Primo Carnera won less matches by decision than knockout.
Primo Carnera (Italian pronunciation: [primo karnra; 26 October 1906  29 June 1967), nicknamed the Ambling Alp, was an Italian professional boxer and wrestler who reigned as the boxing World Heavyweight Champion from 29 June 1933 to 14 June 1934. He won more fights by knockout than any other heavyweight champion in boxing history. Primo Carnera Statistics 72 89 103 
