Yunseong Chung

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

ITF Spain F1	01/15 10:30	25	Yunseong Chung v Pascal Meis	6-0,6-2
ITF Thailand F11	12/05 08:00	25	Wishaya Trongcharoenchaikul v Yunseong Chung	3-6,7-5,7-6
ITF Thailand F11	12/05 04:30	-	Wishaya Trong'kul v Yunseong Chung	3-6,7-5,7-6
ITF Thailand F10	11/29 03:00	26	Martins Podzus v Yunseong Chung	6-2,6-3
ITF Thailand F10	11/28 03:00	25	Pruchya Isaro v Yunseong Chung	7-5,5-7,2-6
Challenger Hua Hin Qual	11/19 04:00	46	Pol Wattanakul v Yunseong Chung	7-5,6-4
Challenger Hua Hin Qual	11/18 06:30	45	Kittirat Kerdlaphee v Yunseong Chung	1-6,2-6
Challenger Kobe Qual	11/04 02:00	45	Yunseong Chung v James Trotter	6-7,6-3,5-7
Challenger Shenzhen 2 Qual	10/28 07:35	46	Tsung-Hua Yang v Yunseong Chung	6-3,6-2
Challenger Ningbo	10/20 02:00	26	Yunseong Chung v Jurij Rodionov	Walkover
Challenger Ningbo	10/17 04:20	25	Nicolas Jarry v Yunseong Chung	6-7,3-6
Challenger Ningbo Qual	10/16 03:15	54	Yunseong Chung v Vishnu Vardhan	7-6,6-2
Challenger Ningbo Qual	10/15 07:50	46	Shuichi Sekiguchi v Yunseong Chung	4-6,3-6
Challenger Ningbo Qual	10/14 06:10	45	Ruikai Wang v Yunseong Chung	2-6,2-6
ITF Thailand F8	10/12 03:00	27	Yunseong Chung v Sam Barry	2-6,4-6
ITF Thailand F8	10/11 04:55	26	Tung-Lin Wu v Yunseong Chung	5-7,2-6
ITF Thailand F8	10/10 05:00	25	Yunseong Chung v Jirat Navasirisomboon	6-1,6-2
Challenger Kaohsiung	10/04 09:40	25	Tsung-Hua Yang v Yunseong Chung	6-3,6-2
Challenger Gwangju Qual	09/17 01:30	46	Tsung-Hua Yang v Yunseong Chung	7-6,7-5
Challenger Gwangju Qual	09/16 01:30	45	Yunseong Chung v Seong Taek Im	6-1,7-6
Challenger Shanghai Qual	09/10 02:00	46	Tsung-Hua Yang v Yunseong Chung	Retired
Challenger Shanghai Qual	09/09 02:00	45	Yunseong Chung v Zhicheng Zhu	6-3,6-1
Challenger Chengdu	08/03 03:00	26	Yunseong Chung v Nikola Milojevic	6-7,4-6
Challenger Chengdu	08/01 02:00	25	Yunseong Chung v Shuichi Sekiguchi	4-6,6-3,7-5
Challenger Chengdu Qual	07/30 03:00	54	Vishnu Vardhan v Yunseong Chung	4-6,3-6
Challenger Chengdu Qual	07/29 03:55	46	Sergey Betov v Yunseong Chung	2-6,6-7
ITF China F14	07/25 03:35	25	Yunseong Chung v Jie Cui	3-6,5-7
ITF China F13	07/20 02:00	26	Jui-Chen Hung v Yunseong Chung	1-6,6-3,6-4
ITF China F13	07/18 05:35	25	He Feng v Yunseong Chung	4-6,4-6
ITF Korea F5	06/29 01:30	26	Yunseong Chung v Tae-Woo Lee	5-7,6-7

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.