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Exhibit 21.1

MAJOR SUBSIDIARIES OF THE REGISTRANT AT DECEMBER 31, 2011

Name of Subsidiary	State or Other Jurisdiction of Incorporation or Organization
AB Partners C.V.	Netherlands
Activision Blizzard Benelux B.V	Netherlands
Activision Blizzard Deutschland GmbH	Germany
Activision Blizzard France SAS	France
Activision Blizzard Nordic AB	Sweden
Activision Blizzard Pty Limited	Australia
Activision Blizzard UK Limited	U.K.
Activision Publishing, Inc	U.S.—Delaware
ATVI C.V	Netherlands
Blizzard Entertainment SAS	France
Blizzard Entertainment, Inc	U.S.—Delaware
Coöperatie Activision Blizzard International U.A	Netherlands
Infinity Ward, Inc	U.S.—Delaware
Sledgehammer Games, Inc	U.S.—Delaware
Vicarious Visions, Inc.	U.S.—New York

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Exhibit 21.1

MAJOR SUBSIDIARIES OF THE REGISTRANT AT DECEMBER 31, 2011