James John Gentleman Jim Corbett (September 1, 1866 February 18, 1933) was an American professional boxer and a former World Heavyweight Champion, best known as the man who defeated the great John L. Sullivan. Despite a career spanning only 24 bouts, Corbett faced the best competition his era had to offer; squaring off with a total of nine fighters who would later be enshrined alongside him in the International Boxing Hall of Fame. Show less «