<SEC-DOCUMENT>0001193125-15-382937-index.html : 20151120
<SEC-HEADER>0001193125-15-382937.hdr.sgml : 20151120
<ACCEPTANCE-DATETIME>20151120083721
ACCESSION NUMBER:		0001193125-15-382937
CONFORMED SUBMISSION TYPE:	S-8
PUBLIC DOCUMENT COUNT:		3
FILED AS OF DATE:		20151120
DATE AS OF CHANGE:		20151120
EFFECTIVENESS DATE:		20151120

FILER:

	COMPANY DATA:	
		COMPANY CONFORMED NAME:			21Vianet Group, Inc.
		CENTRAL INDEX KEY:			0001508475
		STANDARD INDUSTRIAL CLASSIFICATION:	SERVICES-COMPUTER PROGRAMMING, DATA PROCESSING, ETC. [7370]
		IRS NUMBER:				000000000

	FILING VALUES:
		FORM TYPE:		S-8
		SEC ACT:		1933 Act
		SEC FILE NUMBER:	333-208121
		FILM NUMBER:		151245026

	BUSINESS ADDRESS:	
		STREET 1:		M5, 1JIUXIANQIAO EAST ROAD
		STREET 2:		Chaoyang District
		CITY:			Beijing
		STATE:			F4
		ZIP:			100016
		BUSINESS PHONE:		(86 10) 8456-2121

	MAIL ADDRESS:	
		STREET 1:		M5, 1JIUXIANQIAO EAST ROAD
		STREET 2:		Chaoyang District
		CITY:			Beijing
		STATE:			F4
		ZIP:			100016

	FORMER COMPANY:	
		FORMER CONFORMED NAME:	21 Vianet Group, Inc.
		DATE OF NAME CHANGE:	20101221
</SEC-HEADER>
<DOCUMENT>
<TYPE>S-8
<SEQUENCE>1
<FILENAME>d27100ds8.htm
<DESCRIPTION>FORM S-8
<TEXT>
Document 1 - file: d27100ds8.htm

</DOCUMENT>
<DOCUMENT>
<TYPE>EX-5.1
<SEQUENCE>2
<FILENAME>d27100dex51.htm
<DESCRIPTION>EX-5.1
<TEXT>
Document 2 - file: d27100dex51.htm

</DOCUMENT>
<DOCUMENT>
<TYPE>EX-23.1
<SEQUENCE>3
<FILENAME>d27100dex231.htm
<DESCRIPTION>EX-23.1
<TEXT>
Document 3 - file: d27100dex231.htm

</DOCUMENT>
</SEC-DOCUMENT>