<SEC-DOCUMENT>0001193125-19-216879-index.html : 20190808
<SEC-HEADER>0001193125-19-216879.hdr.sgml : 20190808
<ACCEPTANCE-DATETIME>20190808162504
ACCESSION NUMBER:		0001193125-19-216879
CONFORMED SUBMISSION TYPE:	N-CSR
PUBLIC DOCUMENT COUNT:		10
CONFORMED PERIOD OF REPORT:	20190531
FILED AS OF DATE:		20190808
DATE AS OF CHANGE:		20190808
EFFECTIVENESS DATE:		20190808

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:		N-CSR
		SEC ACT:		1940 Act
		SEC FILE NUMBER:	811-05309
		FILM NUMBER:		191009944

	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>C000081082
<CLASS-CONTRACT-NAME>Class C1
<CLASS-CONTRACT-TICKER-SYMBOL>FACMX
</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>
<SERIES>
<OWNER-CIK>0000820892
<SERIES-ID>S000005559
<SERIES-NAME>Nuveen Minnesota Municipal Bond Fund
<CLASS-CONTRACT>
<CLASS-CONTRACT-ID>C000015136
<CLASS-CONTRACT-NAME>Class A
<CLASS-CONTRACT-TICKER-SYMBOL>FJMNX
</CLASS-CONTRACT>
<CLASS-CONTRACT>
<CLASS-CONTRACT-ID>C000015137
<CLASS-CONTRACT-NAME>Class C1
<CLASS-CONTRACT-TICKER-SYMBOL>FCMNX
</CLASS-CONTRACT>
<CLASS-CONTRACT>
<CLASS-CONTRACT-ID>C000015138
<CLASS-CONTRACT-NAME>Class I
<CLASS-CONTRACT-TICKER-SYMBOL>FYMNX
</CLASS-CONTRACT>
<CLASS-CONTRACT>
<CLASS-CONTRACT-ID>C000096215
<CLASS-CONTRACT-NAME>Nuveen Minnesota Municipal Bond Fund Class C2
<CLASS-CONTRACT-TICKER-SYMBOL>NMBCX
</CLASS-CONTRACT>
<CLASS-CONTRACT>
<CLASS-CONTRACT-ID>C000137679
<CLASS-CONTRACT-NAME>Nuveen Minnesota Municipal Bond Fund Class C
<CLASS-CONTRACT-TICKER-SYMBOL>NTCCX
</CLASS-CONTRACT>
</SERIES>
<SERIES>
<OWNER-CIK>0000820892
<SERIES-ID>S000005560
<SERIES-NAME>Nuveen Nebraska Municipal Bond Fund
<CLASS-CONTRACT>
<CLASS-CONTRACT-ID>C000015139
<CLASS-CONTRACT-NAME>Class A
<CLASS-CONTRACT-TICKER-SYMBOL>FNTAX
</CLASS-CONTRACT>
<CLASS-CONTRACT>
<CLASS-CONTRACT-ID>C000015140
<CLASS-CONTRACT-NAME>Class C1
<CLASS-CONTRACT-TICKER-SYMBOL>FNTCX
</CLASS-CONTRACT>
<CLASS-CONTRACT>
<CLASS-CONTRACT-ID>C000015141
<CLASS-CONTRACT-NAME>Class I
<CLASS-CONTRACT-TICKER-SYMBOL>FNTYX
</CLASS-CONTRACT>
<CLASS-CONTRACT>
<CLASS-CONTRACT-ID>C000096216
<CLASS-CONTRACT-NAME>Nuveen Nebraska Municipal Bond Fund Class C2
<CLASS-CONTRACT-TICKER-SYMBOL>NCNBX
</CLASS-CONTRACT>
<CLASS-CONTRACT>
<CLASS-CONTRACT-ID>C000137680
<CLASS-CONTRACT-NAME>Nuveen Nebraska Municipal Bond Fund Class C
<CLASS-CONTRACT-TICKER-SYMBOL>NAAFX
</CLASS-CONTRACT>
</SERIES>
<SERIES>
<OWNER-CIK>0000820892
<SERIES-ID>S000005562
