Stadium: Court 5 Round: 28 Ground: Hardcourt outdoor
| ITF M15 Monastir | 2020/12/16 11:10 | Omni Kumar v Fausto Tabacco | 4-6,6-1,3-6 |
| ITF M15 Monastir | 2020/12/14 09:30 | Omni Kumar v Cyril Vandermeersch | 6-1,6-2 |
| ITF M15 Monastir | 2020/12/13 14:00 | Omni Kumar v Cesar Bourgois | 6-3,6-2 |
| ITF M15 Monastir | 2020/12/10 08:00 | David Pichler v Omni Kumar | 6-4,6-2 |
| ITF M15 Monastir | 2020/12/09 09:45 | Tom Schonenberg v Omni Kumar | 4-6,3-6 |
| ITF M15 Monastir | 2020/12/07 12:30 | Loris Pourroy v Omni Kumar | 6-7,1-6 |
| ITF M15 Monastir | 2020/12/07 08:00 | Omni Kumar v Mirko Martinez | 4-6,6-4,11-9 |
| ITF M15 Monastir | 2020/12/06 08:00 | Omni Kumar v Lennart Melzer | 6-0,6-0 |
| Davis Cup | 2020/03/07 11:20 | Stefano Travaglia v Yunseong Chung | 6-0,6-1 |
| ITF M25 Antalya | 2020/02/26 10:30 | Yshai Oliel v Yunseong Chung | 6-2,6-4 |
| ITF M25 Aktobe | 2020/02/20 05:00 | Vladimir Ivanov v Yunseong Chung | 3-6,6-2,7-6 |
| ITF M25 Aktobe | 2020/02/19 07:15 | Riccardo Balzerani v Yunseong Chung | 6-3,4-6,4-6 |
| ITF M25 Aktobe | 2020/02/13 04:55 | Otto Virtanen v Yunseong Chung | 6-7,6-3,6-2 |
| ITF M25 Aktobe | 2020/02/12 10:40 | Yaraslav Shyla v Yunseong Chung | 6-7,6-7 |
| ITF M25 Nonthaburi | 2020/02/06 05:30 | Matija Pecotic v Yunseong Chung | 6-0,6-3 |
| Challenger Bangkok | 2020/01/12 06:40 | Jack Draper v Yunseong Chung | 7-6,6-3 |