Pei-Yun Chien (born 22 October 1990) is a Taiwanese professional golfer who plays on the LPGA Tour.

In 2016, she returned to the Symetra Tour and won the inaugural Kansas City Championship to finish 10th on the Symetra Tour money list and earn LPGA status for 2017.

In 2021, she played on the Epson Tour, earning a win at the Circling Raven Championship.

[3] She finished tied 4th at the 2022 ISPS Handa World Invitational.

[4] In September, she led the Kroger Queen City Championship, before finishing in a tie for 5th.