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TennisWTARight-handed

Katie O'Brien

United KingdomAge, ranking and results

Katie O'Brien, a retired tennis player from the United Kingdom, reached a career-high WTA Tour ranking of No. 84 on February 1, 2010.

38WTA Tour matches since 2007

Updated Oct 5, 2026, 11:06 PM ET

Titles0since 2007 Grand Slam titles0since 2007 Career highNo. 84Feb 1, 2010 Agatha's recordNone yetno graded calls on her yet

About Katie O'Brien

Katie O'Brien, a retired tennis player from the United Kingdom, was born on May 2, 1986, in Beverley, England. She played right-handed with a two-handed backhand and turned pro in 2004. A career-high WTA Tour ranking of No. 84 came on February 1, 2010. The retirement came in 2011.

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Agatha Research DeskUpdated Oct 5, 2026

Match history38

Every WTA Tour, Grand Slam and Olympic main-draw match in our records, newest first. A walkover is listed but never counted in a record.

2011: 0-1

Date	Tournament	Round	Opponent	Result	Score	Surface
Jun 20	Wimbledon	Round 1	Kimiko Date-Krumm	L	0-6, 5-7	Grass

2010: 2-8

Date	Tournament	Round	Opponent	Result	Score	Surface
Sep 20	WTA Tour Tashkent Open	Round 1	Ekaterina Ivanonva	L	5-7, 1-6	Hard
Sep 14	WTA Landsky Lighting Guangzhou International Women's Open	Round 1	Sania Mirza	L	3-6, 6-1, 2-6	Hard
Jun 21	Wimbledon	Round 1	Alona Bondarenko	L	3-6, 7-6(10), 4-6	Grass
Jun 7	WTA AEGON Classic	Round 1	Sesil Karatancheva	L	3-6, 4-6	Grass
May 25	French Open	Round 1	Jill Craybas	L	0-6, 6-4, 2-6	Clay
Apr 28	WTA Grand Prix S.A.R La Princesse Lalla Meryem	Round 2	Renata Voracova	L	0-6, 5-7	Clay
Apr 27	WTA Grand Prix S.A.R La Princesse Lalla Meryem	Round 1	Pauline Parmentier	W	6-2, 4-6, 6-3	Clay
Feb 14	WTA Regions Morgan Keegan Championships & The Cellular South Cup	Round 1	Bethanie Mattek-Sands	L	2-6, 1-6	Hard
Jan 19	Australian Open	Round 2	Jelena Jankovic	L	2-6, 2-6	Hard
Jan 18	Australian Open	Round 1	Patricia Mayr-Achleitner	W	6-3, 6-3	Hard

2009: 1-9

Date	Tournament	Round	Opponent	Result	Score	Surface
Oct 14	WTA HP Japan Women's Open Tennis	Round 2	Caroline Wozniacki	L	0-6, 1-6	Hard
Oct 12	WTA HP Japan Women's Open Tennis	Round 1	Alexa Glatch	W	6-3, 6-4	Hard
Sep 14	WTA Tour Bell Challenge	Round 1	Alla Kudryavtseva	L	1-6, 4-6	Hard
Jul 20	WTA Banka Koper Slovenia Open	Round 1	Lucie Safarova	L	4-6, 4-6	Hard
Jul 14	WTA ECM Prague Open	Round 1	Monica Niculescu	L	3-6, 2-6	Clay
Jun 23	Wimbledon	Round 1	Iveta Benesova	L	2-6, 7-5, 4-6	Grass
Jun 8	WTA AEGON Classic	Round 1	Melanie South	L	4-6, 6-1, 6-7(5)	Grass
May 25	French Open	Round 1	Olga Govortsova	L	1-6, 1-6	Clay
Apr 14	WTA Tour Family Circle Cup	Round 1	Stephanie Dubois	L	6-4, 2-6, 1-6	Clay
Jan 18	Australian Open	Round 1	Monica Niculescu	L	4-6, 4-6	Hard

