Boxing Guide: Every World Heavyweight Champion between 1885-2024

Mike Tyson, 1986-1990

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One of boxing’s biggest stars ever, Mike Tyson, n won his first 19 pro bouts by knockout, 12 of them in the first round. In 1986 he won the WBC heavyweight title by stopping Trevor Berbic. In his next fight, in March 1987, he defeated James Smith to win the WBA heavyweight title.

In August 1987 he defeated Tony Tucker via unanimous decision to win the IBF title. When he knocked out Michael Spinks in June 1988 he laid his hands on The Ring title. Mike Tyson is still the youngest boxer ever to win a heavyweight title at 20 years, 4 months, and 22 days old.

He was also the first to hold the WBA, WBC and IBF titles simultaneously.