Michael Jordan By far then Tiger Woods Kobe Bryant or Lebron James
Tennis is Switzerland's saving grace when it comes to world sports. The most famous male athlete is undoubtedly Roger Federer. The most famous female athlete is probably Martina Hingis.
The most famous athlete in Chile is Marcelo Rios who reached number one in the world in Tennis.
This answer may vary depending on what you define as "successful," but generally, Michael Jordan is usually considered the most famous American athlete of his time.
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Lupe. Lupe.
Babe Ruth.
Michael Phelps.
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Dan Marino
Michael Jordan