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Rocky Marciano Biography

First A Baseball Player, Commits To Boxing, Chronology, At The Top Of His Game

1923-1969

American boxer

Rocky Marciano is the only heavyweight boxing champion ever to retire without being defeated. With a perfect 49-0 record—which included forty-three knockouts—he started his professional boxing career in 1947, and reigned as champion from 1952 until his retirement

Rocky Marciano

in 1956. He ranks among boxing's greats, along with such notables as Muhammad Ali, Joe Louis (whom he defeated the year before becoming world champion), and Jack Dempsey.

Sketch by Michael Belfiore

Additional topics

Famous Sports StarsBoxing