Nombre: Katie O'Brien
País: United Kingdom
Fecha de nacimiento: 02.05.86, 40 años
altura: 166 cm
peso: 61 kg
Diestro
WTA ranking: 407
TOP posición de la clasificación: 84 (08.02.10, 76900 puntos)
Puntos: 96
Dinero del premio: 525141 $
Partidos totales: 439
ganar: 229
%: 52.16 %
País: United Kingdom
Fecha de nacimiento: 02.05.86, 40 años
altura: 166 cm
peso: 61 kg
Diestro
WTA ranking: 407
TOP posición de la clasificación: 84 (08.02.10, 76900 puntos)
Puntos: 96
Dinero del premio: 525141 $
Partidos totales: 439
ganar: 229
%: 52.16 %
| año | resumen | Difícil | Arcilla | I. difícil | Alfombra | Césped | Acrílico |
| 2011 | 13/17 | 5/5 | 0/0 | 2/5 | 1/1 | 5/6 | 0/0 |
| 2010 | 18/30 | 13/18 | 1/3 | 3/5 | 0/0 | 1/4 | 0/0 |
| 2009 | 47/25 | 15/8 | 3/5 | 22/6 | 5/2 | 2/4 | 0/0 |
| 2008 | 29/37 | 11/16 | 5/7 | 10/7 | 1/3 | 2/4 | 0/0 |
| 2007 | 42/31 | 15/15 | 0/3 | 14/6 | 6/3 | 7/4 | 0/0 |
| 2006 | 37/30 | 19/16 | 1/1 | 12/6 | 3/2 | 2/5 | 0/0 |
| 2005 | 35/26 | 13/10 | 0/0 | 17/8 | 0/2 | 5/6 | 0/0 |
| 2004 | 5/9 | 4/5 | 0/0 | 1/1 | 0/0 | 0/3 | 0/0 |
| 2003 | 2/4 | 0/1 | 0/0 | 0/2 | 0/0 | 2/1 | 0/0 |
| 2002 | 1/1 | 0/0 | 0/0 | 1/1 | 0/0 | 0/0 | 0/0 |
| TOTAL | 229/210 | 95/94 | 10/19 | 82/47 | 16/13 | 26/37 | 0/0 |
| porc. % | 52.16 % | 50.26 % | 34.48 % | 63.57 % | 55.17 % | 41.27 % | 0 % |
Katie O'Brien / programado / pasado
| No se encontraron partidos |
Katie O'Brien form / superficie: I. difícil
Katie O'Brien / superficie: I. difícil
| 21.03.11 | 1er ronda | Claire Feuerstein | Katie O'Brien | 6-1, 6-3 | match details | I. difícil | ||
| 12.02.11 | calif. | Alexa Glatch | Katie O'Brien | 6-2, 6-3 | match details | I. difícil | ||
| 11.02.11 | c 1 | Katie O'Brien | Caroline Price | 1-6, 6-2, 6-0 | match details | |||
| 07.02.11 | 1er ronda | Irina Falconi | Katie O'Brien | 7-5, 6-2 | match details | I. difícil | ||
| 31.01.11 | 1er ronda | Katie O'Brien | Ksenia Lykina | 7-5, 6-2 | match details | I. difícil | ||
| 31.01.11 | 2da ronda | Kristina Mladenovic | Katie O'Brien | 6-3, 1-6, 6-2 | match details | |||
| 24.01.11 | 1er ronda | Audrey Bergot | Katie O'Brien | 6-4, 6-2 | match details | I. difícil | ||
| 05.04.10 | 2da ronda | Katie O'Brien | Mandy Minella | 6-1, 6-4 | match details | I. difícil | ||
| 05.04.10 | 1er ronda | Katie O'Brien | Irini Georgatou | 6-3, 6-1 | match details | |||
| 05.04.10 | 1/4 | Bojana Jovanovski | Katie O'Brien | 6-3, 6-0 | match details | |||
| 14.02.10 | 1er ronda | Bethanie Mattek-Sands | Katie O'Brien | 6-2, 6-1 | match details | I. difícil | ||
| 08.02.10 | 1er ronda | Laura Granville | Katie O'Brien | 6-2, 6-3 | match details | I. difícil | ||
| 05.02.10 | Olga Govortsova | Katie O'Brien | 6-3, 6-3 | match details | I. difícil | |||
