2019 Tianjin Open

The 2019 Tianjin Open was a women's professional tennis tournament played on hard courts. It was the 6th edition of the tournament, and part of the 2019 WTA Tour. It took place at the Tuanbo International Tennis Centre in Tianjin, China between 7 and 13 October 2019.

Prize money
1 Qualifiers prize money is also the Round of 32 prize money
 * per team

Seeds

 * 1 Rankings are as of September 30, 2019

Other entrants
The following players received wildcards into the singles main draw:
 * 🇨🇳 Duan Yingying
 * 🇦🇺 Samantha Stosur
 * 🇨🇳 Yang Zhaoxuan

The following player received entry into the main draw through a protected ranking:
 * 🇺🇦 Kateryna Bondarenko

The following players received entry from the qualifying draw:
 * 🇯🇵 Kurumi Nara
 * 🇦🇺 Arina Rodionova
 * 🇨🇳 Wang Xiyu
 * 🇨🇳 You Xiaodi

The following players received entry into the main draw as lucky losers:
 * 🇨🇳 Ma Shuyue
 * 🇨🇳 Wang Xinyu

Withdrawals

 * Before the tournament
 * 🇺🇸 Amanda Anisimova → replaced by 🇺🇦 Kateryna Bondarenko
 * 🇧🇾 Victoria Azarenka → replaced by 🇺🇸 Jennifer Brady
 * Hsieh Su-wei → replaced by 🇬🇧 Heather Watson
 * 🇺🇸 Sofia Kenin → replaced by 🇨🇳 Wang Xinyu
 * 🇧🇪 Elise Mertens → replaced by 🇺🇸 Christina McHale
 * 🇪🇸 Garbiñe Muguruza → replaced by 🇷🇺 Anastasia Potapova
 * 🇯🇵 Naomi Osaka → replaced by 🇸🇪 Rebecca Peterson
 * 🇺🇸 Alison Riske → replaced by 🇨🇳 Zhu Lin
 * 🇧🇾 Aryna Sabalenka → replaced by 🇦🇺 Astra Sharma
 * 🇺🇸 Sloane Stephens → replaced by 🇺🇸 Kristie Ahn
 * 🇵🇱 Iga Świątek → replaced by 🇺🇸 Lauren Davis
 * 🇨🇳 Zhang Shuai → replaced by 🇨🇳 Ma Shuyue

Retirements

 * 🇯🇵 Kurumi Nara (right thigh injury)
 * 🇨🇳 Wang Xinyu (low back injury)
 * 🇨🇳 Zheng Saisai (left abdominal muscle injury)

Seeds

 * 1 Rankings are as of September 30, 2019

Other entrants
The following pair received a wildcard into the doubles main draw:
 * 🇭🇰 Ng Kwan-yau / 🇨🇳 Zheng Saisai

The following pair received entry as alternates:
 * 🇨🇳 Xu Shilin / 🇨🇳 You Xiaodi

Withdrawals

 * Before the tournament
 * 🇨🇳 Wang Xinyu (low back injury)
 * 🇨🇳 Zhang Shuai (right elbow injury)


 * During the tournament
 * 🇧🇪 Yanina Wickmayer (right foot injury)

Singles

 * 🇸🇪 Rebecca Peterson def. 🇬🇧 Heather Watson, 6–4, 6–4

Doubles

 * 🇯🇵 Shuko Aoyama / 🇯🇵 Ena Shibahara def. 🇯🇵 Nao Hibino / 🇯🇵 Miyu Kato, 6–3, 7–5