Singles
| Tournament | Surface | Week | Winner | Finalist | Semifinalists | Quarterfinalists |
|---|---|---|---|---|---|---|
| Tokyo | Carpet (i) | January 31 | Maria Sharapova 6-1, 3-6, 7-6(5) |
Lindsay Davenport | Svetlana Kuznetsova Shinobu Asagoe |
Iveta Benešová Daniela Hantuchová Elena Dementieva Elena Likhovtseva |
| Indian Wells | Hard | March 7 | Kim Clijsters 6-4, 4-6, 6-2 |
Lindsay Davenport | Maria Sharapova Elena Dementieva |
Nathalie Dechy Mary Pierce Svetlana Kuznetsova Conchita Martínez |
| Miami | Hard | March 21 | Kim Clijsters 6-3, 7-5 |
Maria Sharapova | Amélie Mauresmo Venus Williams |
Ana Ivanović Elena Dementieva Serena Williams Justine Henin-Hardenne |
| Charleston | Clay | April 11 | Justine Henin-Hardenne 7-5, 6-4 |
Elena Dementieva | Tatiana Golovin Patty Schnyder |
Lindsay Davenport Nadia Petrova Nicole Vaidišová Katarina Srebotnik |
| Berlin | Clay | May 2 | Justine Henin-Hardenne 6-3, 4-6, 6-3 |
Nadia Petrova | Patty Schnyder Jelena Janković |
Maria Sharapova Svetlana Kuznetsova Elena Bovina Amélie Mauresmo |
| Rome | Clay | May 9 | Amélie Mauresmo 2-6, 6-3, 6-4 |
Patty Schnyder | Maria Sharapova Vera Zvonareva |
Elena Bovina Evgenia Linetskaya Francesca Schiavone Conchita Martínez |
| San Diego | Hard | August 1 | Mary Pierce 6-0, 6-3 |
Ai Sugiyama | Shuai Peng Akiko Morigami |
Kim Clijsters Patty Schnyder Anna Chakvetadze Sesil Karatantcheva |
| Toronto | Hard | August 15 | Kim Clijsters 7-5, 6-1 |
Justine Henin-Hardenne | Anastasia Myskina Amélie Mauresmo |
Gisela Dulko Flavia Pennetta Nicole Vaidišová Nadia Petrova |
| Moscow | Carpet (i) | October 10 | Mary Pierce 6-4, 6-3 |
Francesca Schiavone | Dinara Safina Elena Dementieva |
Maria Sharapova Elena Likhovtseva Anastasia Myskina Svetlana Kuznetsova |
| Zurich | Carpet (i) | October 17 | Lindsay Davenport 7-6(5), 6-3 |
Patty Schnyder | Anastasia Myskina Ana Ivanović |
Francesca Schiavone Elena Dementieva Flavia Pennetta Katarina Srebotnik |
Read more about this topic: 2005 WTA Tier I Series