<SEC-DOCUMENT>0000914775-17-000154-index.html : 20170822
<SEC-HEADER>0000914775-17-000154.hdr.sgml : 20170822
<ACCEPTANCE-DATETIME>20170822155855
ACCESSION NUMBER:		0000914775-17-000154
CONFORMED SUBMISSION TYPE:	NSAR-A
PUBLIC DOCUMENT COUNT:		18
CONFORMED PERIOD OF REPORT:	20170630
FILED AS OF DATE:		20170822
DATE AS OF CHANGE:		20170822
EFFECTIVENESS DATE:		20170822

FILER:

	COMPANY DATA:	
		COMPANY CONFORMED NAME:			DREYFUS INVESTMENT FUNDS
		CENTRAL INDEX KEY:			0000799295
		IRS NUMBER:				043106135
		STATE OF INCORPORATION:			MA
		FISCAL YEAR END:			1231

	FILING VALUES:
		FORM TYPE:		NSAR-A
		SEC ACT:		1940 Act
		SEC FILE NUMBER:	811-04813
		FILM NUMBER:		171045185

	BUSINESS ADDRESS:	
		STREET 1:		200 PARK AVENUE
		CITY:			NEW YORK
		STATE:			NY
		ZIP:			10166
		BUSINESS PHONE:		212-922-6000

	MAIL ADDRESS:	
		STREET 1:		200 PARK AVENUE
		CITY:			NEW YORK
		STATE:			NY
		ZIP:			10166

	FORMER COMPANY:	
		FORMER CONFORMED NAME:	MELLON INSTITUTIONAL FUNDS INVESTMENT TRUST
		DATE OF NAME CHANGE:	20030707

	FORMER COMPANY:	
		FORMER CONFORMED NAME:	STANDISH AYER & WOOD INVESTMENT TRUST
		DATE OF NAME CHANGE:	19920703
<SERIES-AND-CLASSES-CONTRACTS-DATA>
<EXISTING-SERIES-AND-CLASSES-CONTRACTS>
<SERIES>
<OWNER-CIK>0000799295
<SERIES-ID>S000011502
<SERIES-NAME>Dreyfus/Standish Global Fixed Income Fund
<CLASS-CONTRACT>
<CLASS-CONTRACT-ID>C000031763
<CLASS-CONTRACT-NAME>Dreyfus/Standish Global Fixed Income Fund - Class I
<CLASS-CONTRACT-TICKER-SYMBOL>SDGIX
</CLASS-CONTRACT>
<CLASS-CONTRACT>
<CLASS-CONTRACT-ID>C000081694
<CLASS-CONTRACT-NAME>Class A
<CLASS-CONTRACT-TICKER-SYMBOL>DHGAX
</CLASS-CONTRACT>
<CLASS-CONTRACT>
<CLASS-CONTRACT-ID>C000081695
<CLASS-CONTRACT-NAME>Class C
<CLASS-CONTRACT-TICKER-SYMBOL>DHGCX
</CLASS-CONTRACT>
<CLASS-CONTRACT>
<CLASS-CONTRACT-ID>C000130461
<CLASS-CONTRACT-NAME>Class Y
<CLASS-CONTRACT-TICKER-SYMBOL>DSDYX
</CLASS-CONTRACT>
<CLASS-CONTRACT>
<CLASS-CONTRACT-ID>C000188042
<CLASS-CONTRACT-NAME>Class T
<CLASS-CONTRACT-TICKER-SYMBOL>DHGTX
</CLASS-CONTRACT>
</SERIES>
</EXISTING-SERIES-AND-CLASSES-CONTRACTS>
</SERIES-AND-CLASSES-CONTRACTS-DATA>
</SEC-HEADER>
<DOCUMENT>
<TYPE>NSAR-A
<SEQUENCE>1
<FILENAME>answer.fil
<DESCRIPTION>SEMI-ANNUAL NSAR
<TEXT>
Document 1 - file: answer.fil

</DOCUMENT>
<DOCUMENT>
<TYPE>EX-99.77I NEW SECUR
<SEQUENCE>2
<FILENAME>item77i.htm
<DESCRIPTION>TERMS OF NEW OR AMENDED SECURITIES
<TEXT>
Document 2 - file: item77i.htm

