Stadium: Court 2 Round: 27 Ground: Clay
| ITF M15 Antalya | 2021/02/18 11:50 | Yunseong Chung v Georgii Kravchenko | 6-2,5-7,6-3 |
| ITF M15 Antalya | 2021/02/16 08:30 | Yunseong Chung v Alvaro Lopez San Martin | 6-4,6-3 |
| ITF M15 Antalya | 2021/02/12 10:30 | Agustin Velotti v Yunseong Chung | 6-3,6-2 |
| ITF M15 Antalya | 2021/02/11 06:45 | Genaro Alberto Olivieri v Yunseong Chung | 6-4,2-6,3-6 |
| ITF M15 Antalya | 2021/02/10 06:55 | Sarp Agabigun v Yunseong Chung | 4-6,6-7 |
| 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 M15 Antalya | 2021/02/18 13:40 | Gabriel Donev v Dragos Nicolae Madaras | 7-5,2-6,6-3 |
| ITF M15 Antalya | 2021/02/17 09:10 | Gabriel Donev v Sebastian Prechtel | 6-2,6-4 |
| ITF M15 Antalya | 2021/02/16 07:00 | Gabriel Donev v Oleg Prihodko | 6-4,6-2 |
| ITF M15 Antalya | 2021/02/16 07:00 | Sandro Kopp v Gabriel Donev | 2-6,1-6 |
| ITF M15 Antalya | 2021/02/14 12:00 | Gabriel Donev v Federico Campana | 6-1,6-3 |
| ITF M15 Antalya | 2021/02/07 06:00 | Gabriel Donev v Paul Woerner | 6-4,3-6,6-10 |
| ITF M15 Antalya | 2021/02/02 07:00 | Gabriel Donev v Davide Pontoglio | 5-7,4-6 |
| ITF M15 Antalya | 2021/01/31 06:30 | Marvin Netuschil v Gabriel Donev | 4-6,6-7 |