Ali retired several times, BUT the last time was right after he was defeated by Trevor Berbick on December 11, 1981.
Pro boxer
Muhammad Ali went to Central High School (1958)
He turned pro in 1960 and retired in '81
Light heavyweight as a amateur, and heavyweight as a pro.
once,then he went pro
61 in his professional career (Of which he won 56)
Muhammad Ali went to school in Maine and he was a A average and he graduated 1 out of 347
Muhammad Ali didn't go to college because of his early career as a boxer.
Probably
1960
Connor Durm.
he was a boxer