| 03.02.10 | Rubber 1 | Katie O'Brien | Ema Burgic Bucko | 6-2, 6-0 | match details | |||
| 01.02.10 | Arantxa Rus | Katie O'Brien | 7-5, 3-6, 6-4 | match details | ||||
| 28.10.09 | 1er ronda | Severine Beltrame | Katie O'Brien | 6-1, 6-3 | match details | I. difícil | ||
| 21.09.09 | fin | Elena Baltacha | Katie O'Brien | 6-3, 4-6, 6-3 | match details | I. difícil | ||
| 21.09.09 | 1/2 | Katie O'Brien | Mona Barthel | 6-4, 6-2 | match details | |||
| 21.09.09 | 1er ronda | Katie O'Brien | Johanna Larsson | 6-1, 6-3 | match details | |||
| 21.09.09 | 2da ronda | Katie O'Brien | Nicola Geuer | 6-2, 6-4 | match details | |||
| 21.09.09 | 1/4 | Katie O'Brien | Angelique Kerber | 3-6, 6-3, 7-65 | match details | |||
| 14.09.09 | 1er ronda | Alla Kudryavtseva | Katie O'Brien | 6-1, 6-4 | match details | I. difícil | ||
| 09.04.09 | 1/4 | Aravane Rezai | Katie O'Brien | 6-4, 3-6, 6-2 | match details | I. difícil | ||
| 08.04.09 | 2da ronda | Katie O'Brien | Sofia Arvidsson | 6-710, 7-5, 6-2 | match details | |||
| 07.04.09 | 1er ronda | Katie O'Brien | Claire Feuerstein | 6-3, 6-4 | match details | |||
| 23.03.09 | 1/2 | Katie O'Brien | Stephanie Foretz | 2-6, 6-2, 6-1 | match details | I. difícil | ||
| 23.03.09 | 1er ronda | Katie O'Brien | Stefania Boffa | 7-62, 6-3 | match details | |||
| 23.03.09 | fin | Katie O'Brien | Claire Feuerstein | 7-5, 1-0, Claire Feuerstein - retirado | match details | |||
| 23.03.09 | 2da ronda | Katie O'Brien | Heather Watson | 6-1, 6-1 | match details | |||
| 23.03.09 | 1/4 | Katie O'Brien | Monique Adamczak | 6-3, 6-3 | match details | |||
| 23.02.09 | 1er ronda | Katie O'Brien | Oxana Lyubtsova | 6-4, 6-75, 7-5 | match details | I. difícil | ||
| 23.02.09 | 1/2 | Karolina Sprem | Katie O'Brien | 6-2, 6-3 | match details | |||
| 23.02.09 | 2da ronda | Katie O'Brien | Tatjana Maria | 6-3, 6-0 | match details | |||
| 23.02.09 | 1/4 | Katie O'Brien | Kristina Barrois | 7-67, 6-3 | match details | |||
| 09.02.09 | 1er ronda | Katie O'Brien | Michaela Pastikova | 6-0, 6-2 | match details | I. difícil | ||
| 09.02.09 | 2da ronda | Katie O'Brien | Chanelle Scheepers | 6-1, 7-5 | match details | |||
| 09.02.09 | 1/4 | Katie O'Brien | Irina-Camelia Begu | 6-4, 6-3 | match details | |||
| 09.02.09 | 1/2 | Eleni Daniilidou | Katie O'Brien | 1-6, 7-64, 6-2 | match details | |||
| 02.02.09 | 1/4 | Katie O'Brien | Naomi Cavaday | 6-1, 6-1 | match details | I. difícil | ||
| 02.02.09 | 1/2 | Katie O'Brien | Renata Voracova | 6-3, 6-2 | match details | |||
| 02.02.09 | 1er ronda | Katie O'Brien | Jade Curtis | 6-2, 6-4 | match details | |||
| 02.02.09 | fin | Katie O'Brien | Johanna Konta | 3-6, 6-2, 6-4 | match details | |||
