2019 Zhengzhou Open – Singles

Zheng Saisai was the defending champion, but lost in the quarterfinals to Ajla Tomljanović.

Karolína Plíšková won the title, defeating Petra Martić in the final, 6–3, 6–2.

Seeds
The top four seeds received a bye into the second round. • # 🇨🇿 Karolína Plíšková (champion)

• # 🇺🇦 Elina Svitolina (quarterfinals)

• # Kiki Bertens (second round)

• # 🇧🇾 Aryna Sabalenka (quarterfinals)

• # 🇩🇪 Angelique Kerber (first round)

• # 🇺🇸 Sofia Kenin (quarterfinals)

• # Petra Martić (final)

• # 🇫🇷 Caroline Garcia (second round)

Seeds
• # Lesley Pattinama Kerkhove (qualified)

• # 🇧🇪 Yanina Wickmayer (first round)

• # 🇦🇺 Ellen Perez (first round)

• # 🇨🇳 Han Xinyun (first round)

• # 🇨🇳 Lu Jiajing (qualified)

• # 🇦🇺 Lizette Cabrera (second round)

• # Liang En-shuo (second round)

• # 🇷🇸 Natalija Kostić (second round)

Qualifiers
• # Lesley Pattinama Kerkhove

• # 🇨🇳 Lu Jiajing

• # 🇨🇳 You Xiaodi

• # 🇨🇳 Wang Meiling