Name: Yunseong Chung
Country: Republic of Korea
Birthdate: 27.03.98, 27 years
ATP ranking: 894
TOP ranking's position: 233 (22.07.19, 190 points)
Points: 20
Prize money: 173.512 $
Matches total: 520
Win: 297
%: 57.12 %
Country: Republic of Korea
Birthdate: 27.03.98, 27 years
ATP ranking: 894
TOP ranking's position: 233 (22.07.19, 190 points)
Points: 20
Prize money: 173.512 $
Matches total: 520
Win: 297
%: 57.12 %
| year | summary | Hard | Clay | I. hard | Carpet | Grass | Acrylic |
| 2025 | 0/1 | 0/1 | 0/0 | 0/0 | 0/0 | 0/0 | 0/0 |
| 2024 | 14/17 | 14/17 | 0/0 | 0/0 | 0/0 | 0/0 | 0/0 |
| 2023 | 30/22 | 20/16 | 5/4 | 3/1 | 0/0 | 2/1 | 0/0 |
| 2022 | 34/25 | 23/17 | 7/4 | 4/4 | 0/0 | 0/0 | 0/0 |
| 2021 | 28/15 | 21/10 | 5/4 | 2/1 | 0/0 | 0/0 | 0/0 |
| 2020 | 3/6 | 1/2 | 0/2 | 2/2 | 0/0 | 0/0 | 0/0 |
| 2019 | 28/28 | 24/21 | 2/2 | 1/2 | 0/1 | 1/2 | 0/0 |
| 2018 | 59/28 | 41/19 | 13/6 | 5/2 | 0/1 | 0/0 | 0/0 |
| 2017 | 20/25 | 19/20 | 1/1 | 0/2 | 0/2 | 0/0 | 0/0 |
| 2016 | 42/29 | 36/25 | 1/1 | 3/1 | 0/1 | 2/1 | 0/0 |
| 2015 | 24/15 | 14/10 | 7/4 | 0/0 | 0/0 | 3/1 | 0/0 |
| 2014 | 11/8 | 9/6 | 1/1 | 0/0 | 0/0 | 1/1 | 0/0 |
| 2013 | 4/4 | 4/4 | 0/0 | 0/0 | 0/0 | 0/0 | 0/0 |
| TOTAL | 297/223 | 226/168 | 42/29 | 20/15 | 0/5 | 9/6 | 0/0 |
| perc. % | 57.12 % | 57.36 % | 59.15 % | 57.14 % | 0 % | 60 % | 0 % |
Yunseong Chung / Fixtures
| 23.04.25 03:00 | 1st round | Uisung Park | Yunseong Chung | 4-6, 6-3, 6-4 | match details |  Gwangju Challenger | Hard |
Yunseong Chung form / year 2015
Yunseong Chung / year 2015
| 14.11.15 | q 1 | Yusuke Watanuki | Yunseong Chung | 6-4, 6-2 |  | match details |  Yokohama Challenger | Hard |
| 12.09.15 | 1/2 | Taylor Harry Fritz | Yunseong Chung | 6-2, 6-3 | | match details |  U.S. Open | Hard |
| 11.09.15 | 1/4 | Yunseong Chung | Mikael Ymer | 2-6, 7-62, 6-3 |  | match details | ||
| 09.09.15 | 3rd round | Yunseong Chung | Reilly Opelka | 6-4, 7-62 | | match details | ||
| 08.09.15 | 2nd round | Yunseong Chung | Patrik Rikl | 7-5, 6-4 | | match details | ||
| 07.09.15 | 1st round | Yunseong Chung | Gianni Ross | 6-4, 6-4 | | match details | ||
| 17.08.15 | 2nd round | Yunseong Chung | Ji Hoon Son | 6-2, 6-3 | | match details | Korea F4 | Hard |
| 17.08.15 | 1/4 | Yunseong Chung | Jae Hwan Kim | 4-6, 6-4, 6-2 | | match details | ||
| 17.08.15 | 1/2 | Jung-Woong Na | Yunseong Chung | 7-5, 6-3 | | match details | ||
| 17.08.15 | 1st round | Yunseong Chung | A-Ram Kim | 6-2, 6-3 | | match details | ||
| 10.08.15 | 1/4 | Yunseong Chung | Young-Hoon Jeong | 7-65, Young-Hoon Jeong - retired | | match details | Korea F3 | Hard |
| 10.08.15 | fin | Jung-Woong Na | Yunseong Chung | 6-3, 6-1 | | match details | ||
