Ai Sugiyama Doubles wins (38) Doubles wins (38)

| Date_ | Tournament | Surface | Partner | Opponent_in_the_final | Score |
|---|---|---|---|---|---|
| October 26, 2003 | Linz , Austria | Hard | Liezel Huber | Marion Bartoli Silvia Farina Elia | 6–1, 7–6(6) |
| August 8, 2004 | Montreal , Canada | Hard | Shinobu Asagoe | Liezel Huber Tamarine Tanasugarn | 6–0, 6–3 |
| September 19, 2004 | Bali , Indonesia | Hard | Anastasia Myskina | Svetlana Kuznetsova Arantxa Sánchez Vicario | 6–3, 7–5 |
| June 12, 2005 | Birmingham , Great Britain | Grass | Daniela Hantuchová | Eleni Daniilidou Jennifer Russell | 6–2, 6–3 |
| March 4, 2006 | Doha , Qatar | Hard | Daniela Hantuchová | Li Ting Sun Tiantian | 6–4, 6–4 |
| May 21, 2006 | Rome, Italy | Clay | Daniela Hantuchová | Květa Peschke Francesca Schiavone | 3–6, 6–3, 6–1 |
| August 19, 2007 | Toronto , Canada | Hard | Katarina Srebotnik | Cara Black Liezel Huber | 6–4, 2–6 [10–5] |