<SERIES-NAME>Nuveen Oregon Intermediate Municipal Bond Fund
<CLASS-CONTRACT>
<CLASS-CONTRACT-ID>C000015145
<CLASS-CONTRACT-NAME>Class A
<CLASS-CONTRACT-TICKER-SYMBOL>FOTAX
</CLASS-CONTRACT>
<CLASS-CONTRACT>
<CLASS-CONTRACT-ID>C000015146
<CLASS-CONTRACT-NAME>Class I
<CLASS-CONTRACT-TICKER-SYMBOL>FORCX
</CLASS-CONTRACT>
<CLASS-CONTRACT>
<CLASS-CONTRACT-ID>C000096217
<CLASS-CONTRACT-NAME>Nuveen Oregon Intermediate Municipal Bond Fund Class C2
<CLASS-CONTRACT-TICKER-SYMBOL>NIMOX
</CLASS-CONTRACT>
<CLASS-CONTRACT>
<CLASS-CONTRACT-ID>C000137681
<CLASS-CONTRACT-NAME>Nuveen Oregon Intermediate Municipal Bond Fund Class C
<CLASS-CONTRACT-TICKER-SYMBOL>NAFOX
</CLASS-CONTRACT>
</SERIES>
</EXISTING-SERIES-AND-CLASSES-CONTRACTS>
</SERIES-AND-CLASSES-CONTRACTS-DATA>
</SEC-HEADER>
<DOCUMENT>
<TYPE>N-CSR
<SEQUENCE>1
<FILENAME>d739938dncsr.htm
<DESCRIPTION>NUVEEN INVESTMENT FUNDS, INC.
<TEXT>
Document 1 - file: d739938dncsr.htm
</DOCUMENT> <DOCUMENT> <TYPE>EX-99.CERT <SEQUENCE>2 <FILENAME>d739938dex99cert.htm <DESCRIPTION>CERTIFICATION PURSUANT TO SECTION 302 OF THE SARBANES-OXLEY ACT <TEXT> Document 2 - file: d739938dex99cert.htm
</DOCUMENT> <DOCUMENT> <TYPE>EX-99.906CERT <SEQUENCE>3 <FILENAME>d739938dex99906cert.htm <DESCRIPTION>CERTIFICATION PURSUANT TO SECTION 906 OF THE SARBANES-OXLEY ACT <TEXT> Document 3 - file: d739938dex99906cert.htm
</DOCUMENT> <DOCUMENT> <TYPE>GRAPHIC <SEQUENCE>4 <FILENAME>g739938img00e2ce025.gif <DESCRIPTION>GRAPHIC <TEXT> Document 4 - file: g739938img00e2ce025.gif
</DOCUMENT> <DOCUMENT> <TYPE>GRAPHIC <SEQUENCE>5 <FILENAME>g739938img568384b66.gif <DESCRIPTION>GRAPHIC <TEXT> Document 5 - file: g739938img568384b66.gif
</DOCUMENT> <DOCUMENT> <TYPE>GRAPHIC <SEQUENCE>6 <FILENAME>g739938img5ba1903b7.gif <DESCRIPTION>GRAPHIC <TEXT> Document 6 - file: g739938img5ba1903b7.gif
</DOCUMENT> <DOCUMENT> <TYPE>GRAPHIC <SEQUENCE>7 <FILENAME>g739938img640a8a361.gif <DESCRIPTION>GRAPHIC <TEXT> Document 7 - file: g739938img640a8a361.gif
</DOCUMENT> <DOCUMENT> <TYPE>GRAPHIC <SEQUENCE>8 <FILENAME>g739938img6acc14892.jpg <DESCRIPTION>GRAPHIC <TEXT> Document 8 - file: g739938img6acc14892.jpg
</DOCUMENT> <DOCUMENT> <TYPE>GRAPHIC <SEQUENCE>9 <FILENAME>g739938imgc0a1d6e84.gif <DESCRIPTION>GRAPHIC <TEXT> Document 9 - file: g739938imgc0a1d6e84.gif
</DOCUMENT> <DOCUMENT> <TYPE>GRAPHIC <SEQUENCE>10 <FILENAME>g739938imgc613ac5f3.jpg <DESCRIPTION>GRAPHIC <TEXT> Document 10 - file: g739938imgc613ac5f3.jpg
</DOCUMENT> </SEC-DOCUMENT>