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1. Floyd Mayweather – Earnings: $300 M
He was born in Grand Rapids, Michigan, on February 24, 1977, into a family of boxers. His father, Floyd Mayweather Sr., was a former welterweight contender who fought Hall of Famer Sugar Ray Leonard. His uncles (Jeff Mayweather and Roger Mayweather) were professional boxers, with Roger – Floyd’s former trainer – winning two world championships, fought Hall of Famers Julio César Chávez, Pernell Whitaker and Kostya Tszyu.
