Jack

Jack may refer to:

• Big Boss, commonly known as Jack.
• Raiden, whose real name is Jack, and also known as Jack the Ripper.
• Ivan Raidenovitch Raikov, an ex-GRU major and former second in command to Colonel Volgin. His name is a name of Slavic Christian origin that closely transcribes to John or Jack.
• The Joint Advisory Commission, Korea, the group that first launched the Fulton surface-to-air recovery system, being abbreviated as JACK.
• The Mitsubishi J2M Raiden, which possessed the Allied reporting name of "Jack".

See also

• John
• John Doe

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