| 2018 Zhengzhou Women's Tennis Open | |
|---|---|
| Date | 16–22 April |
| Edition | 5th |
| Category | WTA 125K series |
| Prize money | $125,000 |
| Surface | Hard |
| Location | Zhengzhou, China |
| Champions | |
| Singles | |
 Zheng Saisai | |
| Doubles | |
| Duan Yingying / Wang Yafan | |
The 2018 Zhengzhou Women's Tennis Open was a professional tennis tournament played on outdoor hard courts. It was the fifth edition of the tournament and part of the 2018 WTA 125K series, offering a total of $125,000 in prize money. It took place in Zhengzhou, China, on 16–22 April 2018.