Sean Gibbons (born November 14, 1966) is an American boxing matchmaker, former professional boxer and trainer. He is concurrently the president of Knuckleheads Pro Boxing Fraternity and Manny Pacquiao's MP Promotions since 2018.
Gibbons spent most of his early years in Oklahoma. His father served in the United States Navy. He attended Moorpark College. He has been married to his wife, Valerie Thompson, since 1997 and has two children, including Brendan, who is also a boxing promoter.
His uncle, Pat O'Grady, is the founder of World Athletic Association in 1981. He is the cousin of former WBA lightweight world champion Sean O'Grady. Gibbons boxed professionally from 1985 to 1996. He had a bout with actor Mickey Rourke on September 8, 1994, which ended in a draw. Gibbons had many of his early boxing matches in Oklahoma City. He boxed in the light heavyweight division. He holds wins over Mike Sykes, Mike Dunn and Nick Porter. He became a trainer and trained Ross Puritty his match with Tommy Morrison in 1994 which resulted in a draw with Puritty scoring two clean knockdowns against Morrison.