Hsu Wen-hsin
Hsu Wen-hsin is a Taiwanese former tennis player.
Hsu won two singles and six doubles titles on the ITF Women's Circuit. On 15 May 2006, she reached her best singles ranking of world No. 221. On 7 May 2012, she peaked at No. 180 in the WTA doubles rankings.
Hsu won her first $50,000 ITF tournament at the 2011 Kōfu International Open, partnering with Chan Chin-wei to defeat Remi Tezuka and Akiko Yonemura in the final.
Playing for Taiwan in the Fed Cup, Hsu reached a win-loss record of 5–1.
ITF finals (8–14)
Singles (2–6)
| Outcome | No. | Date | Tournament | Surface | Opponent | Score |
| Runner-up | 1. | 22 November 2003 | Tainan, Taiwan | Clay |  Chan Chin-wei | 7–5, 4–6, 4–6 |
| Runner-up | 2. | 30 October 2004 | Taipei, Taiwan | Hard | Chan Yung-jan | 5–7, 3–6 |
| Runner-up | 3. | 22 May 2005 | Ho Chi Minh City, Vietnam | Hard |  Wynne Prakusya | 4–6, 1–6 |
| Runner-up | 4. | 21 August 2005 | Nanjing, China | Hard |  Miho Saeki | 2–6, 2–6 |
| Winner | 1. | 2 October 2005 | Balikpapan, Indonesia | Hard | Hwang I-hsuan | 6–3, 7–67–4 |
| Runner-up | 5. | 20 September 2008 | Kyoto, Japan | Carpet | Ayaka Maekawa | 5–7, 4–6 |
| Runner-up | 6. | 31 May 2009 | Gunma, Japan | Carpet | Junri Namigata | 1–6, 1–6 |
| Winner | 2. | 29 August 2010 | Saitama, Japan | Hard |  Duan Yingying | 1–6, 6–1, 3–6 |
Doubles (6–8)
| Outcome | No. | Date | Tournament | Surface | Partner | Opponents | Score |
| Runner-up | 1. | 2 October 2005 | Balikpapan, Indonesia | Clay | Hwang I-hsuan | Chen Yi Kao Shao-yuan | 3–6, 5–7 |
| Runner-up | 2. | 13 November 2005 | Shenzhen, China | Hard | Chan Chin-wei | Hsieh Su-wei Yan Zi | 0–6, 2–6 |
| Runner-up | 3. | 15 January 2006 | Tampa, United States | Hard | Chan Chin-wei |  Chanelle Scheepers  Aleke Tsoubanos | 6–3, 6–74–7, 3–6 |
| Winner | 1. | 31 August 2008 | Saitama, Japan | Hard | Hwang I-hsuan | Airi Hagimoto Miyabi Inoue | 6–4, 6–3 |
| Runner-up | 4. | 26 October 2008 | Taipei, Taiwan | Carpet | Hwang I-hsuan | Chuang Chia-jung Hsieh Su-wei | 3–6, 3–6 |
| Winner | 2. | 31 May 2009 | Gunma, Japan | Carpet | Mari Tanaka | Erika Sema Yurika Sema | 6–3, 1–6, |
| Runner-up | 5. | 6 September 2009 | Tsukuba, Japan | Hard | Mari Tanaka |  María Fernanda Álvarez Terán  Jade Curtis | 6–1, 2–6, |
| Winner | 3. | 13 September 2009 | Noto, Japan | Carpet | Hwang I-hsuan | Han Xinyun  Kim So-jung | 6–3, 1–6, |
| Runner-up | 6. | 20 March 2011 | Sanya, China | Hard | Rika Fujiwara |  Iryna Brémond  Ani Mijačika | 6–3, 5–7, |
| Winner | 4. | 4 September 2011 | Tsukuba, Japan | Hard | Chan Chin-wei | Kim So-jung Erika Takao | 6–1, 6–1 |
| Winner | 5. | 8 October 2011 | Kōfu, Japan | Hard | Chan Chin-wei | Remi Tezuka Akiko Yonemura | 6–3, 6–4 |
| Runner-up | 7. | 6 May 2012 | Gifu, Japan | Hard | Chan Chin-wei | Jessica Pegula Zheng Saisai | 4–6, 6–3, |
| Runner-up | 8. | 9 June 2013 | Taipei, Taiwan | Hard | Chan Chin-wei | Kao Shao-yuan Lee Hua-chen | 6–4, 3–6, |
| Winner | 6. | 1 September 2013 | Tsukuba, Japan | Hard | Chan Chin-wei | Lee Ya-hsuan Yumi Miyazaki | 6–2, 6–1 |