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Proc-Type: 2001,MIC-CLEAR
Originator-Name: webmaster@www.sec.gov
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MIC-Info: RSA-MD5,RSA,
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<SEC-DOCUMENT>0000902561-10-000025.txt : 20100318
<SEC-HEADER>0000902561-10-000025.hdr.sgml : 20100318
<ACCEPTANCE-DATETIME>20100318170310
ACCESSION NUMBER:		0000902561-10-000025
CONFORMED SUBMISSION TYPE:	5
PUBLIC DOCUMENT COUNT:		1
CONFORMED PERIOD OF REPORT:	20091231
FILED AS OF DATE:		20100318
DATE AS OF CHANGE:		20100318

REPORTING-OWNER:	

	OWNER DATA:	
		COMPANY CONFORMED NAME:			LAMPTON NANCY
		CENTRAL INDEX KEY:			0001050739

	FILING VALUES:
		FORM TYPE:		5
		SEC ACT:		1934 Act
		SEC FILE NUMBER:	811-04915
		FILM NUMBER:		10692156

	MAIL ADDRESS:	
		STREET 1:		C/O BALTIMORE GAS AND ELECTRIC COMPANY
		STREET 2:		P.O. BOX 1475
		CITY:			BALTIMORE
		STATE:			MD
		ZIP:			21203

ISSUER:		

	COMPANY DATA:	
		COMPANY CONFORMED NAME:			DNP SELECT INCOME FUND INC
		CENTRAL INDEX KEY:			0000806628
		IRS NUMBER:				363480989
		STATE OF INCORPORATION:			MD
		FISCAL YEAR END:			1231

	BUSINESS ADDRESS:	
		STREET 1:		PO BOX 32760
		CITY:			LOUISVILLE
		STATE:			KY
		ZIP:			40232
		BUSINESS PHONE:		3123685510

	MAIL ADDRESS:	
		STREET 1:		PO BOX 32760
		CITY:			LOUISVILLE
		STATE:			KY
		ZIP:			40232

	FORMER COMPANY:	
		FORMER CONFORMED NAME:	DUFF & PHELPS SELECTED UTILITIES INC
		DATE OF NAME CHANGE:	19910429
</SEC-HEADER>
<DOCUMENT>
<TYPE>5
<SEQUENCE>1
<FILENAME>primary_doc.xml
<DESCRIPTION>PRIMARY DOCUMENT
<TEXT>
<XML>
<?xml version="1.0"?>
<ownershipDocument>

    <schemaVersion>X0303</schemaVersion>

    <documentType>5</documentType>

    <periodOfReport>2009-12-31</periodOfReport>

    <notSubjectToSection16>0</notSubjectToSection16>

    <form3HoldingsReported>0</form3HoldingsReported>

    <form4TransactionsReported>1</form4TransactionsReported>

    <issuer>
        <issuerCik>0000806628</issuerCik>
        <issuerName>DNP SELECT INCOME FUND INC</issuerName>
        <issuerTradingSymbol>DNP</issuerTradingSymbol>
    </issuer>

    <reportingOwner>
        <reportingOwnerId>
            <rptOwnerCik>0001050739</rptOwnerCik>
            <rptOwnerName>LAMPTON NANCY</rptOwnerName>
        </reportingOwnerId>
        <reportingOwnerAddress>
            <rptOwnerStreet1>C/O DUFF &amp; PHELPS INVESTMENT MANAGEMENT</rptOwnerStreet1>
            <rptOwnerStreet2>200 S WACKER DR, SUITE 500</rptOwnerStreet2>
            <rptOwnerCity>CHICAGO</rptOwnerCity>
            <rptOwnerState>IL</rptOwnerState>
            <rptOwnerZipCode>60606</rptOwnerZipCode>
            <rptOwnerStateDescription></rptOwnerStateDescription>
        </reportingOwnerAddress>
        <reportingOwnerRelationship>
            <isDirector>1</isDirector>
            <isOfficer>0</isOfficer>
            <isTenPercentOwner>0</isTenPercentOwner>
            <isOther>0</isOther>
        </reportingOwnerRelationship>
    </reportingOwner>

