David Haye: $20 Million
David Haye has amassed a fortune of nearly $20 million thanks to his world-class athleticism and speed. He became the unified cruiserweight world champion in 2008 and was the second boxer ever to hold unified cruiserweight and world heavyweight titles (after Evander Holyfield). Haye has earned his place among boxing's elite with an impressive record of 28-3, including 26 knockouts. In his last fight, a loss to Tony Bellew, Haye earned $4.2 million, surpassing Bellew's in victory by over a million dollars.