George Chuvalo

From Wikipedia the free encyclopedia   George Louis Chuvalo CM born September 12 1937 is a retired Canadian heavyweight boxer who was never knocked down in ninetythree professional fights between 1956 and 1979 He is often considered to have had the greatest chin in the history of boxing He was Canadian heavyweight champion as both an amateur and a professional and twice fought for versions of the professional worlds heavyweight title Description above from the Wikipedia article George Chuvalo licensed under CCBYSA full list of contributors on Wikipedia