    <nonDerivativeTable>
        <nonDerivativeTransaction>
            <securityTitle>
                <value>Common stock</value>
            </securityTitle>
            <transactionDate>
                <value>2009-08-12</value>
            </transactionDate>
            <transactionCoding>
                <transactionFormType>4</transactionFormType>
                <transactionCode>P</transactionCode>
                <equitySwapInvolved>0</equitySwapInvolved>
            </transactionCoding>
            <transactionTimeliness>
                <value>L</value>
            </transactionTimeliness>
            <transactionAmounts>
                <transactionShares>
                    <value>1120</value>
                </transactionShares>
                <transactionPricePerShare>
                    <value>8.855</value>
                </transactionPricePerShare>
                <transactionAcquiredDisposedCode>
                    <value>A</value>
                </transactionAcquiredDisposedCode>
            </transactionAmounts>
            <postTransactionAmounts>
                <sharesOwnedFollowingTransaction>
                    <value>7851</value>
                </sharesOwnedFollowingTransaction>
            </postTransactionAmounts>
            <ownershipNature>
                <directOrIndirectOwnership>
                    <value>D</value>
                </directOrIndirectOwnership>
            </ownershipNature>
        </nonDerivativeTransaction>
        <nonDerivativeHolding>
            <securityTitle>
                <value>Common stock</value>
            </securityTitle>
            <transactionCoding>
                <transactionFormType></transactionFormType>
            </transactionCoding>
            <postTransactionAmounts>
                <sharesOwnedFollowingTransaction>
                    <value>21000</value>
                </sharesOwnedFollowingTransaction>
            </postTransactionAmounts>
            <ownershipNature>
                <directOrIndirectOwnership>
                    <value>I</value>
                </directOrIndirectOwnership>
                <natureOfOwnership>
                    <value>By Hardscuffle, Inc.</value>
                    <footnoteId id="F1"/>
                </natureOfOwnership>
            </ownershipNature>
        </nonDerivativeHolding>
        <nonDerivativeHolding>
            <securityTitle>
                <value>Common stock</value>
            </securityTitle>
            <transactionCoding>
                <transactionFormType></transactionFormType>
            </transactionCoding>
            <postTransactionAmounts>
                <sharesOwnedFollowingTransaction>
                    <value>47500</value>
                </sharesOwnedFollowingTransaction>
            </postTransactionAmounts>
            <ownershipNature>
                <directOrIndirectOwnership>
                    <value>I</value>
                </directOrIndirectOwnership>
                <natureOfOwnership>
                    <value>By American Life &amp; Accident Ins. Co. of Kentucky</value>
                    <footnoteId id="F2"/>
                </natureOfOwnership>
            </ownershipNature>
        </nonDerivativeHolding>
    </nonDerivativeTable>

    <footnotes>
        <footnote id="F1">The reporting person is the Chairman and Chief Executive Officer and a shareholder of Hardscuffle, Inc., and as such may be deemed to share voting and investment power over any shares of common stock of the issuer that are owned by Hardscuffle, Inc. or to have a &quot;pecuniary interest&quot; in them as defined in Rule 16a-1(a)(2). However, the reporting person disclaims beneficial ownership of such shares.</footnote>
        <footnote id="F2">The reporting person is the Chairman and Chief Executive Officer of American Life and Accident Insurance Company of Kentucky (&quot;American Life&quot;) and a shareholder of its parent company, Hardscuffle, Inc., and as such may be deemed to share voting and investment power over any shares of common stock of the issuer that are owned by American Life or to have a &quot;pecuniary interest&quot; in them as defined in Rule 16a-1(a)(2). However, the reporting person disclaims beneficial ownership of such shares.</footnote>
    </footnotes>

    <ownerSignature>
        <signatureName>Nathan I. Partain, Attorney-in-fact</signatureName>
        <signatureDate>2010-03-18</signatureDate>
    </ownerSignature>
</ownershipDocument>
</XML>
</TEXT>
</DOCUMENT>
</SEC-DOCUMENT>
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