Muhammad Ali was never ranked third greatest athlete of the 20th century.
He was ranked as the greatest athlete of the 20th century by Sports Illustrated , the Sports Personality of the Century by the BBC , and the third greatest athlete of the 20th century by ESPN SportsCentury .	Sports Illustrated	Sports Illustrated	Sports Personality of the Century	BBC Sports Personality of the Year#Sports Personality of the Century Award	ESPN	ESPN	SportsCentury	SportsCentury
