Biography
Jack Dempsey
Real name: William Harrison "Jack" Dempsey
American professional boxer and world heavyweight champion.Born June 24, 1895 in Manassa, Colorado, USA.
Died May 31, 1983 (aged 87) in New York City, USA.
Married to actress/singer Hannah Williams (1933-1943, divorce).
Dempsey competed from 1914 to 1927, and reigned as the world heavyweight champion from 1919 to 1926. He was nicknamed "Kid Blackie" and "The Manassa Mauler".