Tsao Chia-yi
Tsao Chia-yi, is a Taiwanese professional tennis player.
She has a career-high doubles ranking by the WTA of 115, achieved on 12 August 2024. Tsao has won one doubles title on the WTA Tour and one doubles title on the WTA Challenger Tour. She has also won 14 doubles titles on the ITF Circuit. In October 2023, she achieved her career-high singles ranking of world No. 464.
Tsao accepted a ban from professional tennis for 12 months, starting from March 2025, after she unintentionally took a cold medicine containing the banned stimulant Methylephedrine without having a valid therapeutic use exemption.
Career
Tsao made her WTA Tour main-draw debut at the 2023 Hong Kong Open in doubles and won the title with Tang Qianhui.Partnering Hsieh Su-wei, she reached the quarterfinals at the 2024 Paris Olympics, defeating Romanian duo Irina-Camelia Begu and Monica Niculescu and Ukrainians Marta Kostyuk and Dayana Yastremska. They lost to Czech pairing Karolína Muchová and Linda Nosková.
WTA Tour finals
Doubles: 1 (title)
| Result | W–L | Date | Tournament | Tier | Surface | Partner | Opponents | Score | |||||||||||||||||||||||||||||
| Win | 1–0 | Oct 2023 | Hong Kong Open, China SAR | WTA 250 | Hard |  WTA Challenger finalsDoubles: 1 (title)ITF Circuit finalsSingles: 2 (runner-ups)
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