</DOCUMENT>
<DOCUMENT>
<TYPE>EX-99.77Q1 OTHR EXHB
<SEQUENCE>3
<FILENAME>item77q1a.htm
<DESCRIPTION>EX-99.77Q1(A)
<TEXT>
Document 3 - file: item77q1a.htm

</DOCUMENT>
<DOCUMENT>
<TYPE>EX-99.77Q1 OTHR EXHB
<SEQUENCE>4
<FILENAME>item77q1d.htm
<DESCRIPTION>EX-99.77Q1(D)
<TEXT>
Document 4 - file: item77q1d.htm

</DOCUMENT>
<DOCUMENT>
<TYPE>EX-99.77O RULE 10F-3
<SEQUENCE>5
<FILENAME>rule10f31dif.htm
<DESCRIPTION>TRANSACTIONS EFFECTED PURSUANT TO RULE 10F-3
<TEXT>
Document 5 - file: rule10f31dif.htm

</DOCUMENT>
<DOCUMENT>
<TYPE>GRAPHIC
<SEQUENCE>6
<FILENAME>rule10f31difx2x1.jpg
<TEXT>
Document 6 - file: rule10f31difx2x1.jpg

</DOCUMENT>
<DOCUMENT>
<TYPE>GRAPHIC
<SEQUENCE>7
<FILENAME>rule10f31difx3x1.jpg
<TEXT>
Document 7 - file: rule10f31difx3x1.jpg

</DOCUMENT>
<DOCUMENT>
<TYPE>GRAPHIC
<SEQUENCE>8
<FILENAME>rule10f31difx5x1.jpg
<TEXT>
Document 8 - file: rule10f31difx5x1.jpg

</DOCUMENT>
<DOCUMENT>
<TYPE>GRAPHIC
<SEQUENCE>9
<FILENAME>rule10f31difx6x1.jpg
<TEXT>
Document 9 - file: rule10f31difx6x1.jpg

</DOCUMENT>
<DOCUMENT>
<TYPE>GRAPHIC
<SEQUENCE>10
<FILENAME>rule10f31difx7x1.jpg
<TEXT>
Document 10 - file: rule10f31difx7x1.jpg

</DOCUMENT>
<DOCUMENT>
<TYPE>GRAPHIC
<SEQUENCE>11
<FILENAME>rule10f31difx7x2.jpg
<TEXT>
Document 11 - file: rule10f31difx7x2.jpg

</DOCUMENT>
<DOCUMENT>
<TYPE>EX-99.77O RULE 10F-3
<SEQUENCE>12
<FILENAME>rule10f32dif.htm
<DESCRIPTION>TRANSACTIONS EFFECTED PURSUANT TO RULE 10F-3
<TEXT>
Document 12 - file: rule10f32dif.htm

</DOCUMENT>
<DOCUMENT>
<TYPE>GRAPHIC
<SEQUENCE>13
<FILENAME>rule10f32difx3x1.jpg
<TEXT>
Document 13 - file: rule10f32difx3x1.jpg

</DOCUMENT>
<DOCUMENT>
<TYPE>GRAPHIC
<SEQUENCE>14
<FILENAME>rule10f32difx4x1.jpg
<TEXT>
Document 14 - file: rule10f32difx4x1.jpg

</DOCUMENT>
<DOCUMENT>
<TYPE>GRAPHIC
<SEQUENCE>15
<FILENAME>rule10f32difx6x1.jpg
<TEXT>
Document 15 - file: rule10f32difx6x1.jpg

</DOCUMENT>
<DOCUMENT>
<TYPE>GRAPHIC
<SEQUENCE>16
<FILENAME>rule10f32difx7x1.jpg
<TEXT>
Document 16 - file: rule10f32difx7x1.jpg

</DOCUMENT>
<DOCUMENT>
<TYPE>GRAPHIC
<SEQUENCE>17
<FILENAME>rule10f32difx8x1.jpg
<TEXT>
Document 17 - file: rule10f32difx8x1.jpg

</DOCUMENT>
<DOCUMENT>
<TYPE>GRAPHIC
<SEQUENCE>18
<FILENAME>rule10f32difx8x2.jpg
<TEXT>
Document 18 - file: rule10f32difx8x2.jpg

</DOCUMENT>
</SEC-DOCUMENT>