Li Yu-yun

Li Yu-yun (; born 31 May 2004) is a Taiwanese tennis player who specialises in doubles.

She has a career-high WTA doubles ranking of 161, achieved on 4 May 2026.

Playing for Chinese Taipei Billie Jean King Cup team, Li Yu-yun has a win–loss record of 3–1.

Partnering Haley Giavara, she won her first W50 tournament in May 2024 at the Kunming Open in China.

Career highlights Juniors Li reached a career-high combined junior ranking of 37 on 31 October 2022. In the doubles final of the J1 College Park tournament in August 2022, she and her Japanese partner Sara Saito defeated Anastasiia Gureva from Russia and Carolina Kuhl from Germany, 6–4, 6–2. The season's latest Grade A event in October, the Osaka Mayor's Cup, concluded on Sunday partnering with Sara Saito as girls’ doubles champions, respectively.

Professional Li achieved better results in doubles tennis. She won five championships in total in 2022, four of which were in Antalya.

In 2023, she won the championship in tournaments in Malaysia and Japan. In June 2023, she won the title with her Belgian partner Sofia Costoulas in the Tainan tournament held in her home country.

WTA 125 finals Doubles: 2 (2 runner-ups)

ITF Circuit finals

Doubles: 26 (19 titles, 7 runner-ups) LegendW100 tournamentsW75 tournamentsW50 tournamentsW25/35 tournaments W15 tournaments