Jersey Joe Walcott finally become world heavyweight champion, at the relatively old age of 37. This made him the oldest man ever to win the world heavyweight crown (a distinction he would hold until George Foreman won the title at age 45 in 1994). Walcott retained the title with a 15-round decision victory against arch-enemy Charles. On September 23, 1952, he defended his title for the second time. His opponent was the undefeated Rocky Marciano. In the first round Marciano was knocked down for the first time in his career, with a left hook from Walcott. Walcott was clearly ahead in the scoring
Barbados Joe Walcott five times in the first round and was the aggressor throughout the bout. Choynski, a 3-1 betting favorite before the bout, suddenly became a 2-1 underdog after the sound of the first round bell. Walcott seemed to have a slight advantage in the second, though Choynski landed a solid blow. By the third round, Walcott pressed his advantage with a superior defense, and landed blows nearly at will before the sound of the bell. The fourth seemed even, with the fifth entirely in Walcott's favor, while in the sixth Walcott cut Choynski's right eye. Walcott sent Choynski to the floor