Larry Holmes: $18 Million
Larry Holmes instilled fear in heavyweight opponents during the 1970s and 1980s with his formidable left jab. Holmes embarked on his career with an impressive 48 consecutive wins, including a 1980 title fight against Muhammad Ali. The “Easton Assassin” defeated Ali and triumphed over three of the four other fighters who had defeated Ali (Trevor Berbick, Leon Spinks, and Ken Norton). He successfully defended his title twenty times. Holmes made unsuccessful comeback attempts against Evander Holyfield and Mike Tyson. His net worth currently stands at $18 million.