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.

The following players received wildcards into the singles main draw: The following players received entry from the qualifying draw: The following players received entry as Lucky Losers: The following pair received a wildcard into the main draw: