Chung Yun-seong

Chung Yun-seong (born 27 March 1998) is a tennis player from South Korea. Chung has a career-high singles ranking of No. 233, and a career-high doubles ranking of No. 129.

Playing for the South Korea Davis Cup team, Chung has a win–loss record of 0–1.

Doubles

 * 🇰🇷 Seoul (24 Apr 2023) – 🇦🇺 Max Purcell / 🇯🇵 Yasutaka Uchiyama def. 🇰🇷 Chung Yun-seong / 🇯🇵 Yuta Shimizu, 6–1, 6–4.
 * 🇺🇸 Chicago (10 Jul 2023) – Miķelis Lībietis / 🇹🇳 Skander Mansouri def. 🇰🇷 Chung Yun-seong / 🇦🇺 Andrew Harris, 7–6(7–5), 6–3.

Grand Slam

 * Singles
 * Doubles