| 10.08.15 | 1/2 | Yunseong Chung | Makoto Ochi | 6-3, 6-1 | | match details | ||
| 10.08.15 | 1st round | Yunseong Chung | Hiromasa Oku | 7-5, 6-2 | | match details | ||
| 10.08.15 | 2nd round | Yunseong Chung | Sang-Yuop Kim | 6-4, 7-5 | | match details | ||
| 03.08.15 | 1st round | Georgi Rumenov Payakov | Yunseong Chung | 4-6, 6-1, 6-3 | | match details |  Segovia Challenger | Hard |
| 28.07.15 | 1st round | Mikhail Kukushkin | Yunseong Chung | 7-5, 6-4 | | match details |  Astana Challenger | Hard |
| 09.07.15 | 1/4 | Taylor Harry Fritz | Yunseong Chung | 6-2, 4-6, 6-0 | | match details |  Wimbledon (juniors) | Grass |
| 08.07.15 | 3rd round | Yunseong Chung | Viktor Durasovic | 4-6, 7-62, 6-2 | | match details | ||
| 07.07.15 | 2nd round | Yunseong Chung | Ulises Blanch | 6-76, 7-5, 6-2 | | match details | ||
| 04.07.15 | 1st round | Yunseong Chung | Marko Osmakcic | 7-5, 6-3 | | match details | ||
| 03.06.15 | 3rd round | Juan Pablo Ficovich | Yunseong Chung | 7-63, 6-75, 6-3 | | match details |  French Open | Clay |
| 02.06.15 | 2nd round | Yunseong Chung | Sumit Nagal | 2-6, 6-3, 6-4 | | match details | ||
| 01.06.15 | 1st round | Yunseong Chung | Marc Polmans | 6-2, 6-3 | | match details | ||
| 25.05.15 | q 1 | Yunseong Chung | Uladzislau Zhuk | 6-2, 6-1 | | match details |  Italy F11 | Clay |
| 25.05.15 | qual. | Yunseong Chung | Alessio Giannuzzi | 6-2, 6-2 | | match details | ||
| 25.05.15 | 1st round | Jacopo Stefanini | Yunseong Chung | 6-3, 6-4 | | match details | ||
| 03.05.15 | q 2 | Marcos Giron | Yunseong Chung | 6-4, 6-3 | | match details | Busan Challenger | Hard |
| 02.05.15 | q 1 | Yunseong Chung | Zhe Li | 3-6, 6-2, 6-1 | | match details | ||
| 13.04.15 | 1/4 | Cheong-Eui Kim | Yunseong Chung | 5-7, 7-62, 6-4 | | match details |  China F3 | Clay |
| 13.04.15 | 1st round | Yunseong Chung | Xin Gao | 3-6, 6-4, 6-3 | | match details | ||
| 13.04.15 | 2nd round | Yunseong Chung | Boy Westerhof | Boy Westerhof - walk over | | match details | ||
| 06.04.15 | 1st round | Yunseong Chung | Xin Gao | 4-6, 6-3, 6-1 | | match details | China F2 | Clay |
| 06.04.15 | 2nd round | Tsung-Hua Yang | Yunseong Chung | 6-3, 6-2 | | match details | ||
| 16.03.15 | 1st round | Kento Takeuchi | Yunseong Chung | 6-75, 6-4, 6-1 | | match details | Japan F2 | Hard |
| 09.03.15 | 2nd round | Gengo Kikuchi | Yunseong Chung | 1-6, 7-65, 7-5 | | match details | Japan F1 | Hard |
| 09.03.15 | 1st round | Yunseong Chung | Takashi Saito | 7-5, 6-4 | | match details | ||
| 26.01.15 | 2nd round | Alexander Bublik | Yunseong Chung | 7-62, 6-3 | | match details |  Australian Open | Hard |
| 24.01.15 | 1st round | Yunseong Chung | Lloyd Harris | 6-3, 6-3 | | match details |
