| Women's singles | |
|---|---|
| 2005 Medibank International | |
| Champion |  Alicia Molik |
| Runner-up | Samantha Stosur |
| Score | 6–7(5–7), 6–4, 7–5 |
| Draw | 28 |
| Seeds | 8 |
Justine Henin-Hardenne was the defending champion, but did not compete this year.
Alicia Molik won the title by defeating Samantha Stosur 6–7(5–7), 6–4, 7–5 in the final. It was the 1st title for Molik in this season and the 5th title in her career.
The first four seeds received a bye into the second round.
Lindsay Davenport (quarterfinals, withdrew due to a bronchitis)
Anastasia Myskina (second round) Elena Dementieva (semifinals, withdrew due to a heat illness) Vera Zvonareva (second round) Nadia Petrova (quarterfinals) Alicia Molik (champion)
Patty Schnyder (quarterfinals)
Ai Sugiyama (first round)| Semifinals | Final | ||||||||||||
| WC | Samantha Stosur | w/o | |||||||||||
| 3 | Elena Dementieva | ||||||||||||
| WC | Samantha Stosur | 77 | 4 | 5 | |||||||||
| 6 | Alicia Molik | 65 | 6 | 7 | |||||||||
| 6 | Alicia Molik | 6 | 6 | ||||||||||
| Q |  Shuai Peng | 4 | 3 | ||||||||||
| First round | Second round | Quarterfinals | Semifinals | ||||||||||||||||||||||||
| 1 | L Davenport | 6 | 6 | ||||||||||||||||||||||||
 N Dechy | 7 | 6 | N Dechy | 3 | 4 | ||||||||||||||||||||||
| L Raymond | 5 | 3 | 1 | L Davenport | |||||||||||||||||||||||
 J Kostanić | 3 | 3 | WC | S Stosur | w/o | ||||||||||||||||||||||
| WC | S Stosur | 6 | 6 | WC | S Stosur | 6 | 4 | 6 | |||||||||||||||||||
| T Golovin | 6 | 2 | 6 | T Golovin | 2 | 6 | 2 | ||||||||||||||||||||
| 8 | A Sugiyama | 1 | 6 | 3 | WC | S Stosur | w/o | ||||||||||||||||||||
| 3 | E Dementieva | ||||||||||||||||||||||||||
| 3 | E Dementieva | 6 | 3 | 6 | |||||||||||||||||||||||
 E Daniilidou | 3 | 6 | 6 | E Daniilidou | 3 | 6 | 2 | ||||||||||||||||||||
| WC |  C Martínez | 6 | 4 | 4 | 3 | E Dementieva | 6 | 1 | 6 | ||||||||||||||||||
| WC | S Ferguson | 77 | 2 | 2 | 7 | P Schnyder | 4 | 6 | 1 | ||||||||||||||||||
 M Maleeva | 63 | 6 | 6 | M Maleeva | 4 | 2 | |||||||||||||||||||||
| K Šprem | 7 | 2 | 3 | 7 | P Schnyder | 6 | 6 | ||||||||||||||||||||
| 7 | P Schnyder | 5 | 6 | 6 | |||||||||||||||||||||||
| First round | Second round | Quarterfinals | Semifinals | ||||||||||||||||||||||||
| 6 | A Molik | 77 | 6 | ||||||||||||||||||||||||
 F Schiavone | 64 | 1 | 6 | A Molik | 6 | 6 | |||||||||||||||||||||
 J Janković | 4 | 6 | 6 | J Janković | 3 | 4 | |||||||||||||||||||||
| E Likhovtseva | 6 | 2 | 4 | 6 | A Molik | 6 | 6 | ||||||||||||||||||||
| LL |  D Chládková | 2 | 4 |  F Zuluaga | 1 | 2 | |||||||||||||||||||||
| F Zuluaga | 6 | 6 | F Zuluaga | 79 | 6 | ||||||||||||||||||||||
| 4 | V Zvonareva | 67 | 3 | ||||||||||||||||||||||||
| 6 | A Molik | 6 | 6 | ||||||||||||||||||||||||
| 5 | N Petrova | 4 | 6 | 6 | Q | S Peng | 4 | 3 | |||||||||||||||||||
| Q |  Ľ Cervanová | 6 | 1 | 2 | 5 | N Petrova | 6 | 6 | |||||||||||||||||||
| D Hantuchová | 77 | 6 | D Hantuchová | 0 | 2 | ||||||||||||||||||||||
| Q | S Talaja | 62 | 2 | 5 | N Petrova | 3 | 2r | ||||||||||||||||||||
| Q | M Washington | 4 | 2 | Q | S Peng | 6 | 4 | ||||||||||||||||||||
| Q | S Peng | 6 | 6 | Q | S Peng | 6 | 6 | ||||||||||||||||||||
| 2 | A Myskina | 1 | 3 | ||||||||||||||||||||||||
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 defending champions, but Suárez did not participate due to injury. Ruano Pascual partnered Conchita Martínez, but lost in the first round to Jennifer Hopkins and Mashona Washington.
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.
Defending champion Venus Williams defeated her sister Serena in the final, 6–1, 4–6, 6–4 to win the women's singles tennis title at the 1999 Miami Open.
Corina Morariu and Larisa Neiland were the reigning champions, but they did not return to defend their title.
Alicia Molik was the defending champion, but was unable to compete due to vestibular neuronitis.
Justine Henin-Hardenne defeated Elena Dementieva in the final, 7–5, 6–4 to win the singles tennis title at the 2005 Family Circle Cup.
Elena Bovina was the defending champion, but decided not to participate this year.
Lindsay Davenport defeated Patty Schnyder in the final, 7–6(7–5), 6–3 to win the singles tennis title at the 2005 Zurich Open.
Nadia Petrova and Meghann Shaughnessy were the defending champions, but Petrova had to forfeit the tournament due to a right pectoralis strain. Shaughnessy competed alongside Anna-Lena Grönefeld, but the pair withdrew in quarterfinals against Eleni Daniilidou and Jennifer Russell.
Elena Bovina was the defending champion, but did not compete this year due to a right shoulder injury.
Nadia Petrova and Meghann Shaughnessy were the defending champions, but lost in quarterfinals to Lisa Raymond and Rennae Stubbs.
Gisela Dulko and Maria Kirilenko were the defending champions, but Kirilenko did not compete this year to only focusing in the singles tournament. Dulko teamed up with Yan Zi and had to withdraw in the quarterfinal match against Natalie Grandin and Camille Pin.
Serena Williams was the defending champion, but lost in the second round to Sun Tiantian. Tiantian became the first ever player ranked outside the top 100 to defeat Williams in a main draw match.
Justine Henin-Hardenne defeated Jelena Dokic in the final, 6–0, 6–4 to win the singles tennis title at the 2003 Swisscom Challenge. With the win, Henin-Hardenne replaced Kim Clijsters as the world No. 1.
Alicia Molik defeated Maria Sharapova in the final, 4–6, 6–2, 6–3 to win the singles tennis title at the 2004 Swisscom Challenge.
Lisa Raymond and Rennae Stubbs were the defending champions, but competed this year with different partners. Both players faced each other at the first round, in which Stubbs defeated Raymond in three sets.
Anna Smashnova-Pistolesi was the defending champion, but was forced to retire in her second round match against Sandra Kleinová due to a hamstring injury.
Evgenia Kulikovskaya and Elena Tatarkova were the defending champions, but Kulikovskaya did not compete this year. Tatarkova teamed up with Martina Navratilova and lost in first round to Maria Elena Camerin and Flavia Pennetta.
Amélie Mauresmo was the defending champion, and successfully defended her title.