| Doubles | |
|---|---|
| 2015 OEC Taipei WTA Challenger | |
| Champions |  Kanae Hisami Kotomi Takahata |
| Runners-up |  Marina Melnikova  Elise Mertens |
| Final score | 6–1, 6–2 |
Chan Hao-ching and Chan Yung-jan were the defending champions, but they chose not to participate this year.
Kanae Hisami and Kotomi Takahata won the title, defeating Marina Melnikova and Elise Mertens in the final, 6–1, 6–2.
Han Xinyun / Zhang Kailin (semifinals)
Chan Chin-wei / Junri Namigata (semifinals) Marina Melnikova / Elise Mertens (final)
Amandine Hesse / Hiroko Kuwata (quarterfinals)| First round | Quarterfinals | Semifinals | Final | ||||||||||||||||||||||||
| 1 | X Han K Zhang | 6 | 6 | ||||||||||||||||||||||||
| WC | Y-l Chen T-f Juan | 2 | 4 | 1 | X Han K Zhang | 6 | 6 | ||||||||||||||||||||
| I-h Cho C-y Hsu | 3 | 6 | [8] | C-w Hsu  A Raina | 2 | 2 | |||||||||||||||||||||
| C-w Hsu A Raina | 6 | 4 | [10] | 1 | X Han K Zhang | 6 | 5 | [6] | |||||||||||||||||||
| 4 | A Hesse H Kuwata | 6 | 6 | K Hisami K Takahata | 2 | 7 | [10] | ||||||||||||||||||||
| Y-hsu Lee C Liu | 4 | 4 | 4 | A Hesse H Kuwata | 1 | 6 | [8] | ||||||||||||||||||||
| K Hisami K Takahata | 6 | 6 | K Hisami K Takahata | 6 | 3 | [10] | |||||||||||||||||||||
| Y-hsi Lee Y-y Pai | 0 | 1 | K Hisami K Takahata | 6 | 6 | ||||||||||||||||||||||
 S Vögele  L Zhang | 6 | 62 | [6] | 3 | M Melnikova E Mertens | 1 | 2 | ||||||||||||||||||||
 N Lertpitaksinchai Pe Plipuech | 2 | 77 | [10] | N Lertpitaksinchai Pe Plipuech | 4 | 77 | [7] | ||||||||||||||||||||
| L Kumkhum J Lu | 6 | 1 | [7] | 3 | M Melnikova E Mertens | 6 | 64 | [10] | |||||||||||||||||||
| 3 | M Melnikova E Mertens | 0 | 6 | [10] | 3 | M Melnikova E Mertens | 5 | 6 | [10] | ||||||||||||||||||
| WC | P-c Lee C-h Yang | 4 | 6 | [10] | 2 | C-w Chan J Namigata | 7 | 4 | [4] | ||||||||||||||||||
| WC | Y-t Cho F-h Wu | 6 | 3 | [4] | WC | P-c Lee C-h Yang | 1 | 0 | |||||||||||||||||||
| WC | Y Lee H-y Shih | 0 | 0 | 2 | C-w Chan J Namigata | 6 | 6 | ||||||||||||||||||||
| 2 | C-w Chan J Namigata | 6 | 6 | ||||||||||||||||||||||||
The tournament in New Delhi was a new addition to the ITF Women's Circuit.
The tournament in New Delhi was a new addition to the ITF Women's Circuit.
Caroline Garcia was the defending champion, but she chose to participate in the Fed Cup semifinals this year.
An-Sophie Mestach was the defending champion, but she chose to compete in Albuquerque instead.
Lourdes Domínguez Lino and Mariana Duque were the defending champions, but chose not to participate.
Petra Martić and Maria Sanchez were the defending champions, but Martić chose not to participate. Sanchez partnered Elise Mertens, but lost in the semifinals to Verónica Cepede Royg and Marina Melnikova.
Vitalia Diatchenko and Alexandra Panova were the defending champions, but both players chose not to participate.
Elise Mertens and An-Sophie Mestach were the defending champions, but Mestach chose not to participate this year and Mertens chose to compete in Brisbane instead.
Anett Kontaveit was the defending champion, but lost in the first round to Veronika Kudermetova.
Latisha Chan and Martina Hingis were the defending champions, but Hingis retired from professional tennis at the end of 2017 and Chan could not participate due to a medical condition.
Elise Mertens and Demi Schuurs were the defending champions, but Mertens chose not to participate and Schuurs chose to compete in Sydney instead.
Elise Mertens and Aryna Sabalenka defeated Barbora Krejčíková and Kateřina Siniaková in the final, 6–3, 6–2, to win the women's doubles tennis title at the 2019 Indian Wells Masters.
Ashleigh Barty and CoCo Vandeweghe were the defending champions, but Vandeweghe could not participate due to injury. Barty played alongside Victoria Azarenka, but lost in the semifinals to Elise Mertens and Aryna Sabalenka.
Ashleigh Barty and Demi Schuurs were the defending champions, but chose not to participate together. Barty played alongside Victoria Azarenka and successfully defended the title, defeating Schuurs and Anna-Lena Grönefeld in the final, 4–6, 6–0, [10–3].
Barbora Krejčíková and Kateřina Siniaková were the defending champions, but lost in the first round to Nadiia Kichenok and Abigail Spears.
Barbora Krejčíková and Kateřina Siniaková were the defending champions, but lost in the semifinals to Gabriela Dabrowski and Xu Yifan.
Elise Mertens and Demi Schuurs were the defending champions, but chose not to participate together. Schuurs teamed up with Anna-Lena Grönefeld, but lost in the semifinals to Mertens and Aryna Sabalenka.
The Gippsland Trophy is a new addition to the WTA Tour in 2021.
The 2021 Birmingham Classic was a women's tennis tournament being played on outdoor grass courts. It was the 39th edition of the event, and a WTA 250 tournament on the 2021 WTA Tour. It took place at the Edgbaston Priory Club in Birmingham, United Kingdom, on 14–20 June 2021.
Anastasia Potapova defeated Veronika Kudermetova in the final, 6–3, 6–1 to win the singles title at the 2022 İstanbul Cup. It was her maiden WTA Tour title.