| Singles | |
|---|---|
| 2009 LA Women's Tennis Championships | |
| Champion |  Flavia Pennetta |
| Runner-up |  Samantha Stosur |
| Score | 6–4, 6–3 |
| Draw | 56 |
| Seeds | 16 |
World No. 1 Dinara Safina was the defending champion, but she lost in the third round against Zheng Jie.
Flavia Pennetta won in the final 6–4, 6–3 against Samantha Stosur.
The top eight seeds receive a bye into the second round.
Dinara Safina (third round) Vera Zvonareva (quarterfinals)
Victoria Azarenka (second round)
Caroline Wozniacki (second round) Nadia Petrova (third round)
Ana Ivanovic (third round)
Dominika Cibulková (second round)
Agnieszka Radwańska (quarterfinals)
Marion Bartoli (withdrew) Flavia Pennetta (champion) Virginie Razzano (first round)
Li Na (third round, withdrew due to a right knee injury) Samantha Stosur (final) Zheng Jie (quarterfinals)
Kaia Kanepi (first round) Francesca Schiavone (first round)
Sabine Lisicki (third round, Retired due to a right shoulder injury)| Quarterfinals | Semifinals | Final | ||||||||||||||||||
| 14 | Zheng Jie | 6 | 3 | 4 | ||||||||||||||||
| 13 | Samantha Stosur | 4 | 6 | 6 | ||||||||||||||||
| 13 | Samantha Stosur | 6 | 6 | |||||||||||||||||
 Sorana Cîrstea | 3 | 2 | ||||||||||||||||||
| Sorana Cîrstea | 7 | 1 | 7 | |||||||||||||||||
| 8 | Agnieszka Radwańska | 64 | 6 | 5 | ||||||||||||||||
| 13 | Samantha Stosur | 4 | 3 | |||||||||||||||||
| 10 | Flavia Pennetta | 6 | 6 | |||||||||||||||||
| Urszula Radwańska | 4 | 5 | ||||||||||||||||||
| Maria Sharapova | 6 | 7 | ||||||||||||||||||
| Maria Sharapova | 2 | 6 | 3 | |||||||||||||||||
| 10 | Flavia Pennetta | 6 | 4 | 6 | ||||||||||||||||
| 10 | Flavia Pennetta | 6 | 6 | |||||||||||||||||
| 2 | Vera Zvonareva | 4 | 2 | |||||||||||||||||
| First round | Second round | Third round | Quarterfinals | ||||||||||||||||||||||||
| 1 | D Safina | 6 | 6 | ||||||||||||||||||||||||
| Q |  M Oudin | 7 | 2 | 2 | D Hantuchová | 2 | 4 | ||||||||||||||||||||
| D Hantuchová | 63 | 6 | 6 | 1 | D Safina | 5 | 6 | 4 | |||||||||||||||||||
 Á Szávay | 1 | 0 | 14 | J Zheng | 7 | 4 | 6 | ||||||||||||||||||||
| E Vesnina | 6 | 6 | E Vesnina | 4 | 6 | 0 | |||||||||||||||||||||
| Q |  O Savchuk | 5 | 6 | 2 | 14 | J Zheng | 6 | 4 | 6 | ||||||||||||||||||
| 14 | J Zheng | 7 | 1 | 6 | 14 | J Zheng | 6 | 3 | 4 | ||||||||||||||||||
| 13 | S Stosur | 6 | 6 | 13 | S Stosur | 4 | 6 | 6 | |||||||||||||||||||
| M Niculescu | 1 | 2 | 13 | S Stosur | 6 | 6 | |||||||||||||||||||||
| Q |  C Scheepers | 6 | 3 | 1 | M Kirilenko | 2 | 4 | ||||||||||||||||||||
| M Kirilenko | 4 | 6 | 6 | 13 | S Stosur | 6 | 6 | ||||||||||||||||||||
| WC | V King | 6 | 6 | 6 | A Ivanovic | 3 | 2 | ||||||||||||||||||||
 S Bammer | 3 | 2 | WC | V King | 4 | 6 | 1 | ||||||||||||||||||||
| 6 | A Ivanovic | 6 | 4 | 6 | |||||||||||||||||||||||
| First round | Second round | Third round | Quarterfinals | ||||||||||||||||||||||||
| 4 | C Wozniacki | 6 | 4 | 65 | |||||||||||||||||||||||
| S Cîrstea | 6 | 7 | S Cîrstea | 1 | 6 | 7 | |||||||||||||||||||||
| WC |  M Larcher de Brito | 4 | 5 | S Cîrstea | 6 | 1 | |||||||||||||||||||||
