Rocky Marciano: 49-0
LEARN MORE ABOUT ROCKY MARCIANO
Rocky Marciano was born Rocco Francis Marchegiano, on September 1, 1923, in Brockton, Massachusetts. During his career, Marciano held the heavyweight boxing title for four years in the 1950s, and he is the only boxing champion to ever retire undefeated.
In 2016 a new bio-pic will be released exploring the life of Rocky Marciano.