Peng Hsien-yin
Peng Hsien-yin is a Taiwanese professional tennis player and competes mainly on the ATP Challenger Tour and ITF Futures, both in singles and doubles.
Peng reached his highest ATP singles ranking, No. 956 on 9 July 2012, and his highest ATP doubles ranking, No. 99, on 20 April 2015.
ATP career finals (6)
Doubles (6)
| Finals by Surface |
| Hard |
| Clay |
| Grass |
| Carpet |
| Outcome | No. | Date | Tournament | Surface | Partnering | Opponents in the final | Score |
| Winners | 1. | 19 August 2012 | Qarshi, Uzbekistan | Hard |  Lee Hsin-han |  Brydan Klein Yasutaka Uchiyama | 6–7, 6–4, |
| Runner–up | 1. | 2 September 2012 | Bangkok, Thailand | Hard | Lee Hsin-han |  Divij Sharan Vishnu Vardhan | 3–6, 4–6 |
| Winners | 2. | 28 October 2012 | Seoul, South Korea | Hard | Lee Hsin-han |  Lim Yong-Kyu Nam Ji-Sung | 7–6, 7–5 |
| Winners | 3. | 27 January 2013 | Honolulu, United States | Hard | Lee Hsin-han |  Tennys Sandgren Rhyne Williams | 6–7, 6–2, |
| Runner–up | 2. | 5 August 2017 | Chengdu, China | Hard | Hsieh Cheng-peng | N. Sriram Balaji Vishnu Vardhan | 3–6, 4–6 |
| Winners | 4. | 11 August 2017 | Jinan, China | Hard | Hsieh Cheng-peng | N. Sriram Balaji Vishnu Vardhan | 4–6, 6–4, |