Wu Chia-yen (born 25 March 2004) is a Taiwanese professional golfer who plays on the LPGA of Japan Tour.

In the quarter-finals of the 2017 U.S. Women's Amateur, Wu prevailed over Lauren Stephenson to win in a 30-hole match, the longest in United States Golf Association history.

[1] It broke the previous record of 28 holes set at the 1930 U.S.

[2] At only 13 years and four months, she also became the youngest player in history to advance to the semi-finals of the U.S. Women's Amateur.

[4] By the end of 2023, she had advanced to 152nd in the Women's World Golf Rankings, and was the second highest ranked Taiwanese player behind Chien Pei-yun.