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) ResultW–LDateTournamentSurfacePartnerOpponentsScoreLoss0–1Sep 2025Changsha Open, ChinaHard Yao Xinxin Eudice Chong Liang En-shuo5–7, 3–6Loss0–2Apr 2026Huzhou Open, China Clay Hiroko Kuwata Sofya Lansere Anastasia Zolotareva4–6, 1–6
ITF Circuit finals
Doubles: 27 (19 titles, 8 runner-ups) LegendW100 tournamentsW75 tournamentsW50 tournamentsW25/35 tournaments W15 tournaments ResultW–LDateTournamentTierSurfacePartnerOpponentsScoreWin 1–0 ITF Čatež ob Savi, SloveniaW15 Clay Anna Zyryanova Bianca Behúlová Katarina Kuzmová 6–4, 7–5Win 2–0 ITF Antalya, TurkeyW15 Clay Aruzhan Sagandikova Anastasia Zolotareva Rada Zolotareva 7–5, 3–6, [10–4]Win 3–0 ITF Antalya, TurkeyW15 Clay Koharu Niimi Mayuka Aikawa Amelie van Impe 6–1, 6–2Win 4–0 ITF Antalya, TurkeyW15 Clay Amelie Van Impe Daria Lodikova Melis Ayda Uyar 6–2, 5–7, [10–3]Win 5–0 ITF Antalya, TurkeyW15 Clay Anna Zyryanova Ksenia Laskutova Aleksandra Pospelova 3–6, 6–4, [10–7]Win 6–0 Feb 2023ITF Ipoh, Malaysia W15 Hard Anastasiia Poplavska Feng Shuo Guo Hanyu 7–5, 6–2Win 7–0 Feb 2023ITF Kuala Lumpur, Malaysia W15 Hard Guo Hanyu Anchisa Chanta Ayaka Okuno 6–0, 2–6, [10–2]Win 8–0 Mar 2023ITF Kuching, Malaysia W15 Hard Guo Hanyu Feng Shuo Guo Meiqi 6–2, 6–3Loss 8–1 Mar 2023ITF Hinode, Japan W15 Hard Rinon Okuwaki Akari Inoue Tsao Chia-yi 4–6, 7–6(5), [5–10]Win 9–1 Apr 2023ITF Fukui, Japan W15 Hard Rinon Okuwaki Erina Hayashi Kisa Yoshioka 3–6, 6–4, [10–8]Loss 9–2 May 2023ITF Incheon, South KoreaW25 Hard Tang Qianhui Choi Ji-hee Ku Yeon-woo 1–6, 1–6Win 10–2 Jun 2023ITF Luzhou, ChinaW25 Hard Tang Qianhui Feng Shuo Zheng Wushuang 7–6(4), 6–2Win 11–2 Jun 2023ITF Tainan, TaiwanW25 Clay Sofia Costoulas Lee Ya-hsin Lee Ya-hsuan 6–4, 6–4Loss 11–3 Jan 2024ITF Bangalore, IndiaW50 Hard Eri Shimizu Camilla Rosatello Darja Semeņistaja 6–3, 2–6, [8–10]Win 12–3 May 2024Kunming Open, ChinaW50 Clay Haley Giavara Feng Shuo Park So-hyun 6–3, 6–1Loss 12–4 Aug 2024ITF Kunshan, ChinaW35 Hard Yao Xinxin Lee Ya-hsin Cody Wong 5–7, 4–6Win 13–4 Jan 2025ITF Antalya, TurkeyW15 Clay Li Zongyu Astrid Brune Olsen Ena Koike 6–4, 4–6, [11–9]Win 14–4 Feb 2025ITF Antalya, TurkeyW35 Clay Li Zongyu Punnin Kovapitukted Yuki Naito 6–3, 6–3Win 15–4 Feb 2025ITF Antalya, TurkeyW35 Clay Li Zongyu Nicole Fossa Huergo Zhibek Kulambayeva 6–2, 2–6, [10–6]Win 16–4 Feb 2025ITF Antalya, TurkeyW35 Clay Li Zongyu Amina Anshba Yuki Naito 6–3, 6–4Loss 16–5 Jun 2025ITF Taipei, TaiwanW35 Hard Eri Shimizu Park So-hyun Janice Tjen 1–6, 5–7Loss 16–6 Aug 2025ITF Bistrița, RomaniaW50 Clay Daria Lodikova Ángela Fita Boluda Ylena In-Albon 6–7(5), 5–7Loss 16–7 Feb 2026Open Andrézieux-Bouthéon 42, FranceW75 Hard (i) Li Zongyu Julie Belgraver Lara Salden 4–6, 6–3, [5–10]Win 17–7 Feb 2026ITF Mâcon, FranceW50 Hard (i) Li Zongyu Enola Chiesa Jenny Lim 6–3, 5–7, [10–7]Win 18–7 Jun 2026ITF Wuning, ChinaW50 Hard Zhang Ying Huang Yujia Zheng Wushuang 4–6, 6–0, [10–2]Win 19–7 Jun 2026ITF Wuning, ChinaW100 Hard Zhang Ying Hiromi Abe Peangtarn Plipuech 6–3, 6–2 Loss 19–8 Aug 2026ITF Tianjin, ChinaW75 Hard Zhang Ying Momoko Kobori Ayano Shimizu 0–6, 6–4, [8–10]
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