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Dean O'Brien

b. 1990

South African tennis player

Tennis player
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About Dean O'Brien

Born 1990. Dean O'Brien is a South African tennis player.

Dean Kevin O'Brien (born 15 May 1990 in Sandton) is a South African tennis player. He played college tennis for the Georgia Tech Yellow Jackets.

O'Brien has a career high ATP singles ranking of 507 achieved on 21 April 2014. He also has a career high ATP doubles ranking of 115 achieved on 23 May 2016. He has won 6 ITF doubles titles.

O'Brien won his first ATP Challenger title at the 2015 Levene Gouldin & Thompson Tennis Challenger in the doubles event partnering Ruan Roelofse.

Overall, O'Brien has reached 26 career doubles finals with a record of 8 wins and 18 losses, among which includes a 1–6 record in ATP Challenger Tour finals.

Playing for the South Africa in Davis Cup, O'Brien has a W/L record of 1–2.

ATP Challenger and ITF Futures finals Doubles: 26 (8–18) LegendATP Challenger (1–6)ITF Futures (7–12)Finals by surfaceHard (7–17)Clay (1–1)Grass (0–0)Carpet (0–0)

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Important facts

Born
15 May 1990, Johannesburg
Birth century
20th century
Occupation
Tennis player
Nationality
South Africa
Education
Georgia Tech

People in Dean O'Brien's life

Named in this biography and alive at the same time

Portrait of Kevin O'Brien
Kevin O'Brien
b. 1984
Cricketer
 Portrait of Ruan Roelofse
Ruan Roelofse
b. 1989
Tennis player

Contemporaries

People whose lives overlapped Dean O'Brien's

Portrait of Anatoly Torkunov
Anatoly Torkunov
b. 1950
Diplomat
 Portrait of Antonio Lazcano
Antonio Lazcano
b. 1950
Biologist
 Portrait of Bertrand Meyer
Bertrand Meyer
b. 1950
Computer scientist
 Portrait of Douglas B. Lenat
Douglas B. Lenat
1950 – 2023
Artificial intelligence researcher
 Portrait of Gavyn Davies
Gavyn Davies
b. 1950
Businessperson
 Portrait of Jesús Ildefonso Díaz
Jesús Ildefonso Díaz
b. 1950
Mathematician

Frequently asked questions

Who is Dean O'Brien?

South African tennis player

When was Dean O'Brien born?

Dean O'Brien was born on 15 May 1990 in Johannesburg.

What is Dean O'Brien's occupation?

Dean O'Brien is a tennis player.

What nationality is Dean O'Brien?

Dean O'Brien is South African.

Sources & further reading

· Wikipedia: Dean O'Brien

· Wikidata: Q20745122

· DBpedia: Dean O'Brien (tennis)

Cite this page

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

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

Chicago: "Dean O'Brien." Biography.guide. https://biography.guide/dean-o-brien/.

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

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