The 2018 ITTF Women's World Cup was a table tennis competition held in Chengdu, China, from 28 to 30 September 2018.

It was the 22nd edition of the ITTF-sanctioned event, and the ninth time that it has been staged in China.

[1] In the final, China's Ding Ning defeated fellow Chinese player Zhu Yuling, 4–0, to win her third World Cup title.

The top two players from each group then joined the top eight seeded players in the second stage of the competition, which consisted of a knockout draw.

[2] The seeding list was based on the official ITTF world ranking for September 2018.