| Details | |
|---|---|
| Duration | January 27 – October 29 |
| Edition | 14th |
| Tournaments | 9 |
| Achievements (singles) | |
| Most tournament titles |  Justine Henin (4) |
| Most tournament finals | Justine Henin (4) |
← 2002 2004 → | |
NThe WTA Tier I events are part of the elite tour for professional women's tennis organised by the WTA called the WTA Tour.[1]
| Tournament | Country | Location | Surface | Date | Prize money[2] |
|---|---|---|---|---|---|
| Toray Pan Pacific Open[3] | Japan | Tokyo | Carpet (i) | Jan 27 – Feb 2 | $1,300,000 |
| Pacific Life Open | United States | Indian Wells | Hard | Mar 3 – 16 | $2,100,000 |
| NASDAQ-100 Open | United States | Key Biscayne | Hard | Mar 17 – 30 | $2,960,000 |
| Family Circle Cup | United States | Charleston | Clay (green) | Apr 7 – 13 | $1,300,000 |
| MasterCard German Open[4] | Germany | Berlin | Clay | May 5 – 11 | $1,224,000 |
| Telecom Italia Masters[5] | Italy | Rome | Clay | May 12 – 18 | $1,300,000 |
| Rogers AT&T Cup | Canada | Toronto | Hard | Aug 11 – 17 | $1,325,000 |
| Ladies Kremlin Cup | Russia | Moscow | Carpet (i) | Sep 29 – Oct 5 | $1,300,000 |
| Swisscom Challenge | Switzerland | Zürich | Hard (i) | Oct 13 – 19 | $1,300,000 |
| Tournament | Singles champions | Runners-up | Score | Doubles champions | Runners-up | Score |
|---|---|---|---|---|---|---|
| Tokyo |  Lindsay Davenport
|
Monica Seles
|
6–7(6–8), 6–1, 6–2 |  Elena Bovina  Rennae Stubbs
|
Lindsay Davenport Lisa Raymond
|
6–3, 6–4 |
| Indian Wells | Kim Clijsters
|
Lindsay Davenport
|
6–4, 7–5 | Lindsay Davenport Lisa Raymond
|
Kim Clijsters  Ai Sugiyama
|
2–6, 6–2, 7–6(7–5) |
| Miami | Serena Williams
|
Jennifer Capriati
|
4–6, 6–4, 6–1 |  Liezel Huber  Magdalena Maleeva
|
Shinobu Asagoe Nana Miyagi
|
6–4, 3–6, 7–5 |
| Charleston | Justine Henin
|
Serena Williams
|
7–6(7–5), 6–4 |  Virginia Ruano Pascual  Paola Suárez
|
 Janette Husárová Conchita Martínez
|
6–0, 6–3 |
| Berlin | Justine Henin
|
Kim Clijsters
|
6–4, 4–6, 7–5 | Virginia Ruano Pascual Paola Suárez
|
Kim Clijsters Ai Sugiyama
|
6–3, 4–6, 6–4 |
| Rome | Kim Clijsters
|
 Amélie Mauresmo
|
3–6, 7–6(7–3), 6–0 | Svetlana Kuznetsova*
|
 Jelena Dokić Nadia Petrova
|
6–4, 5–7, 6–2 |
| Martina Navratilova
| ||||||
| Toronto | Justine Henin
|
Lina Krasnoroutskaya
|
6–1, 6–0 | Svetlana Kuznetsova Martina Navratilova
|
 María Vento-Kabchi  Angelique Widjaja
|
3–6, 6–1, 6–1 |
| Moscow | Anastasia Myskina
|
Amélie Mauresmo
|
6–2, 6–4 | Nadia Petrova*
|
Anastasia Myskina Vera Zvonareva
|
6–3, 6–4 |
| Meghann Shaughnessy
| ||||||
| Zürich | Justine Henin
|
Jelena Dokić
|
6–0, 6–4 | Kim Clijsters*
|
Virginia Ruano Pascual Paola Suárez
|
7–6(7–3), 6–2 |
| Ai Sugiyama
|