Don Bradman.
All of them.
Sir Donald Bradman
Secretariat
Obviously, J.C. Owens is the greatest athlete of all times in Olympic history.
Many consider Phar Lap the greatest Australian horse of all time.
Alexander Dale Oen, World Champion swimmer, was named Norway's greatest athlete. Whether this had to with his athleticism or his death is remains unknown.
The Greatest players of all time. Roger Federr won 2010 austrilian open.
Arguably it owuld be Carl Lewis from the USA
Dawn Fraser has won all 3 olympic games.
Sir Donald Bradman was the greatest batsman of all time because he had an average of 99.93! this is as close as anyone has got to a 100 average in the history of cricket! (He was allso awesome because he was australian!)
Pele
Daley Thompson is the greatest decathlon athlete in Commonwealth Games history. He won the event three times: 1978, 1982 and 1986.