| 02.02.09 | 2da ronda | Katie O'Brien | Teodora Mircic | 6-1, 6-1 | match details | |||
| 27.10.08 | 1er ronda | Katie O'Brien | Ksenia Pervak | 6-4, 6-4 | match details | I. difícil | ||
| 27.10.08 | 2da ronda | Julia Goerges | Katie O'Brien | 6-1, 6-4 | match details | |||
| 18.10.08 | c 1 | Eva Hrdinova | Katie O'Brien | 2-6, 6-4, 6-2 | match details | I. difícil | ||
| 13.10.08 | 1er ronda | Katie O'Brien | Eva Birnerova | 6-3, 4-6, 6-4 | match details | I. difícil | ||
| 13.10.08 | 2da ronda | Severine Beltrame | Katie O'Brien | 6-4, 6-2 | match details | |||
| 06.10.08 | 1er ronda | Katie O'Brien | Amanda Elliott | 6-1, 6-2 | match details | I. difícil | ||
| 06.10.08 | 2da ronda | Katie O'Brien | Andrea Hlavackova | 6-3, 6-1 | match details | |||
| 06.10.08 | 1/2 | Anne Keothavong | Katie O'Brien | 6-4, 6-4 | match details | |||
| 06.10.08 | 1/4 | Katie O'Brien | Katalin Marosi | 6-2, 6-3 | match details | |||
| 22.09.08 | 2da ronda | Kristina Barrois | Katie O'Brien | 7-5, 6-4 | match details | I. difícil | ||
| 22.09.08 | 1er ronda | Katie O'Brien | Katalin Marosi | 7-61, 6-4 | match details | |||
| 24.03.08 | 1er ronda | Katie O'Brien | Anna Smith | 6-1, 6-4 | match details | I. difícil | ||
| 24.03.08 | 2da ronda | Katie O'Brien | Katharina Brown | 6-2, 6-2 | match details | |||
| 24.03.08 | 1/4 | Tanja Ostertag | Katie O'Brien | 6-3, 6-4 | match details | |||
| 04.02.08 | 1er ronda | Katie O'Brien | Rika Fujiwara | 6-1, 6-4 | match details | I. difícil | ||
| 04.02.08 | 1/4 | Laura Granville | Katie O'Brien | 1-6, 6-3, 6-1 | match details | |||
| 04.02.08 | 2da ronda | Katie O'Brien | Audra Cohen | 2-6, 6-3, 6-2 | match details | |||
| 22.10.07 | 1/4 | Katie O'Brien | Alexandra Dulgheru | 6-1, 6-4 | match details | I. difícil | ||
| 22.10.07 | 1/2 | Monica Niculescu | Katie O'Brien | 6-4, 6-2 | match details | |||
| 22.10.07 | 1er ronda | Katie O'Brien | Hanna Andreyeva | 6-3, 6-0 | match details | |||
| 22.10.07 | 2da ronda | Katie O'Brien | Tadeja Majeric | 7-5, 6-3 | match details | |||
| 15.10.07 | fin | Sofia Arvidsson | Katie O'Brien | 6-3, 6-1 | match details | I. difícil | ||
| 15.10.07 | 1/2 | Katie O'Brien | Petra Kvitova | 4-6, 7-5, 6-0 | match details | |||
| 15.10.07 | 1er ronda | Katie O'Brien | Natasha Khan | 6-1, 6-1 | match details | |||
| 15.10.07 | 2da ronda | Katie O'Brien | Anastasija Sevastova | 6-3, 6-2 | match details | |||
| 15.10.07 | 1/4 | Katie O'Brien | Melanie South | 5-7, 6-3, 6-3 | match details | |||
| 08.10.07 | 1/4 | Katie O'Brien | Lucie Hradecka | 6-1, 7-63 | match details | I. difícil | ||
| 08.10.07 | 1er ronda | Katie O'Brien | Irina Kuzmina | 6-1, 6-1 | match details | |||
| 08.10.07 | 2da ronda | Katie O'Brien | Melanie South | 7-5, 6-2 | match details | |||
