Question: who is the richest sportsman alive?
Answer: Alex Rodriguez Net Worth: $350M. ...  Vinnie Johnson Net Worth: $400M. ...  Lionel Messi Net Worth: $400M. ...  Phil Mickelson Net Worth: $400M. ...  Shaquille O'Neal Net Worth: $400M. ...  LeBron James Net Worth: $440M. ...  David Beckham Net Worth: $450M. ...  Roger Federer Net Worth: $450M.