Pete Sampras

Pete Sampras (pronounced /ˈsæmprəs/; born August 12, 1971) is a retired American tennis player and former World No. 1. During his 15-year tour career, he won 14 Grand Slam singles titles, which at the time of his retirement was the most that any male player had achieved, although he was surpassed in 2009 by Roger Federer. He had a 203–38 win-loss record over 52 Grand Slam singles tournament appearances. He is frequently regarded as one of the greatest players of all time.[2][3]

Sampras debuted on the professional tour in 1988 and played his last top-level tournament in 2002 when he won the US Open, defeating rival Andre Agassi in the final. He was the year-end World No. 1 for six consecutive years (1993–1998), a record for the open era. His seven Wimbledon singles championships is a record shared with William Renshaw. He spent 286 weeks at top of List of ATP number 1 ranked players, the most of any player. His five US Open singles titles is an open-era record shared with former World No. 1 players Jimmy Connors and Roger Federer. He won five ATP World Tour Finals a record shared with Ivan Lendl. Sampras is the last American male to win Wimbledon.
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http://en.wikipedia.org/wiki/Pete_Sampras