6. Rafael Nadal (male, Spain)

Rafael Nadal of Spain holds his trophy after defeating Roger Federer of Switzerland in their finals match at the Wimbledon tennis championships in London July 6, 2008.

The 22-year-old tennis star claimed the men's singles titles in the French Open, Wimbledon and the Beijing Olympics this year. He also overtook Roger Federer from Switzerland to top the ATP ranking.