| Tianjin Open | |
| City: | Tianjin |
| Country: | China |
| Venue: | Tianjin International Tennis Center |
| Tier: | International |
| Surface: | Hard - outdoors |
| Draw: | 32 / 32 / 16 |
| Prize Money: | (2019) |
| Website: | tianjinopen.com |
| Completed Event: | 2019 |
| Singles: |  Rebecca Peterson |
| Doubles: |  Shuko Aoyama Ena Shibahara |
The Tianjin Open was an International-level WTA tennis event held at the Tianjin International Tennis Center. The venue has a center court that seats 3,500 people, as well as 12 outdoor courts with lights, four indoor courts and a tennis club.
In 2019, there were nine WTA-level tournaments in mainland China: WTA Finals in Shenzhen, WTA Elite Trophy in Zhuhai, Premier-level stops in Beijing, Wuhan and Zhengzhou, and International-level stops in Shenzhen, Nanchang, Guangzhou and Tianjin.
| Year | Champion | Runner-up | Score | |
|---|---|---|---|---|
 Alison Riske[1] | 6–3, 6–4 | |||
 Agnieszka Radwańska[2] | 6–1, 6–2 | |||
 Peng Shuai[3] | 7–6(7–3), 6–2 | |||
 Maria Sharapova[4] | 7–5, 7–6(10–8) | |||
| 7–6(9–7), 6–3 | ||||
| 6–4, 6–4 | ||||
| 2020-2021 | cancelled due to the COVID-19 pandemic | |||
| Year | Champions | Runners-up | Score | |
|---|---|---|---|---|
Alla Kudryavtseva  Anastasia Rodionova | 6–7(6–8), 6–2, [10–8] | |||
| Xu Yifan Zheng Saisai | 6–2, 3–6, [10–8] | |||
| Christina McHale Peng Shuai | 7–6(10–8), 6–0 | |||
 Irina-Camelia Begu  Sara Errani | 6–4, 6–3 | |||
Nicole Melichar  Květa Peschke | 6–4, 6–2 | |||
| Shuko Aoyama Ena Shibahara | 6–3, 7–5 | |||
| 2020-2021 | cancelled due to the COVID-19 pandemic | |||