2008: 2-8

Date	Tournament	Round	Opponent	Result	Score	Surface
Sep 30	WTA Tour Tashkent Open	Round 1	Raluca Olaru	L	2-6, 1-6	Hard
Jul 23	WTA Banka Koper Slovenia Open	Round 2	Vera Dushevina	L	3-6, 2-6	Hard
Jul 21	WTA Banka Koper Slovenia Open	Round 1	Tsvetana Pironkova	W	7-6(6), 4-6, 6-2	Hard
Jul 8	WTA Tour Internazionali Femminili di Palermo	Round 1	Lourdes Dominguez Lino	L	7-5, 3-6, 0-6	Clay
Jun 24	Wimbledon	Round 1	Shahar Peer	L	3-6, 5-7	Grass
Jun 16	WTA Tour The International Women's Open	Round 1	Samantha Stosur	L	4-6, 3-6	Grass
Jun 11	WTA Tour DFS Classic	Round 2	Yaroslava Shvedova	L	5-7, 6-1, 5-7	Grass
Jun 9	WTA Tour DFS Classic	Round 1	Alla Kudryavtseva	W	6-0, 3-6, 7-6(2)	Grass
Apr 29	WTA Grand Prix S.A.R La Princesse Lalla Meryem	Round 1	Emilie Loit	L	7-6(7), 4-6, 1-6	Clay
Mar 4	WTA Bangalore	Round 1	Olga Savchuk	L	4-6, 6-2, 5-7	Hard

2007: 4-3

Date	Tournament	Round	Opponent	Result	Score	Surface
Oct 5	WTA Tour Tashkent Open	Quarterfinal	Olga Govortsova	L	2-6, 3-6	Hard
Oct 4	WTA Tour Tashkent Open	Round 2	Anastasia Yakimova	W	6-3, 7-6(1)	Hard
Oct 2	WTA Tour Tashkent Open	Round 1	Julia Schruff	W	3-6, 6-3, 6-2	Hard
Jun 28	Wimbledon	Round 2	Michaella Krajicek	L	0-6, 1-6	Grass
Jun 26	Wimbledon	Round 1	Sandra Kloesel	W	6-3, 7-5	Grass
Jun 20	WTA Tour The Hastings Direct International Championships	Round 2	Elena Dementieva	L	3-6, 4-6	Grass
Jun 19	WTA Tour The Hastings Direct International Championships	Round 1	Vassilissa Bardina	W	7-5, 6-3	Grass

How she is doing nowThrough Jun 20

Last 101-9LLLLLLLWLLNewest first. Seven losses in a row.

Jun 20vs Kimiko Date-KrummJun 20 - Wimbledon, Round 1L0-6, 5-7
Sep 20vs Ekaterina IvanonvaSep 20 - WTA Tour Tashkent Open, Round 1L5-7, 1-6
Sep 14vs Sania MirzaSep 14 - WTA Landsky Lighting Guangzhou International Women's Open, Round 1L3-6, 6-1, 2-6
Jun 21vs Alona BondarenkoJun 21 - Wimbledon, Round 1L3-6, 7-6(10), 4-6
Jun 7vs Sesil KaratanchevaJun 7 - WTA AEGON Classic, Round 1L3-6, 4-6
May 25vs Jill CraybasMay 25 - French Open, Round 1L0-6, 6-4, 2-6

CareerPro since 2004

22years2004 to 2011

2007First WTA matchBeat Vassilissa Bardina, WTA Tour The Hastings Direct International Championships
2010Career high No. 84Feb 1, 2010
Jun 20, 2011Latest matchLost to Kimiko Date-Krumm, Wimbledon

Grand Slam titles

AO0Round 2 (2010)1-2 in our records

RG0Round 1 (2010)0-2 in our records

WIM0Round 2 (2007)1-5 in our records

USO0-

First WTA match

Jun 19, 2007: beat Vassilissa Bardina 7-5, 6-3WTA Tour The Hastings Direct International Championships, on grass

Latest match

Jun 20, 2011: lost to Kimiko Date-Krumm 0-6, 5-7Wimbledon, Round 1, on grass court

Most often against

The players she has met most in our records, with the head-to-head.

Alla Kudryavtseva2 meetings, finals 0-0

1-1All square

Last: Sep 14, 2009, WTA Tour Bell Challenge Round 1, lost

Monica Niculescu2 meetings, finals 0-0

0-2O'Brien trails

Last: Jul 14, 2009, WTA ECM Prague Open Round 1, lost

Olga Govortsova2 meetings, finals 0-0

0-2O'Brien trails

Last: May 25, 2009, French Open Round 1, lost

Sources and updates

Results and schedules come from Agatha's own records of the WTA Tour.

Updated Oct 5, 2026, 11:06 PM ET. Results and form refresh after every match; biography facts are checked weekly.