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Alex O'Brien

b. 1970

US tennis player

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About Alex O'Brien

Born 1970. Alex O'Brien is an American tennis player.

Alex O'Brien (born March 7, 1970) is an American former 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.

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.

Grand Slam finals

Doubles (1 title, 3 runners-ups)

ATP career finals

Singles: 1 (1 title) LegendGrand Slam Tournaments (0–0)ATP World Tour Finals (0–0)ATP Masters Series (0–0)ATP Championship Series (1–0)ATP World Series (0–0)Finals by surfaceHard (1–0)Clay (0–0)Grass (0–0)Carpet (0–0)Finals by settingOutdoors (1–0)Indoors (0–0)

Doubles: 33 (13 titles, 20 runner-ups) LegendGrand Slam Tournaments (1–3)ATP World Tour Finals (1–1)ATP Masters Series (4–3)ATP Championship Series (2–4)ATP World Series (5–9)Finals by surfaceHard (10–14)Clay (0–4)Grass (1–1)Carpet (2–1)Finals by settingOutdoors (8–16)Indoors (5–4)

ATP Challenger and ITF Futures finals

Singles: 9 (5–4) LegendATP Challenger (5–4)ITF Futures (0–0)Finals by surfaceHard (5–4)Clay (0–0)Grass (0–0)Carpet (0–0)

Doubles: 7 (5–2) LegendATP Challenger (5–2)ITF Futures (0–0)Finals by surfaceHard (5–1)Clay (0–1)Grass (0–0)Carpet (0–0)

Performance Timelines

Singles

Doubles

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Important facts

Birth century
Occupation
Nationality
Education
Stanford University, Tascosa High School

People in Alex O'Brien's life

Named in this biography and alive at the same time

Contemporaries

People whose lives overlapped Alex O'Brien's

Frequently asked questions

Who is Alex O'Brien?

US tennis player

When was Alex O'Brien born?

Alex O'Brien was born on 7 March 1970 in Amarillo.

What is Alex O'Brien's occupation?

Alex O'Brien is a tennis player.

What nationality is Alex O'Brien?

Alex O'Brien is American.

Sources & further reading

· Wikipedia: Alex O'Brien

· Wikidata: Q737425

· DBpedia: Alex O'Brien

Cite this page

APA: Biography.guide. (2026). Alex O'Brien. https://biography.guide/alex-o-brien/

MLA: "Alex O'Brien." Biography.guide, https://biography.guide/alex-o-brien/.

Chicago: "Alex O'Brien." Biography.guide. https://biography.guide/alex-o-brien/.

Data last updated: 2026-09-20 · Spot an error? Report a correction.

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