Michael Spinks of his professional career. Spinks has been inducted into the International Boxing Hall of Fame and the World Boxing Hall of Fame. The International Boxing Research Organization and BoxRec rank Spinks among the ten greatest light heavyweights of all time. Spinks won the 1974 156-pound Golden Gloves Light Middleweight Championship by defeating Wilber Cameron in Denver, Colorado and then took the Silver Medal in the National AAU 165-pound Championship Competition in 1975, losing in three rounds to Tom Sullivan in Shreveport, Louisiana. He rebounded to take the 1976 National Golden Gloves Middleweight championship with a three-round victory over Lamont Kirkland
Michael Spinks only fighter to floor Spinks. It would be Spinks's first defeat in the professional ring, as well as his last, as he retired following the fight. Spinks had a record of 31 wins and 1 loss, with 21 wins by knockout as a professional. In addition to his success as a heavyweight, Spinks is generally considered one of the greatest light-heavyweight champions and fighters of all time. He was the only light-heavyweight champion to remain undefeated in the entire history of the division since its inception in 1903 (until Joe Calzaghe), as well as the only reigning light-heavyweight champion to