Jack Haley (1897–1979) was an American actor.

Jack or John Haley may also refer to:

• Jack Haley Jr. (1933–2001), son of the actor, movie producer, notably of That's Entertainment!
• Jack Haley (basketball) (1964–2015), American basketball player
• John Haley (attorney), Arkansas lawyer involved in the Whitewater controversy
• John F. Haley, known as Jack, United States Army general
• John Wesley Haley, pastor, missionary and mission strategist
• Jackie Earle Haley (born 1961), American actor
• Bill Haley (1925–1981), American musician, who once used "Jack Haley" as a stage name

• John Hailey, delegate to the U.S. House of Representatives from Idaho Territory

This disambiguation page lists articles about people with the same name.
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