<SEC-DOCUMENT>0001193125-21-144955-index.html : 20210430
<SEC-HEADER>0001193125-21-144955.hdr.sgml : 20210430
<ACCEPTANCE-DATETIME>20210430160255
ACCESSION NUMBER:		0001193125-21-144955
CONFORMED SUBMISSION TYPE:	497K
PUBLIC DOCUMENT COUNT:		3
FILED AS OF DATE:		20210430
DATE AS OF CHANGE:		20210430
EFFECTIVENESS DATE:		20210430

FILER:

	COMPANY DATA:	
		COMPANY CONFORMED NAME:			LOOMIS SAYLES FUNDS II
		CENTRAL INDEX KEY:			0000872649
		IRS NUMBER:				043113285
		STATE OF INCORPORATION:			MA
		FISCAL YEAR END:			0930

	FILING VALUES:
		FORM TYPE:		497K
		SEC ACT:		1933 Act
		SEC FILE NUMBER:	033-39133
		FILM NUMBER:		21877717

	BUSINESS ADDRESS:	
		STREET 1:		888 BOYLSTON STREET
		STREET 2:		8TH FLOOR
		CITY:			BOSTON
		STATE:			MA
		ZIP:			02199
		BUSINESS PHONE:		617-449-2810

	MAIL ADDRESS:	
		STREET 1:		888 BOYLSTON STREET
		STREET 2:		8TH FLOOR
		CITY:			BOSTON
		STATE:			MA
		ZIP:			02199

	FORMER COMPANY:	
		FORMER CONFORMED NAME:	LOOMIS SAYLES FUNDS I
		DATE OF NAME CHANGE:	20031119

	FORMER COMPANY:	
		FORMER CONFORMED NAME:	LOOMIS SAYLES FUNDS
		DATE OF NAME CHANGE:	20031015

	FORMER COMPANY:	
		FORMER CONFORMED NAME:	LOOMIS SAYLES FUNDS II
		DATE OF NAME CHANGE:	20030718
<SERIES-AND-CLASSES-CONTRACTS-DATA>
<EXISTING-SERIES-AND-CLASSES-CONTRACTS>
<SERIES>
<OWNER-CIK>0000872649
<SERIES-ID>S000006701
<SERIES-NAME>Loomis Sayles Investment Grade Bond Fund
<CLASS-CONTRACT>
<CLASS-CONTRACT-ID>C000018234
<CLASS-CONTRACT-NAME>Class A
<CLASS-CONTRACT-TICKER-SYMBOL>LIGRX
</CLASS-CONTRACT>
<CLASS-CONTRACT>
<CLASS-CONTRACT-ID>C000018236
<CLASS-CONTRACT-NAME>Class C
<CLASS-CONTRACT-TICKER-SYMBOL>LGBCX
</CLASS-CONTRACT>
<CLASS-CONTRACT>
<CLASS-CONTRACT-ID>C000018238
<CLASS-CONTRACT-NAME>Class Y
<CLASS-CONTRACT-TICKER-SYMBOL>LSIIX
</CLASS-CONTRACT>
<CLASS-CONTRACT>
<CLASS-CONTRACT-ID>C000082998
<CLASS-CONTRACT-NAME>Admin Class
<CLASS-CONTRACT-TICKER-SYMBOL>LIGAX
</CLASS-CONTRACT>
<CLASS-CONTRACT>
<CLASS-CONTRACT-ID>C000125485
<CLASS-CONTRACT-NAME>Class N
<CLASS-CONTRACT-TICKER-SYMBOL>LGBNX
</CLASS-CONTRACT>
<CLASS-CONTRACT>
<CLASS-CONTRACT-ID>C000188537
<CLASS-CONTRACT-NAME>Class T
<CLASS-CONTRACT-TICKER-SYMBOL>LIGTX
</CLASS-CONTRACT>
</SERIES>
</EXISTING-SERIES-AND-CLASSES-CONTRACTS>
</SERIES-AND-CLASSES-CONTRACTS-DATA>
</SEC-HEADER>
<DOCUMENT>
<TYPE>497K
<SEQUENCE>1
<FILENAME>d126481d497k.htm
<DESCRIPTION>LOOMIS SAYLES INVESTMENT GRADE BOND FUND
<TEXT>
Document 1 - file: d126481d497k.htm

</DOCUMENT>
<DOCUMENT>
<TYPE>GRAPHIC
<SEQUENCE>2
<FILENAME>g126481sp3930img001.jpg
<DESCRIPTION>GRAPHIC
<TEXT>
Document 2 - file: g126481sp3930img001.jpg

</DOCUMENT>
<DOCUMENT>
<TYPE>GRAPHIC
<SEQUENCE>3
<FILENAME>g126481sp3930img002.jpg
<DESCRIPTION>GRAPHIC
<TEXT>
Document 3 - file: g126481sp3930img002.jpg

</DOCUMENT>
</SEC-DOCUMENT>