John Regan John Regan may refer to: John Regan (bassist), (1951-2023) John Keating Regan (1911-1987), U.S. federal judge John Regan (footballer) (b. 1944) John Regan (rapper), American rapperSee alsoJonny Regan, TV personality Jack Regan (disambiguation) John Reagan (disambiguation) General John Regan (disambiguation)