStreet1>TCW STRATEGIC INCOME FUNDS, INC.</rptOwnerStreet1>
            <rptOwnerStreet2>865 S. FIGUEROA ST., STE. 1800</rptOwnerStreet2>
            <rptOwnerCity>LOS ANGELES</rptOwnerCity>
            <rptOwnerState>CA</rptOwnerState>
            <rptOwnerZipCode>90017</rptOwnerZipCode>
            <rptOwnerStateDescription></rptOwnerStateDescription>
        </reportingOwnerAddress>
        <reportingOwnerRelationship>
            <isDirector>0</isDirector>
            <isOfficer>1</isOfficer>
            <isTenPercentOwner>0</isTenPercentOwner>
            <isOther>0</isOther>
            <officerTitle>Senior Vice President</officerTitle>
            <otherText></otherText>
        </reportingOwnerRelationship>
    </reportingOwner>

    <nonDerivativeTable></nonDerivativeTable>

    <derivativeTable></derivativeTable>

    <footnotes></footnotes>

    <ownerSignature>
        <signatureName>Philip K. Holl for Peter A. Brown by POA dtd 9-5-07</signatureName>
        <signatureDate>2007-09-18</signatureDate>
    </ownerSignature>
</ownershipDocument>
</XML>
</TEXT>
</DOCUMENT>
<DOCUMENT>
<TYPE>EX-24
<SEQUENCE>2
<FILENAME>ex24pab.txt
<TEXT>
EXECUTION COPY
POWER OF ATTORNEY
TCW Strategic Income Fund, Inc.
        The undersigned hereby constitutes and appoints Michael
E. Cahill, Linda D. Barker, Harold H. Henderson, Philip K. Holl,
 James Killmond, Earl Lariscy, Natalie Maniaci, Sean Plater,
Michael R. Quinn and Lazarus N. Sun, and each of them, his or her true
and lawful attorneys-in-fact and agents, each of them with full power
of substitution and resubstitution, for him or her and in his or her
name, place and stead, in any and all capacities, to sign any or
all reports and forms required under Section 16 of the Securities
and Exchange Act of 1934, as amended, including but not limited
to all Form 3, Form 4 and Form 5 filings, and to file the same
with the Securities and Exchange Commission (Commission),
granting unto each of said attorneys-in-fact and agents full
power and authority to do and perform each and every act and
thing necessary or appropriate to be done with respect to such
reports and forms or any amendments or supplements thereto in and
about the premises, as fully to all intents and purposes as he or
she might or could do in person, hereby ratifying and confirming
all that any of said attorneys-in-fact and agents or his or her
substitute or substitutes, may lawfully do or cause to be done by
virtue hereof.
        This Power of Attorney may be terminated at any time by
the undersigned by written notice to each of the attorneys-in-
fact and the Commission; provided, however, that such termination
shall not affect the validity of any lawful action done or
performed by the attorneys-in-fact or any of them, pursuant
thereto, prior to the actual receipt of notice by the attorneys-
in-fact.
        IN WITNESS WHEREOF, the undersigned has executed this
Power of Attorney this 5th day of September, 2007.

                                               /s/
                                             Peter A. Brown

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