| M Czink | 6 | 4 | 1 | 17 | S Lisicki | 3 | 0 | r | |||||||||||||||||||
| E Makarova | 3 | 6 | 6 | E Makarova | 1 | 4 | |||||||||||||||||||||
| Q |  K Date-Krumm | 65 | 6 | 5 | 17 | S Lisicki | 6 | 6 | |||||||||||||||||||
| 17 | S Lisicki | 7 | 2 | 7 | S Cîrstea | 7 | 1 | 7 | |||||||||||||||||||
| 11 | V Razzano | 65 | 3 | 8 | A Radwańska | 64 | 6 | 5 | |||||||||||||||||||
| A Chakvetadze | 7 | 6 | A Chakvetadze | 6 | 3 | 6 | |||||||||||||||||||||
| A Kleybanova | 6 | 6 | A Kleybanova | 3 | 6 | 1 | |||||||||||||||||||||
| A Kudryavtseva | 1 | 3 | A Chakvetadze | 3 | 2 | ||||||||||||||||||||||
| Q | C Gullickson | 3 | 1 | 8 | A Radwańska | 6 | 6 | ||||||||||||||||||||
| A Sugiyama | 6 | 6 | A Sugiyama | 2 | 1 | ||||||||||||||||||||||
| 8 | A Radwańska | 6 | 6 | ||||||||||||||||||||||||
| First round | Second round | Third round | Quarterfinals | ||||||||||||||||||||||||
| 7 | D Cibulková | 4 | 7 | 4 | |||||||||||||||||||||||
| U Radwańska | 6 | 6 | U Radwańska | 6 | 66 | 6 | |||||||||||||||||||||
| J Coin | 1 | 2 | U Radwańska | w/o | |||||||||||||||||||||||
 A Wozniak | 7 | 7 | 12 | N Li | |||||||||||||||||||||||
| B Mattek-Sands | 5 | 5 | A Wozniak | 6 | 4 | 2 | |||||||||||||||||||||
| A Morita | 0 | 0 | r | 12 | N Li | 4 | 6 | 6 | |||||||||||||||||||
| 12 | N Li | 6 | 2 | U Radwańska | 4 | 5 | |||||||||||||||||||||
| 15 | K Kanepi | 3 | 64 | M Sharapova | 6 | 7 | |||||||||||||||||||||
 L Šafářová | 6 | 7 | L Šafářová | 7 | 4 | 5 | |||||||||||||||||||||
| M Shaughnessy | 6 | 3 | 3 | A Bondarenko | 5 | 6 | 7 | ||||||||||||||||||||
| A Bondarenko | 3 | 6 | 6 | A Bondarenko | 6 | 0 | 3 | ||||||||||||||||||||
| M Sharapova | 6 | 6 | M Sharapova | 4 | 6 | 6 | |||||||||||||||||||||
| J Groth | 0 | 4 | M Sharapova | 64 | 6 | 6 | |||||||||||||||||||||
| 3 | V Azarenka | 7 | 4 | 2 | |||||||||||||||||||||||
| First round | Second round | Third round | Quarterfinals | ||||||||||||||||||||||||
| 5 | N Petrova | 6 | 2 | 6 | |||||||||||||||||||||||
 S Pe'er | 7 | 4 | S Pe'er | 4 | 6 | 3 | |||||||||||||||||||||
| Q | A Rodionova | 5 | 1 | r | 5 | N Petrova | 3 | 3 | |||||||||||||||||||
| T Garbin | 4 | 4 | 10 | F Pennetta | 6 | 6 | |||||||||||||||||||||
| WC | C Vandeweghe | 6 | 6 | WC | C Vandeweghe | 2 | 4 | ||||||||||||||||||||
| LL | V Lepchenko | 2 | 7 | 0 | 10 | F Pennetta | 6 | 6 | |||||||||||||||||||
| 10 | F Pennetta | 6 | 5 | 6 | 10 | F Pennetta | 6 | 6 | |||||||||||||||||||
| 16 | F Schiavone | 67 | 2 | 2 | V Zvonareva | 4 | 2 | ||||||||||||||||||||
| Q | J Craybas | 7 | 6 | Q | J Craybas | 62 | 1 | ||||||||||||||||||||
 Y Wickmayer | 6 | 6 | Y Wickmayer | 7 | 6 | ||||||||||||||||||||||
| N Vaidišová | 1 | 1 | Y Wickmayer | 65 | 6 | 4 | |||||||||||||||||||||
| Q |  M Krajicek | 3 | 7 | 3 | 2 | V Zvonareva | 7 | 4 | 6 | ||||||||||||||||||
| S Peng | 6 | 64 | 6 | S Peng | 6 | 3 | 66 | ||||||||||||||||||||
| 2 | V Zvonareva | 3 | 6 | 7 | |||||||||||||||||||||||
Lisa Raymond and Samantha Stosur defeated Elena Dementieva and Flavia Pennetta in the final, 6–2, 5–7, 6–3 to win the women's doubles tennis title at the 2005 US Open.
