| Biography | George Chuvalo, CM (born 12 September 1937) is a retired Canadian heavyweight boxer. Chuvalo boxed professionally from 1956-1978. Chuvalo is considered to have one of the greatest chins in boxing history. He was never knocked down or knocked out in 93 fights. He is a former five-time Canadian heavyweight champion, and former two-time world heavyweight championship challenger. He fought many top fighters during his long career such as Muhammad Ali, Joe Frazier and George Foreman. |