<SEC-DOCUMENT>0001193125-18-197286-index.html : 20180620
<SEC-HEADER>0001193125-18-197286.hdr.sgml : 20180620
<ACCEPTANCE-DATETIME>20180620061804
ACCESSION NUMBER:		0001193125-18-197286
CONFORMED SUBMISSION TYPE:	485BPOS
PUBLIC DOCUMENT COUNT:		23
FILED AS OF DATE:		20180620
DATE AS OF CHANGE:		20180620
EFFECTIVENESS DATE:		20180620

FILER:

	COMPANY DATA:	
		COMPANY CONFORMED NAME:			NUVEEN INVESTMENT FUNDS INC
		CENTRAL INDEX KEY:			0000820892
		IRS NUMBER:				411418224
		STATE OF INCORPORATION:			MD
		FISCAL YEAR END:			1031

	FILING VALUES:
		FORM TYPE:		485BPOS
		SEC ACT:		1933 Act
		SEC FILE NUMBER:	033-16905
		FILM NUMBER:		18908614

	BUSINESS ADDRESS:	
		STREET 1:		333 WEST WACKER DR.
		CITY:			CHICAGO
		STATE:			IL
		ZIP:			60606
		BUSINESS PHONE:		312-917-8146

	MAIL ADDRESS:	
		STREET 1:		333 WEST WACKER DR.
		CITY:			CHICAGO
		STATE:			IL
		ZIP:			60606

	FORMER COMPANY:	
		FORMER CONFORMED NAME:	FIRST AMERICAN INVESTMENT FUNDS INC
		DATE OF NAME CHANGE:	19920703

	FORMER COMPANY:	
		FORMER CONFORMED NAME:	SECURAL MUTUAL FUNDS INC
		DATE OF NAME CHANGE:	19910627

FILER:

	COMPANY DATA:	
		COMPANY CONFORMED NAME:			NUVEEN INVESTMENT FUNDS INC
		CENTRAL INDEX KEY:			0000820892
		IRS NUMBER:				411418224
		STATE OF INCORPORATION:			MD
		FISCAL YEAR END:			1031

	FILING VALUES:
		FORM TYPE:		485BPOS
		SEC ACT:		1940 Act
		SEC FILE NUMBER:	811-05309
		FILM NUMBER:		18908615

	BUSINESS ADDRESS:	
		STREET 1:		333 WEST WACKER DR.
		CITY:			CHICAGO
		STATE:			IL
		ZIP:			60606
		BUSINESS PHONE:		312-917-8146

	MAIL ADDRESS:	
		STREET 1:		333 WEST WACKER DR.
		CITY:			CHICAGO
		STATE:			IL
		ZIP:			60606

	FORMER COMPANY:	
		FORMER CONFORMED NAME:	FIRST AMERICAN INVESTMENT FUNDS INC
		DATE OF NAME CHANGE:	19920703

	FORMER COMPANY:	
		FORMER CONFORMED NAME:	SECURAL MUTUAL FUNDS INC
		DATE OF NAME CHANGE:	19910627
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<SERIES>
<OWNER-CIK>0000820892
<SERIES-ID>S000005556
<SERIES-NAME>Nuveen Mid Cap Value Fund
<CLASS-CONTRACT>
<CLASS-CONTRACT-ID>C000015126
<CLASS-CONTRACT-NAME>Class A
<CLASS-CONTRACT-TICKER-SYMBOL>FASEX
</CLASS-CONTRACT>
<CLASS-CONTRACT>
<CLASS-CONTRACT-ID>C000015128
<CLASS-CONTRACT-NAME>Class C
<CLASS-CONTRACT-TICKER-SYMBOL>FACSX
</CLASS-CONTRACT>
<CLASS-CONTRACT>
<CLASS-CONTRACT-ID>C000015129
<CLASS-CONTRACT-NAME>Class R3
<CLASS-CONTRACT-TICKER-SYMBOL>FMVSX
</CLASS-CONTRACT>
<CLASS-CONTRACT>
<CLASS-CONTRACT-ID>C000015130
<CLASS-CONTRACT-NAME>Class I
<CLASS-CONTRACT-TICKER-SYMBOL>FSEIX
</CLASS-CONTRACT>
<CLASS-CONTRACT>
<CLASS-CONTRACT-ID>C000184993
<CLASS-CONTRACT-NAME>Class T
<CLASS-CONTRACT-TICKER-SYMBOL>FACUX
</CLASS-CONTRACT>
<CLASS-CONTRACT>
<CLASS-CONTRACT-ID>C000202060
<CLASS-CONTRACT-NAME>Class R6
<CLASS-CONTRACT-TICKER-SYMBOL>FMVQX
</CLASS-CONTRACT>
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</SERIES-AND-CLASSES-CONTRACTS-DATA>
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<DOCUMENT>
<TYPE>485BPOS
<SEQUENCE>1
<FILENAME>d564117d485bpos.htm
<DESCRIPTION>NUVEEN INVESTMENT FUNDS, INC.
<TEXT>
Document 1 - file: d564117d485bpos.htm

</DOCUMENT>
<DOCUMENT>
<TYPE>EX-99.I
<SEQUENCE>2
<FILENAME>d564117dex99i.htm
<DESCRIPTION>OPINION AND CONSENT OF DORSEY & WHITNEY LLP
<TEXT>
Document 2 - file: d564117dex99i.htm

</DOCUMENT>
<DOCUMENT>
<TYPE>EX-99.J
<SEQUENCE>3
<FILENAME>d564117dex99j.htm
<DESCRIPTION>CONSENT OF INDEPENDENT REGISTERED PUBLIC ACCOUNTING FIRM
<TEXT>
Document 3 - file: d564117dex99j.htm

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Document 5 - file: g564117g0619085704285.jpg

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Document 6 - file: g564117g12m91.jpg

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Document 7 - file: g564117g14q36.jpg

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Document 8 - file: g564117g36g31.jpg

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Document 9 - file: g564117g37u96.jpg

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Document 10 - file: g564117g43m32.jpg

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Document 11 - file: g564117g44d71.jpg

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Document 12 - file: g564117g44s58.jpg

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Document 13 - file: g564117g47m83.jpg

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<DESCRIPTION>GRAPHIC
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Document 14 - file: g564117g49r51.jpg

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<DESCRIPTION>GRAPHIC
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Document 15 - file: g564117g55o46.jpg

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Document 16 - file: g564117g58b43.jpg

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Document 17 - file: g564117g58e46.jpg

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<DESCRIPTION>GRAPHIC
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Document 18 - file: g564117g59y44.jpg

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<DESCRIPTION>GRAPHIC
<TEXT>
Document 19 - file: g564117g61h09.jpg

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<TYPE>GRAPHIC
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<DESCRIPTION>GRAPHIC
<TEXT>
Document 20 - file: g564117g63l73.jpg

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<DESCRIPTION>GRAPHIC
<TEXT>
Document 21 - file: g564117g80l97.jpg

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<TYPE>GRAPHIC
<SEQUENCE>22
<FILENAME>g564117g83d66.jpg
<DESCRIPTION>GRAPHIC
<TEXT>
Document 22 - file: g564117g83d66.jpg

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<TYPE>GRAPHIC
<SEQUENCE>23
<FILENAME>g564117g90h77.jpg
<DESCRIPTION>GRAPHIC
<TEXT>
Document 23 - file: g564117g90h77.jpg

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<TYPE>GRAPHIC
<SEQUENCE>24
<FILENAME>g564117g94w25.jpg
<DESCRIPTION>GRAPHIC
<TEXT>
Document 24 - file: g564117g94w25.jpg

</DOCUMENT>
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