蔡欣妍

English

Yan Yin Hilda Choi (Chinese: 蔡欣妍; born 1994) is a Hong Kong, China triathlete and a long-serving member of the national squad. According to World Triathlon records she has made more than 130 career starts, with five wins and around twenty podium finishes, making her one of the few Hong Kong women to sustain a long career at Asian level; by published event records she has also reached the podium several times at the Asian Triathlon Championships between 2015 and 2022. Choi was first selected for Hong Kong as a junior. At the 2018 Jakarta Asian Games she raced the newly introduced triathlon mixed relay and took bronze with her team-mates, a milestone for Hong Kong in the event. In 2023 she was again named to the Hong Kong, China delegation for the Hangzhou Asian Games, but a serious finger injury before the Games disrupted her preparation and racing that season. After recovering she was included in the Hong Kong squad for the 2024 Asian Triathlon Half-Distance Championships. In 2026 she competed at the Asian Beach Games in Sanya, Hainan, teaming with Bailee Brown, Wong Tsz-to and Yu Shing-him to win silver in the aquathlon mixed relay, Hong Kong, China's first medal of the Games. Hong Kong has now won relay bronze at three consecutive Asian Games (2018, 2023 and 2026), and Choi was part of the first of those podium teams.