The 2018 Tianjin Open was a women's professional tennis tournament played on hard courts. It was the 5th edition of the tournament, and part of the 2018 WTA Tour. It took place at the Tuanbo International Tennis Centre in Tianjin, China between 8 and 14 October 2018.
Points and prize money
Point distribution
Prize money
1 Qualifiers prize money is also the Round of 32 prize money
* per team
Singles main-draw entrants
Seeds
1 Rankings are as of October 1, 2018
Other entrants
The following players received wildcards into the singles main draw: Liu Fangzhou Karolína Plíšková Yuan Yue
The following player received entry through a protected ranking: Timea Bacsinszky
The following players received entry from the qualifying draw: Jana Čepelová Misaki Doi Barbora Krejčíková Veronika Kudermetova Xun Fangying Zhang Yuxuan
Withdrawals
Victoria Azarenka → replaced by Katie Boulter
Mihaela Buzărnescu → replaced by Duan Yingying
Maria Sharapova → replaced by Wang Yafan
Retirements
Danielle Collins
Kateryna Kozlova
Petra Martić
Elise Mertens
Doubles main-draw entrants
Seeds
1 Rankings are as of October 1, 2018
Other entrants
The following pairs received wildcards into the doubles main draw: Guo Hanyu / Zhu Lin Liu Yanni / Wang Meiling
The following pair received entry as alternates: Ankita Raina / Emily Webley-Smith
Withdrawals
Before the tournament
Gabriela Dabrowski
Retirements
Lara Arruabarrena
Champions
Singles
Caroline Garcia def. Karolína Plíšková 7–6(9–7), 6–3
Doubles
Nicole Melichar / Květa Peschke def. Monique Adamczak / Jessica Moore 6–4, 6–2