Billy Gibson

William J. Gibson (1876–1947) was a boxing promoter and manager for Benny Leonard (a former Lightweight champion), Gene Tunney (a former Heavyweight champion), Paulino Uzcudun, and featherweight Louis Kaplan. He was also the owner of the short-lived New York Brickley Giants of the National Football League. Gibson began his career in boxing as a promoter in Bronx. He teamed up with Leonard in 1914 and was his manager up until the 1917 lightweight championship. In 1923, Gibson became the manager of Tunney, who would go on to win the heavyweight title. Gibson retired in 1928.

Gibson died of natural causes on July 21, 1947. He was inducted into the International Boxing Hall of Fame in 2009.