Leon Spinks Leon Spinks Leon Spinks (born July 11, 1953) is an American former professional boxer who competed from 1977 to 1995. In only his eighth professional fight, he won the undisputed heavyweight championship in 1978 after defeating Muhammad Ali in a split decision, in what was considered one of the biggest upsets in boxing history. Spinks was later stripped of the WBC title for facing Ali in an unapproved rematch seven months later, which he lost by unanimous decision. Besides being heavyweight champion and his characteristic gap-toothed grin (due to losing two and later all four of his front teeth), Spinks
Michael Spinks by a knockout in four against Steffen Tangstad. In 1987 he was stripped of the crown by the IBF for refusing to fight their mandatory challenger, Tony Tucker, and accepting a higher offer to fight Gerry Cooney instead. Spinks knocked out Cooney in five rounds, and after Mike Tyson had unified the heavyweight belts, fans started clamoring for a fight between them as many still recognized Spinks as the legitimate lineal champion. The fight between Spinks and Mike Tyson took place in June 1988, with Tyson knocking Spinks down twice on his way to a first-round knockout. Tyson was the