About Chun-Hsin Tseng

Tseng Chun-hsin (Chinese: 曾俊欣; pinyin: Zēng Jùnxīn; born 8 August 2001), also known as Jason Tseng, is a Taiwanese professional tennis player. He has a career-high singles ranking of world No. 83 by the ATP, achieved on 8 August 2022. Tseng is currently the No. 1 Taiwanese player.

He was also the ITF junior No. 1, first reaching this ranking on 11 June 2018 after winning the French Open Boys' Singles. He is also part of the Chinese Taipei Davis Cup team since 2018, with a W/L record of 1–0.