Thomas Hearns (born October 18, 1958) is a retired American professional boxer. Nicknamed the “Motor City Cobra” and more famously “The Hitman,” Hearns became the first boxer in history to win world titles in four divisions. He would also become the first fighter in history to win five world titles in five different divisions. Hearns was named Ring Magazine fighter of the year in 1980 and 1984 and is best known for his fights with Sugar Ray Leonard, Marvin Hagler and Roberto Durán.
(from Wikipedia – http://en.wikipedia.org/wiki/Thomas_Hearns)