Trevor Berbick Trevor Berbick Trevor Berbick (August 1, 1954 – October 28, 2006) was a Jamaican Canadian professional boxer who competed from 1976 to 2000. He won the WBC heavyweight title in 1986 by defeating Pinklon Thomas, but lost it in his first defense later that year to Mike Tyson, who was then undefeated at 20 years old. Berbick was also the last boxer to fight Muhammad Ali, defeating him in 1981. As an amateur, Berbick won a bronze medal in the heavyweight division at the 1975 Pan American Games. In both his early and late professional career he held the Canadian
Tim Witherspoon Tim Witherspoon Tim Witherspoon (born December 27, 1957) is an American former professional boxer who competed from 1979 to 2003. He is a two-time world heavyweight champion, having held the WBC title in 1984, and the WBA title in 1986. Witherspoon also worked as a regular sparring partner for Muhammad Ali. Witherspoon had six amateur bouts, losing the last to Marvis Frazier on decision after getting knocked down. Making his professional debut with a first-round TKO over Joe Adams on October 30, 1979, Witherspoon quickly rose through the ranks. In 1981, he participated in his first high-profile fight, knocking out