<SEC-DOCUMENT>0001193125-21-004084-index.html : 20210107
<SEC-HEADER>0001193125-21-004084.hdr.sgml : 20210107
<ACCEPTANCE-DATETIME>20210107151151
ACCESSION NUMBER:		0001193125-21-004084
CONFORMED SUBMISSION TYPE:	497K
PUBLIC DOCUMENT COUNT:		3
FILED AS OF DATE:		20210107
DATE AS OF CHANGE:		20210107
EFFECTIVENESS DATE:		20210107

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:		497K
		SEC ACT:		1933 Act
		SEC FILE NUMBER:	033-16905
		FILM NUMBER:		21514029

	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
<SERIES-AND-CLASSES-CONTRACTS-DATA>
<EXISTING-SERIES-AND-CLASSES-CONTRACTS>
<SERIES>
<OWNER-CIK>0000820892
<SERIES-ID>S000005558
<SERIES-NAME>Nuveen Minnesota Intermediate Municipal Bond Fund
<CLASS-CONTRACT>
<CLASS-CONTRACT-ID>C000015134
<CLASS-CONTRACT-NAME>Class A
<CLASS-CONTRACT-TICKER-SYMBOL>FAMAX
</CLASS-CONTRACT>
<CLASS-CONTRACT>
<CLASS-CONTRACT-ID>C000015135
<CLASS-CONTRACT-NAME>Class I
<CLASS-CONTRACT-TICKER-SYMBOL>FAMTX
</CLASS-CONTRACT>
<CLASS-CONTRACT>
<CLASS-CONTRACT-ID>C000096214
<CLASS-CONTRACT-NAME>Nuveen Minnesota Intermediate Municipal Bond Fund Class C2
<CLASS-CONTRACT-TICKER-SYMBOL>NIBMX
</CLASS-CONTRACT>
<CLASS-CONTRACT>
<CLASS-CONTRACT-ID>C000137678
<CLASS-CONTRACT-NAME>Nuveen Minnesota Intermediate Municipal Bond Fund Class C
<CLASS-CONTRACT-TICKER-SYMBOL>NIBCX
</CLASS-CONTRACT>
</SERIES>
</EXISTING-SERIES-AND-CLASSES-CONTRACTS>
</SERIES-AND-CLASSES-CONTRACTS-DATA>
</SEC-HEADER>
<DOCUMENT>
<TYPE>497K
<SEQUENCE>1
<FILENAME>d55595d497k.htm
<DESCRIPTION>NUVEEN INVESTMENT FUNDS, INC.
<TEXT>
Document 1 - file: d55595d497k.htm

</DOCUMENT>
<DOCUMENT>
<TYPE>GRAPHIC
<SEQUENCE>2
<FILENAME>g55595img_c236be9fa7e64.jpg
<DESCRIPTION>GRAPHIC
<TEXT>
Document 2 - file: g55595img_c236be9fa7e64.jpg

</DOCUMENT>
<DOCUMENT>
<TYPE>GRAPHIC
<SEQUENCE>3
<FILENAME>g55595img_e8850b6ae67d4.jpg
<DESCRIPTION>GRAPHIC
<TEXT>
Document 3 - file: g55595img_e8850b6ae67d4.jpg

</DOCUMENT>
</SEC-DOCUMENT>