Virginia Ruano Pascual and Paola Suárez were the two-time defending champions, but they were defeated in the second round by Anna Chakvetadze and Elena Vesnina.
Nathalie Dechy and Vera Zvonareva defeated Dinara Safina and Katarina Srebotnik in the final, 7–6(7–5), 7-5 to win the women's doubles title at the 2006 US Open.
Yan Zi and Zheng Jie were the defending champions but lost in the semifinals to Chan Yung-jan and Chuang Chia-jung.
Cara Black and Liezel Huber won the title, defeating Chan Yung-jan and Chuang Chia-jung in the final 6–4, 6–74, 6–1
Twelfth-seeded Yan Zi and Zheng Jie defeated first-seeded Lisa Raymond and Samantha Stosur, 2–6, 7–6 (7), 6–3 to win the women's doubles title at the 2006 Australian Open.
Daniela Hantuchová defeated Svetlana Kuznetsova in the final, 6–3, 6–4 to win the women's singles tennis title at the 2007 Indian Wells Masters. It was her second Indian Wells Masters title.
Nathalie Dechy and Mara Santangelo were the defending champions, but Dechy chose not to participate, and only Santangelo competed that year.
Santangelo partnered with Alicia Molik, but lost in the second round to Maria Kirilenko and Agnieszka Radwańska.
Nathalie Dechy and Dinara Safina were the defending champions, but Safina chose not to participate, and only Dechy competed that year.
Dechy partnered with Casey Dellacqua, but lost in the first round to Klaudia Jans and Alicja Rosolska.
Serena Williams defeated Dinara Safina in the final, 6–0, 6–3 to win the women's singles tennis title at the 2009 Australian Open. It was her fourth Australian Open singles title and tenth major singles title overall. With the win, Williams regained the world No. 1 ranking.
Nadia Petrova was the defending champion but lost in the final to Tatiana Golovin.
Dinara Safina defeated Svetlana Kuznetsova in the final, 6–3, 6–2 to win the women's singles tennis title at the 2009 Italian Open.
Svetlana Kuznetsova defeated Dinara Safina in the final, 6–4, 6–2 to win the women's singles tennis title at the 2009 French Open. It was her second major title, after the 2004 US Open. The final marked the third all-Russian final in major singles history, and the first since the 2004 US Open. It was Safina's third runner-up finish in as many major finals. The match was also the conclusion of a series of finals between the pair during that clay court season, as they each claimed the Stuttgart and Rome titles over each other.
Serena Williams defeated the two-time defending champion, her sister Venus Williams, in a rematch of the previous year's final, 7–6(7–3), 6–2 to win the ladies' singles tennis title at the 2009 Wimbledon Championships. It was her third Wimbledon singles title and eleventh major singles title overall. It was also the third time she won a major after saving a match point, which occurred in the semifinals against Elena Dementieva. Serena dropped only one set the entire tournament, to Dementieva in the semifinals.
Maria Sharapova won the singles tennis title at the 2009 Pan Pacific Open after Jelena Janković retired from the final with a wrist injury, with the scoreline at 5–2.
Svetlana Kuznetsova defeated Agnieszka Radwańska in the final, 6–2, 6–4 to win the women's singles tennis title at the 2009 China Open. It was her second China Open title.
Defending champion Venus Williams defeated Victoria Azarenka in the final, 6–3, 7–5 to win the women's singles tennis title at the 2010 Dubai Tennis Championships.
María José Martínez Sánchez defeated Jelena Janković in the final, 7–6(7–5), 7–5 to win the women's singles tennis title at the 2010 Italian Open. Martínez Sánchez was unseeded in the main draw.
Aravane Rezaï defeated Venus Williams in the final, 6–2, 7–5 to win the women's singles tennis title at the 2010 Madrid Open.
Defending champion Serena Williams defeated Vera Zvonareva in the final, 6–3, 6–2 to win the ladies' singles tennis title at the 2010 Wimbledon Championships. It was her fourth Wimbledon singles title and 13th major singles title overall. She did not lose a set during the tournament. Zvonareva was contesting her first major singles final, and became the second lowest-ranked woman to contest the final.
Émilie Loit was the defending champion, but did not compete this year.