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: 173512 $
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: 173512 $
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 / scheduled / last
| no matches found |
Yunseong Chung form / year 2019 / surface: Hard
Yunseong Chung / year 2019 / surface: Hard
| 07.12.19 | 1/2 | Tatsuma Ito | Yunseong Chung | 1-6, 6-4, 6-4 |  | match details |  Australian Open | Hard |
| 06.12.19 | 1/4 | Yunseong Chung | Mukund Sasikumar | 6-4, 6-3 |  | match details | ||
| 04.12.19 | 1st round | Yunseong Chung | Denis Istomin | 7-5, 6-3 | | match details | ||
| 29.10.19 | 1st round | Jonas Forejtek | Yunseong Chung | 6-4, 6-3 | | match details | Shenzhen Challenger | Hard |
| 23.10.19 | 2nd round | Alejandro Davidovich Fokina | Yunseong Chung | 7-5, 7-5 | | match details | Liuzhou Challenger | Hard |
| 21.10.19 | 1st round | Yunseong Chung | Takuto Niki | 6-2, 7-62 | | match details | ||
| 16.10.19 | 2nd round | Danilo Petrovic | Yunseong Chung | 6-3, 6-3 | | match details | Ningboo Challenger | Hard |
| 15.10.19 | 1st round | Yunseong Chung | Aoran Wang | 1-6, 6-2, 6-1 | | match details | ||
| 02.09.19 | 1st round | Kaichi Uchida | Yunseong Chung | 6-2, 6-4 | | match details | Jinan Challenger | Hard |
| 20.08.19 | q 1 | Salvatore Caruso | Yunseong Chung | 6-0, 6-2 | | match details |  New York | Hard |
| 08.08.19 | 3rd round | Saketh-Sai Myneni | Yunseong Chung | 6-3, 3-6, 6-3 | | match details |  Yokkaichi Challenger | Hard |
| 06.08.19 | 2nd round | Yunseong Chung | Alafia Ayeni | 7-61, 6-3 | | match details | ||
| 31.07.19 | 2nd round | Dayne Kelly | Yunseong Chung | 6-3, 4-6, 6-2 | | match details | Chengdu Challenger | Hard |
| 19.07.19 | 1/4 | Aleksandar Vukic | Yunseong Chung | 6-3, 6-2 | | match details |  Nur Sultan | Hard |
| 18.07.19 | 3rd round | Yunseong Chung | Goncalo Oliveira | 6-73, 7-5, 6-4 | | match details | ||
| 17.07.19 | 2nd round | Yunseong Chung | Edan Leshem | 6-4, 4-6, 6-4 | | match details | ||
| 16.05.19 | 3rd round | Evgeny Donskoy | Yunseong Chung | 7-5, 6-4 | | match details |  Gwangju Challenger | Hard |
| 15.05.19 | 2nd round | Yunseong Chung | Duckhee Lee | 6-4, 6-2 | | match details | ||
| 14.05.19 | 1st round | Yunseong Chung | Jea Moon Lee | 7-65, 6-2 | | match details | ||
| 10.05.19 | 1/4 | Ricardas Berankis | Yunseong Chung | 5-7, 6-3, 6-4 | | match details | Busan Challenger | Hard |
| 09.05.19 | 3rd round | Yunseong Chung | Marcos Baghdatis | 6-2, 6-3 | | match details | ||
| 07.05.19 | 2nd round | Yunseong Chung | Nikola Milojevic | 6-2, 3-6, 7-5 | | match details | ||
| 06.05.19 | 1st round | Yunseong Chung | Zhe Li | 3-6, 6-3, 6-4 | | match details | ||
| 02.05.19 | 3rd round | Yasutaka Uchiyama | Yunseong Chung | 6-4, 6-4 | | match details | Seoul Challenger | Hard |
| 01.05.19 | 2nd round | Yunseong Chung | Yuichi Sugita | 6-2, 6-3 | | match details | ||
| 29.04.19 | 1st round | Yunseong Chung | Stephane Robert | 1-6, 6-2, 6-4 | | match details | ||
| 21.03.19 | 3rd round | Viktor Galovic | Yunseong Chung | 6-3, 6-2 | | match details | Zhangjiagang Challenger | Hard |
| 20.03.19 | 2nd round | Yunseong Chung | Yuichi Sugita | 4-6, 7-5, 6-2 | | match details | ||
| 19.03.19 | 1st round | Yunseong Chung | Fajing Sun | 6-4, 6-4 | | match details | ||
| 14.03.19 | 3rd round | Stefano Napolitano | Yunseong Chung | 5-7, 6-2, 7-64 | | match details | Shenzhen Challenger | Hard |
| 12.03.19 | 2nd round | Yunseong Chung | Rudolf Molleker | 6-4, 6-1 | | match details | ||
| 11.03.19 | 1st round | Yunseong Chung | Mohamed Safwat | 6-3, 6-1 | | match details | ||
| 07.03.19 | 3rd round | Marcos Baghdatis | Yunseong Chung | 6-4, 6-2 | | match details | Zhuhai Challenger | Hard |
| 06.03.19 | 2nd round | Yunseong Chung | Viktor Galovic | 6-3, 6-4 | | match details | ||
| 05.03.19 | 1st round | Yunseong Chung | Harri Heliovaara | 7-5, 6-2 | | match details | ||
| 24.02.19 | 1st round | Tsung-Hua Yang | Yunseong Chung | 6-4, 6-3 | | match details | Yokohama Challenger | Hard |
| 19.02.19 | 2nd round | Gianluca Mager | Yunseong Chung | 6-4, 6-4 | | match details |  Bangkok Challenger | Hard |
| 18.02.19 | 1st round | Yunseong Chung | Pedro Cachin | 6-2, 6-1 | | match details | ||
| 30.01.19 | 2nd round | Lorenzo Giustino | Yunseong Chung | 6-3, 6-71, 6-3 | | match details |  Launceston Challenger | Hard |
| 28.01.19 | 1st round | Yunseong Chung | Jose Statham | 6-4, 6-3 | | match details | ||
| 22.01.19 | 2nd round | Lorenzo Giustino | Yunseong Chung | 6-2, 6-3 | | match details | Burnie Challenger | Hard |
| 21.01.19 | 1st round | Yunseong Chung | Jordi Samper-Montana | 7-5, 6-1 | | match details | ||
| 07.01.19 | 2nd round | Brydan Klein | Yunseong Chung | 7-62, 6-75, 6-0 | | match details | Canberra Challenger | Hard |
| 01.01.19 | 2nd round | Jurij Rodionov | Yunseong Chung | 6-4, 6-1 | | match details |  Noumea Challenger | Hard |
| 31.12.18 | 1st round | Yunseong Chung | Tomislav Brkic | 6-3, 6-2 | | match details |