| 08.10.07 | 1/2 | Sabine Lisicki | Katie O'Brien | 6-3, 6-3 | match details | |||
| 12.02.07 | 1er ronda | Katie O'Brien | Nina Pantic | 6-4, 6-1 | match details | I. difícil | ||
| 12.02.07 | 2da ronda | Brenda Schultz-Mccarthy | Katie O'Brien | 6-4, 6-4 | match details | |||
| 05.02.07 | 1/4 | Elise Tamaela | Katie O'Brien | 6-2, 6-2 | match details | I. difícil | ||
| 05.02.07 | 1er ronda | Katie O'Brien | Jane O'Donoghue | 7-65, 6-1 | match details | |||
| 05.02.07 | 2da ronda | Katie O'Brien | Ana Vrljic | 6-3, 6-2 | match details | |||
| 29.01.07 | 1er ronda | Katie O'Brien | Katarina Kachlikova | 6-1, 7-67 | match details | I. difícil | ||
| 29.01.07 | 2da ronda | Nika Ozegovic | Katie O'Brien | 7-65, 6-1 | match details | |||
| 23.10.06 | 1er ronda | Katie O'Brien | Ipek Senoglu | 6-3, 7-5 | match details | I. difícil | ||
| 23.10.06 | 1/2 | Tatjana Maria | Katie O'Brien | 1-0, Katie O'Brien - retirado | match details | |||
| 23.10.06 | 2da ronda | Katie O'Brien | Dessislava Mladenova | 6-1, 6-4 | match details | |||
| 23.10.06 | 1/4 | Katie O'Brien | Zsofia Gubacsi | 6-4, 6-4 | match details | |||
| 16.10.06 | 1/4 | Kirsten Flipkens | Katie O'Brien | 6-0, 7-5 | match details | I. difícil | ||
| 16.10.06 | 1er ronda | Katie O'Brien | Justine Ozga | 6-4, 6-4 | match details | |||
| 16.10.06 | 2da ronda | Katie O'Brien | Adriana Serra Zanetti | 7-5, 6-4 | match details | |||
| 09.10.06 | 1er ronda | Katie O'Brien | Matea Mezak | 6-4, 6-1 | match details | I. difícil | ||
| 09.10.06 | 2da ronda | Anne Keothavong | Katie O'Brien | 6-2, 6-0 | match details | |||
| 06.02.06 | 1er ronda | Katie O'Brien | Aniko Kapros | 4-6, 6-3, 6-2 | match details | I. difícil | ||
| 06.02.06 | 1/2 | Anne Keothavong | Katie O'Brien | 6-2, 6-4 | match details | |||
| 06.02.06 | 2da ronda | Katie O'Brien | Kristina Barrois | 6-2, Kristina Barrois - retirado | match details | |||
| 06.02.06 | 1/4 | Katie O'Brien | Andrea Hlavackova | 6-3, 6-3 | match details | |||
| 30.01.06 | 1er ronda | Katie O'Brien | Matilde Munoz-Gonzalves | 6-3, 6-1 | match details | I. difícil | ||
| 30.01.06 | 2da ronda | Katerina Bohmova | Katie O'Brien | 7-5, 7-64 | match details | |||
| 23.01.06 | 1er ronda | Katie O'Brien | Eva Pera | 6-0, 1-0, Eva Pera - retirado | match details | I. difícil | ||
| 23.01.06 | 2da ronda | Katie O'Brien | Katie Ruckert | 6-0, 7-63 | match details | |||
| 23.01.06 | 1/4 | Irena Pavlovic | Katie O'Brien | 6-3, 6-4 | match details | |||
| 07.11.05 | 1er ronda | Katie O'Brien | Tania Rice | 6-3, 6-4 | match details | I. difícil | ||
| 07.11.05 | 2da ronda | Violette Huck | Katie O'Brien | 6-1, 2-6, 7-66 | match details | |||
| 24.10.05 | 1er ronda | Tatjana Maria | Katie O'Brien | 6-2, 6-0 | match details | I. difícil | ||
