Mike Tyson hold the record for the youngest heavyweight champion of the world at 20 years, 4 months and 22 days old
It is Mike Tyson when he was fighting with Trevor Berbick He became the youngest heavyweight champion in history.
Iron Mike Tyson was the youngest heavy weight champion ever at 20 years old.
Mohammed Ali was declared as the world heavyweight boxing champion in 1951.He ws also declared as the sports man of the century
Mike Tyson was the youngest man to ever win a heavyweight boxing title but Floyd Patterson is the youngest ever undisputed world champion, though Patterson never fought in the multi commission ruled era of the WBC, WBA, & IBF.
Not at this time.
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