George Foreman was rated one of the greatest heavyweight of all time.
George Edward Foreman ( born January 10 , 1949 ) is an American former professional boxer who competed from 1969 to 1977 , and from 1987 to 1997 . Nicknamed `` Big George '' , he is a two-time world heavyweight champion and an Olympic gold medalist . The International Boxing Research Organization ( IBRO ) rates Foreman as the eighth greatest heavyweight of all time .