Yunseong Chung

Leagues Played: ITF - M15 Monastir 19 Challenger - Busan 12 Challenger - Kobe 11 Challenger Gwangju 10 Challenger - Seul 10 ITF - M15 Antália 9 ITF - China F7 8 ITF - M25 Monastir 8 ITF - Coreia F3 7 Challenger - Yokohama 7
Links: Wikipedia

ITF - Taipé da China F3	10/26 04:00	25	Ting-hou He v Yunseong Chung	2-6,4-6
ITF - Taipé Chinesa F2	10/21 02:00	27	Yunseong Chung v Kuan-Yi Lee	0-6,2-6
ITF - Taipé Chinesa F2	10/20 02:00	26	Yunseong Chung v Cheng-Yu Yu	7-6,6-3
ITF - Taipé Chinesa F2	10/19 02:00	25	Yunseong Chung v Ching-Huang Tsai	6-4,6-2
Challenger - Ho Chi Minh City - Qualificação	10/10 04:45	54	Shuichi Sekiguchi v Yunseong Chung	6-4,4-6,6-4
Challenger - Ho Chi Minh City - Qualificação	10/09 10:05	46	Yunseong Chung v Nikola Cacic	7-6,7-6
Challenger - Ho Chi Minh City - Qualificação	10/08 07:20	45	Yunseong Chung v Dac Tien Nguyen	6-0,6-3
ITF - Vietname F4	09/13 04:35	25	Yunseong Chung v Yuichi Ito	4-6,7-5,4-6
ITF - Tailândia F3	09/08 02:00	27	Renta Tokuda v Yunseong Chung	6-3,7-6
ITF - Tailândia F3	09/07 02:00	26	Yunseong Chung v Jirat Navasirisomboon	6-0,6-4
ITF - Tailândia F3	09/05 03:00	25	Yunseong Chung v Pol Wattanakul	6-3,2-6,6-3
ITF - Tailândia F2	08/31 06:05	26	Yunseong Chung v Kuan-Yi Lee	3-6,3-6
ITF - Tailândia F2	08/29 03:00	25	Pol Wattanakul v Yunseong Chung	3-6,4-6
ITF - Tailândia F4	08/26 03:00	28	Yunseong Chung v Fajing Sun	4-6,3-6
ITF - Tailândia F4	08/25 03:00	27	Yunseong Chung v Antoine Escoffier	6-4,6-3
ITF - Tailândia F4	08/24 04:35	26	Kuan-Yi Lee v Yunseong Chung	3-6,5-7
ITF - Tailândia F4	08/23 05:00	25	Yunseong Chung v Cody Brackenreg	6-2,6-1
ITF - Vietname F8	08/09 06:30	25	Nam Hoang Ly v Yunseong Chung	6-3,7-5
ITF - Vietname F8	08/03 03:00	25	Yunseong Chung v Yusuke Takahashi	2-6,6-4,1-6
ITF - Coreia F1	06/16 02:35	26	Yunseong Chung v Jae-Min Seol	4-6,6-4,4-6
ITF - Coreia F1	06/15 04:50	25	Yunseong Chung v Jeamoon Lee	6-1,6-3
ITF - China F7	05/22 03:00	29	Yunseong Chung v Akira Santillan	1-6,4-6
ITF - China F7	05/21 03:00	28	Soonwoo Kwon v Yunseong Chung	4-6,2-6
ITF - China F7	05/20 07:35	27	Finn Tearney v Yunseong Chung	6-0,4-6,5-7
ITF - China F7	05/19 03:30	26	Yunseong Chung v Zhao Cai	6-3,6-2
ITF - China F7	05/18 02:00	25	Bowen Ouyang v Yunseong Chung	6-4,2-6,1-6
ITF - Japão F4	03/30 01:00	25	Yunseong Chung v Finn Tearney	6-3,4-6,1-6
ITF - Japão F3	03/23 04:15	26	Yunseong Chung v Xin Gao	4-6,0-6
ITF - Japão F3	03/22 04:10	25	Yunseong Chung v Bowen Ouyang	6-3,6-4
ITF - Japão F2	03/19 02:00	28	Yunseong Chung v Yuya Kibi	6-1,1-6,4-6

Wikipedia - Chung Yun-seong

Chung Yun-seong (Korean: 정윤성; born 27 March 1998) is a South Korean tennis player.

Chung has a career high ATP singles ranking of No. 233 achieved on 22 July 2019. He also has a career high ATP doubles ranking of No. 129 achieved on 22 May 2023. Chung has won three doubles ATP Challenger titles as well as four ITF singles and five doubles titles.

On the junior tour, Chung had a career-high combined ranking of 3 achieved on 21 March 2016. Chung was a semifinalist at the 2016 Australian Open boys' singles event and the 2015 US Open boys' singles event where he fell to both eventual champions Oliver Anderson and Taylor Fritz, respectively. Chung was also a singles finalist at the Osaka Mayor's Cup in 2014.

He and Orlando Luz lost to Yishai Oliel of Israel and Patrik Rikl of the Czech Republic in the final of the 2016 French Open boys' doubles, 6–3, 6–4.