The jersey number 20 has been retired by several North American sports teams in honor of past playing greats:
Nascar Tony Stewart
Barry Sanders
Brian Dawkins
Mike Schmidt
ray Allen does, manu ginobili does, and that is about all i can think of
Abby Wambaugh
Ray Allen.
many famous sports stars have worn this number we suggest you go to espn.com
Wayne Gretzky
Roberto Clemente
Guy LaFleur
Roberto Clemente
tony dorsett
derek jeter
aimar argentinion footballer
Dwanye Wade currently does, Babe Ruth did
no one except for motocross, numbers stop at 99
Michael Jordan Ted Simmons
Hines Ward - Pittsburgh Steelers