With his latest win, Floyd Mayweater Jr. may have entered rare territory: the billionaire athletes club.
In his career, the 40-year-old boxer has made some $700 million in fight purses, which include money from pay-per-view and ticket sales as well as endorsements.
There has been speculation that he will make $300 million for his fight against UFC star Conor McGregor after pay-per-view and ticket sales. He was guaranteed $100 million to show up, according to a recent MMA Fighting report.

Floyd Mayweather Jr., (L) beat Manny Pacquiao in one of the most anticipated boxing bouts ever. Could there be a rematch? John Gurzinski/AFP/Getty Images





