This is a disambiguation page — a list of articles associated with the same title.
- Jack, a college bar owner who distributed Black Frost.
- Jack, a Drama student and Denise’s partner.
- Jack, a friend of Sam Ryan killed by vampires.
- Jack Carlson, a detective of Los Angeles Police Department.
- Jack of the Green, a greenjack.
- Jack MacNamara, the co-owner of XXI.
- Jack Mayhew, a Class of '99 student awarded as Class Clown.
- Jack O'Toole, a Sunnydale High School student and zombie.
- Jack the Ripper, a vampire active in 1888.
- Jack Willitts, a Hollywood producer and the father of Karinna Willitts.
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