| Singles | |
|---|---|
| 2019 Suzhou Ladies Open | |
| Champion |  Peng Shuai |
| Runner-up | Zhu Lin |
| Score | 6–2, 3–6, 6–2 |
Zheng Saisai was the defending champion, but chose not to participate. [1]
Peng Shuai won the title, defeating Zhu Lin in the final, 6–2, 3–6, 6–2.
Wang Yafan (semifinals)
Nao Hibino (semifinals) Peng Shuai (champion) Zhu Lin (final)
Harriet Dart (first round, retired) Wang Xinyu (second round) Kurumi Nara (second round)
Valeria Savinykh (first round)| Semifinals | Final | ||||||||||||
| 1 | Wang Yafan | 3 | 3 | ||||||||||
| 4 | Zhu Lin | 6 | 6 | ||||||||||
| 4 | Zhu Lin | 2 | 6 | 2 | |||||||||
| 3 | Peng Shuai | 6 | 3 | 6 | |||||||||
| 3 | Peng Shuai | 6 | 77 | ||||||||||
| 2 | Nao Hibino | 4 | 62 | ||||||||||
| First round | Second round | Quarterfinals | Semifinals | ||||||||||||||||||||||||
| 1 | Y Wang | 6 | 1 | 6 | |||||||||||||||||||||||
| Jia Lu | 2 | 6 | 2 | 1 | Y Wang | 6 | 6 | ||||||||||||||||||||
| S Ma | 3 | 3 |  A Naydenova | 1 | 0 | ||||||||||||||||||||||
| A Naydenova | 6 | 6 | 1 | Y Wang | 6 | 6 | |||||||||||||||||||||
 N Kostić | 6 | 6 | N Kostić | 1 | 4 | ||||||||||||||||||||||
| X You | 3 | 1 | N Kostić | 6 | 6 | ||||||||||||||||||||||
| WC | S Feng | 3 | 1 | 6 | Xin Wang | 3 | 4 | ||||||||||||||||||||
| 6 | Xin Wang | 6 | 6 | 1 | Y Wang | 3 | 3 | ||||||||||||||||||||
| 4 | L Zhu | 711 | 6 | 4 | L Zhu | 6 | 6 | ||||||||||||||||||||
| S Xu | 69 | 3 | 4 | L Zhu | 3 | 6 | 77 | ||||||||||||||||||||
| Q | X Jiang | 6 | 1 | 0 |  Ar Rodionova | 6 | 1 | 63 | |||||||||||||||||||
| Ar Rodionova | 3 | 6 | 6 | 4 | L Zhu | 6 | 6 | ||||||||||||||||||||
| Q | Z Sun | 3 | 1 |  A Raina | 4 | 4 | |||||||||||||||||||||
| Q | H Guo | 6 | 6 | Q | H Guo | 6 | 1 | 3 | |||||||||||||||||||
| A Raina | 6 | 6 | A Raina | 1 | 6 | 6 | |||||||||||||||||||||
| 8 | V Savinykh | 1 | 1 | ||||||||||||||||||||||||
| First round | Second round | Quarterfinals | Semifinals | ||||||||||||||||||||||||
| 5 | H Dart | 3 | 0r | ||||||||||||||||||||||||
| Q |  P Plipuech | 6 | 2 | Q | P Plipuech | 77 | 6 | ||||||||||||||||||||
| Q | E Webley-Smith | 6 | 6 | Q | E Webley-Smith | 60 | 4 | ||||||||||||||||||||
| WC | Yi Yuan | 2 | 1 | Q | P Plipuech | 2 | 3 | ||||||||||||||||||||
| WC | Y Liu | 6 | 6 | 3 | S Peng | 6 | 6 | ||||||||||||||||||||
| Q | M Wang | 2 | 3 | WC | Y Liu | 0 | 2 | ||||||||||||||||||||
| F Xun | 3 | 4 | 3 | S Peng | 6 | 6 | |||||||||||||||||||||
| 3 | S Peng | 6 | 6 | 3 | S Peng | 6 | 77 | ||||||||||||||||||||
| 7 | K Nara | 6 | 6 | 2 | N Hibino | 4 | 62 | ||||||||||||||||||||
| PR | X Gao | 2 | 4 | 7 | K Nara | 4 | 5 | ||||||||||||||||||||
| Q |  C Tauson | 6 | 6 | Q | C Tauson | 6 | 7 | ||||||||||||||||||||
| Q | M Guo | 2 | 3 | Q | C Tauson | 2 | 0 | ||||||||||||||||||||
| WC | X Sun | 7 | 4 | 2 | 2 | N Hibino | 6 | 6 | |||||||||||||||||||
| F Liu | 5 | 6 | 6 | F Liu | 2 | 1 | |||||||||||||||||||||
| J Jakšić | 4 | 4 | 2 | N Hibino | 6 | 6 | |||||||||||||||||||||
| 2 | N Hibino | 6 | 6 | ||||||||||||||||||||||||
World No. 1 Caroline Wozniacki won the title, beating Peng Shuai in the final 2–6, 6–3, 6–3. It was Wozniacki's 16th career title and 4th of the year.
Sara Errani and Roberta Vinci were the defending champions, but lost in the semifinals to Květa Peschke and Katarina Srebotnik.
Hsieh Su-wei and Peng Shuai won the title, defeating Peschke and Srebotnik in the final, 6–4, 6–0. By winning her second round match, Peng replaced Errani and Vinci as the world No. 1 in doubles.
Ekaterina Makarova was the defending champion, but chose not to participate this year.
Zheng Saisai was the defending champion, but chose to participate in Madrid instead.
This was the first edition of the tournament.
Chuang Chia-jung and Darija Jurak were the defending champions, but chose not to participate together. Chuang played alongside Zheng Saisai, but lost in the first round to Gabriela Dabrowski and Jeļena Ostapenko. Jurak teamed up with Anastasia Rodionova, but lost in the second round to Dabrowski and Ostapenko.
Anastasia Pivovarova was the defending champion, but chose not to participate.
Zhang Kailin was the defending champion, but lost in the first round to Xun Fangying.
Peng Shuai was the defending champion, but chose not to participate.
Wang Qiang was the defending champion, but chose not to participate.
Peng Shuai was the defending champion, but withdrew before the tournament began.
Zhang Shuai was the defending champion, but she withdrew before her first round match against Wang Yafan.
Irina Khromacheva was the defending champion, but retired in the first round against Yang Zhaoxuan.
Romina Oprandi was the defending champion, having won the last edition in 2012 as an ITF tournament, but chose not to participate.
Jiang Xinyu and Tang Qianhui were the two-time defending champions, but lost in the semifinals to Peng Shuai and Zhang Shuai.
Wang Qiang was the defending champion, but lost in the first round to Peng Shuai.
Monique Adamczak and Jessica Moore were the defending champions, but Adamczak chose to compete in Osaka instead. Moore played alongside Dalila Jakupović, but lost in the first round to Alexa Guarachi and Giuliana Olmos.
Ivana Jorović was the defending champion, but chose not to participate.
Zhang Shuai was a three-time defending champion, having won the previous editions from 2015 to 2017 and successfully defended her title, defeating Jasmine Paolini in the final, 6–3, 7–5.
Barbora Krejčíková and Kateřina Siniaková defeated Caty McNally and Taylor Townsend in the final, 3–6, 7–5, 6–1 to win the women's doubles tennis title at the 2022 US Open. With the win, they became the first women's pair to complete the career Super Slam in doubles. It was their sixth major title together.