| 03.10.05 | 1er ronda | Katie O'Brien | Sarah Riske | 6-3, 6-3 | match details | I. difícil | ||
| 03.10.05 | 2da ronda | Katie O'Brien | Emily Webley-Smith | 6-2, 4-6, 7-65 | match details | |||
| 03.10.05 | 1/4 | Yaroslava Shvedova | Katie O'Brien | 6-1, 6-2 | match details | |||
| 25.09.05 | c 2 | Denisa Chladkova | Katie O'Brien | 6-3, 6-2 | match details | I. difícil | ||
| 24.09.05 | c 1 | Katie O'Brien | Andrea Petkovic | 3-6, 6-4, 6-2 | match details | |||
| 19.09.05 | 1er ronda | Katie O'Brien | Gabriela Velasco-Andreu | 7-64, 6-0 | match details | I. difícil | ||
| 19.09.05 | 2da ronda | Elisa Balsamo | Katie O'Brien | 3-6, 6-2, 7-5 | match details | |||
| 07.02.05 | 2da ronda | Jane O'Donoghue | Katie O'Brien | 6-2, 7-63 | match details | I. difícil | ||
| 07.02.05 | 1er ronda | Katie O'Brien | Kyra Nagy | 6-3, 3-6, 6-1 | match details | |||
| 31.01.05 | 1er ronda | Katie O'Brien | Eva Hrdinova | 3-6, 7-5, 6-1 | match details | I. difícil | ||
| 31.01.05 | 2da ronda | Katie O'Brien | Gaelle Widmer | 7-5, 6-3 | match details | |||
| 31.01.05 | 1/4 | Elena Baltacha | Katie O'Brien | 6-4, 6-3 | match details | |||
| 24.01.05 | 1/4 | Katie O'Brien | Mari Andersson | 6-1, 6-4 | match details | I. difícil | ||
| 24.01.05 | 1/2 | Katie O'Brien | Caroline Maes | 6-2, 6-3 | match details | |||
| 24.01.05 | 1er ronda | Katie O'Brien | Birgit Ritschka | 6-0, 6-0 | match details | |||
| 24.01.05 | fin | Katie O'Brien | Ivanna Israilova | 6-4, 6-4 | match details | |||
| 24.01.05 | 2da ronda | Katie O'Brien | Davinia Lobbinger | 7-67, 7-65 | match details | |||
| 17.01.05 | 1/4 | Katie O'Brien | Melanie South | 6-1, 7-5 | match details | I. difícil | ||
| 17.01.05 | 1/2 | Katie O'Brien | Emily Webley-Smith | 3-2, Emily Webley-Smith - retirado | match details | |||
| 17.01.05 | 1er ronda | Katie O'Brien | Elizabeth Thomas | 6-2, 6-2 | match details | |||
| 17.01.05 | fin | Irina Bulykina | Katie O'Brien | 6-75, 6-2, 6-4 | match details | |||
| 17.01.05 | 2da ronda | Katie O'Brien | Diana Vranceanu | 6-2, 6-3 | match details | |||
| 16.02.04 | 2da ronda | Nina Duebbers | Katie O'Brien | 7-64, 6-4 | match details | I. difícil | ||
| 16.02.04 | 1er ronda | Katie O'Brien | Ana Jovanovic | 6-3, 7-5 | match details | |||
| 27.10.03 | 1er ronda | Stanislava Hrozenska | Katie O'Brien | 6-1, 6-0 | match details | I. difícil | ||
| 13.10.03 | 1er ronda | Sandra Kloesel | Katie O'Brien | 6-1, 6-3 | match details | I. difícil | ||
| 14.10.02 | 2da ronda | Sybille Bammer | Katie O'Brien | 6-3, 6-1 | match details | I. difícil | ||
| 14.10.02 | 1er ronda | Katie O'Brien | Petra Russegger | 6-2, 1-0, Petra Russegger - retirado | match details |


