George Chuvalo was Canada's greatest heavyweight boxer. In a career which spanned three decades and 93 fights, Chuvallo fought 6 world heavyweight champions, and failed in two attempts to capture the World Heavyweight Title. George a muscular 6 feet 210 pounder, turned pro in 1956 at age 18 and knocked-out 4 men in one night to capture the Jack Dempsey Novice Heavyweight Tournament. On September 15, 1958 he knocked-out James J. Parker in one round to win the Canadian Heavyweight Boxing Title for the first time. Over the next 19 years, Chuvallo would reign 4 more times as Canada's boxing king. Chuvalo failed in his first attempt to win the world's title by losing a 15 round nod to Ernie Terrell in 1965. A year later he was beaten by Muhammad Ali in 15 rounds again. In his 21 year career, Chuvalo compiled a record of 73-18-2 with 64 wins by knockout. Chuvalo scored wins over rated contenders such as Jerry Quarry KO 7, Cleveland Williams W 10, Buster Mathis W 12, Manuel Ramos KO 5, Doug Jones KO 11 and Robert Cleroux W 12. He was defeated by heavyweight champions Floyd Patterson, Ernie Terrell, Muhammad Ali, Joe Frazier, Jimmy Ellis and George Foreman. In 93 professional fights, Chuvalo was never knocked off his feet.