 United Kingdom: Wimbledon - Singles - Qualification |
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| Semi-finals | Chung H. | Couacaud E. | 0:1 RET. (1:6, 0:2) | details | 28.06.2023 |
| Quarter-finals | Kuzmanov D. | Chung H. | 1:2 (2:6, 6:3, 3:6) | details | 26.06.2023 |
| United Kingdom: Ilkley - Singles - Qualification |
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| Semi-finals | Chung H. | De Jong J. | 0:0 RET. (1:4) | details | 17.06.2023 |
| United Kingdom: Nottingham - Singles - Main |
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| 1/16-finals | Borges N. | Chung H. | 2:0 (6:3, 6:2) | details | 13.06.2023 |
| United Kingdom: Surbiton - Singles - Main |
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| 1/16-finals | Chung H. | Murray A. | 0:2 (3:6, 2:6) | details | 05.06.2023 |
 South Korea: Busan - Singles - Main |
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| 1/16-finals | Chung H. | Uchiyama Y. | 1:2 (3:6, 7:63, 2:6) | details | 09.05.2023 |
| South Korea: Seoul - Singles - Main |
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| 1/16-finals | Chung H. | Thompson J. | 0:2 (2:6, 4:6) | details | 26.04.2023 |
 France: French Open - Singles - Qualification |
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| Semi-finals | Chung H. | Olivo R. | 0:2 (65:7, 2:6) | details | 23.09.2020 |
| Quarter-finals | Crepatte B. | Chung H. | 0:2 (67:7, 4:6) | details | 22.09.2020 |
 Czech Republic: Prostejov - Singles - Main |
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| 1/16-finals | Kovalik J. | Chung H. | 2:0 (7:65, 6:2) | details | 07.09.2020 |
| Czech Republic: Ostrava - Singles - Main |
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| 1/16-finals | Rosol L. | Chung H. | 2:1 (2:6, 6:4, 6:0) | details | 02.09.2020 |
| Czech Republic: Prague 3 - Singles - Main |
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| 1/16-finals | Kolar Z. | Chung H. | 2:0 (6:3, 6:1) | details | 25.08.2020 |
 USA: Indian Wells - Singles - Main |
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| 1/32-finals | Kwiatkowski T. S. | Chung H. | 2:0 (7:62, 6:2) | details | 02.03.2020 |
 Australia: Australian Open - Singles - Qualification |
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| Quarter-finals | Musetti L. | Chung H. | CAN. | details | 15.01.2020 |
| Australia: Canberra - Singles - Main |
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| 1/32-finals | Santillan A. | Chung H. | CAN. | details | 07.01.2020 |
 United Arab Emirates: Abu Dhabi - Singles - Main |
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| 5th place | Rublev A. | Chung H. | 2:0 (7:65, 7:61) | details | 20.12.2019 |
| Quarter-finals | Khachanov K. | Chung H. | 2:0 (7:64, 6:4) | details | 19.12.2019 |
| Quarter-finals | Chung H. | Medvedev D. | CAN. | details | 19.12.2019 |
 Austria: Vienna - Singles - Main |
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| 1/8-finals | Chung H. | Rublev A. | 0:2 (4:6, 2:6) | details | 24.10.2019 |
| 1/16-finals | Chung H. | Raonic M. | 2:0 (6:4, 7:5) | details | 22.10.2019 |
 Sweden: Stockholm - Singles - Qualification |
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| Semi-finals | Chung H. | Stebe C. | 1:2 (6:3, 3:6, 3:6) | details | 13.10.2019 |
 Japan: Tokyo - Singles - Main |
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| Quarter-finals | Goffin D. | Chung H. | 2:0 (6:2, 6:2) | details | 04.10.2019 |
| 1/8-finals | Chung H. | Cilic M. | 2:1 (6:4, 3:6, 6:1) | details | 03.10.2019 |
| 1/16-finals | Sonego L. | Chung H. | 1:2 (6:3, 3:6, 4:6) | details | 30.09.2019 |
 China: Chengdu - Singles - Main |
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| 1/16-finals | Chung H. | Sousa J. | 1:2 (6:1, 3:6, 4:6) | details | 25.09.2019 |
| USA: US Open - Singles - Main |
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| 1/16-finals | Chung H. | Nadal R. | 0:3 (3:6, 4:6, 2:6) | details | 31.08.2019 |
| 1/32-finals | Verdasco F. | Chung H. | 2:3 (6:1, 6:2, 5:7, 3:6, 63:7) | details | 30.08.2019 |
| 1/64-finals | Chung H. | Escobedo E. | 3:2 (3:6, 6:4, 65:7, 6:4, 6:2) | details | 27.08.2019 |
| USA: US Open - Singles - Qualification |
|---|
| Final | Ymer M. | Chung H. | 0:2 (1:6, 3:6) | details | 23.08.2019 |
| Semi-finals | Napolitano S. | Chung H. | 0:2 (2:6, 3:6) | details | 21.08.2019 |
 Canada: Vancouver - Singles - Main |
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| 1/8-finals | Janvier M. | Chung H. | 2:0 (6:4, 6:2) | details | 16.08.2019 |
| 1/16-finals | Pospisil V. | Chung H. | 1:2 (6:1, 68:7, 3:6) | details | 15.08.2019 |
| Japan: Yokkaichi - Singles - Main |
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| Quarter-finals | Chung H. | Sugita Y. | WO. | details | 09.08.2019 |
| 1/8-finals | Chung H. | Takahashi Y. | 2:1 (3:6, 6:1, 6:4) | details | 08.08.2019 |
| 1/16-finals | Chung H. | Romios M. C. | 2:0 (6:3, 6:1) | details | 07.08.2019 |
| China: Chengdu - Singles - Main |
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| Final | Sugita Y. | Chung H. | 0:2 (4:6, 3:6) | details | 04.08.2019 |
| Semi-finals | Ito T. | Chung H. | 0:2 (2:6, 64:7) | details | 03.08.2019 |
| Quarter-finals | Nam Ji S. | Chung H. | 1:2 (62:7, 6:1, 3:6) | details | 02.08.2019 |
| 1/8-finals | Wu D. | Chung H. | 1:2 (64:7, 7:66, 3:6) | details | 01.08.2019 |
| 1/16-finals | Takeuchi K. | Chung H. | 0:2 (3:6, 2:6) | details | 30.07.2019 |
 Spain: Barcelona - Singles - Main |
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| 1/32-finals | Nishioka Y. | Chung H. | CAN. | details | 22.04.2019 |
| USA: Miami - Singles - Main |
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| 1/64-finals | Chung H. | Daniel T. | CAN. | details | 20.03.2019 |
 Netherlands: Rotterdam - Singles - Main |
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| 1/16-finals | Chung H. | Basilashvili N. | 1:2 (6:4, 61:7, 2:6) | details | 11.02.2019 |
| 1/16-finals | Chung H. | Bautista-Agut R. | CAN. | details | 11.02.2019 |
| Australia: Australian Open - Singles - Main |
|---|
| 1/32-finals | Chung H. | Herbert P. | 1:3 (2:6, 6:1, 2:6, 4:6) | details | 17.01.2019 |
