Alex O'Brien
Alex O'Brien is an American former List of ATP number 1 [ranked doubles tennis players|doubles world No. 1] tennis player. He gained the top ranking in May 2000 and was ranked as high as world No. 30 in singles in June 1997. He won the men's doubles at the 1999 US Open with partner Sébastien Lareau.
Tennis career
O'Brien won his only singles title at New Haven, Connecticut in 1996 and reached the quarterfinals of the 1994 Cincinnati Masters and the 1996 Canada Masters.He won 13 doubles titles, including one Grand Slam tournament, the 1999 US Open, and the season-ending 1999 ATP Doubles Championships, both partnering Sébastien Lareau. The pair were also finalists at the 1996 Australian Open and 1997 Australian Open.
O'Brien played on the United States Davis Cup team, competed in the 2000 Sydney Olympics, and was a four-time All-American at Stanford University, where he won NCAA singles, doubles, and team titles in 1992. He earned a bachelor's degree in American Studies at Stanford in 1992.
After tennis
Following his tennis career, O'Brien founded an online business which markets and distributes steaks. The O'Brien family has been in the beef business for 60 years basing their production out of the LIT Ranch. O'Brien is currently President and part owner of the Bank of Commerce, a small community online bank with branches in Amarillo and McLean Texas.ATP career finals
Singles: 1 (1 title)
| Result | W–L | Date | Tournament | Tier | Surface | Opponent | Score | ||||||||||||||||||||||||||||||||||||||||||||||
| Win | 1–0 | [1996 Pilot Pen International – Singles|] | New Haven, United States | Championship Series | Hard |  Doubles: 33 (13 titles, 20 runner-ups)
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dts|Jul 1992