Alex O'Brien (born March 7, 1970 in Amarillo, Texas) is a professional tennis player from the United States, who competed on the ATP Tour. He was the No. 1 doubles player in the world (gaining that ranking on May 8, 2000) and was ranked as high as 30 in the world in singles (gaining that ranking on June 21, 1997). He won his only singles title at New Haven, Connecticut, in 1996. He won 13 doubles titles, the biggest coming at the U.S. Open in 1999, … Wikipedia
The definitive Wikipedia entry for Alex O'Brien. Wikipedia is the biggest multilingual free-content encyclopedia on the Internet. en.wikipedia.org/wiki/Alex_O'Brien
The definitive Wikipedia entry for Alex O'Brien. Wikipedia is the biggest multilingual free-content encyclopedia on the Internet. en.wikipedia.org/wiki/Alex_O%27Brien
ATPtennis.com, the official web site of men's professional tennis. The world of tennis: ATP Champions Race, rankings, event history, results, news, reports, biographies, live scores, chats and more. www.atptennis.com/en/players/playerprofiles/default2.asp?...