Stadium: MTA 21 Round: 62 Ground: Clay
| ITF M15 - Antalya | 2021/03/29 07:00 | Gabriel Donev v Stefanos Sakellaridis | 6-3,5-7,10-2 |
| ITF M15 - Antalya | 2021/03/28 06:30 | Stefanos Sakellaridis v Suleyman Deniz Gursoy | 6-0,6-2 |
| ITF M15 - Antalya | 2021/03/22 07:00 | Taiyo Yamanaka v Stefanos Sakellaridis | 7-5,6-0 |
| ITF M15 - Antalya | 2021/03/14 07:00 | Denis Parshutin v Stefanos Sakellaridis | 6-0,6-3 |
| ITF M15 - Antalya | 2021/03/07 07:00 | Stefanos Sakellaridis v Baran Cengiz | 6-7,2-6 |
| ITF M15 - Antalya | 2021/03/01 09:00 | Stefanos Sakellaridis v Sebastian Gima | 2-6,1-6 |
| ITF M15 - Antalya | 2021/02/28 09:00 | Stefanos Sakellaridis v Emir Sutekin | 6-2,6-2 |
| ITF M15 - Antalya | 2021/02/21 13:00 | Stefanos Sakellaridis v Oleksandr Ovcharenko | 1-6,5-7 |
| ITF M15 - Antalya | 2021/03/29 07:00 | Manuel Mazza v Seong-Gook Oh | 6-4,6-1 |
| ITF M15 - Antalya | 2021/03/28 06:30 | Artsiom Dabryian v Seong-Gook Oh | 1-6,3-6 |
| ITF M25 - Nonthaburi | 2020/02/02 04:15 | Seong-Gook Oh v Maxence Broville | 6-7,1-6 |
| ITF M25 - Nonthaburi | 2020/01/27 06:50 | Seong-Gook Oh v Nam Hoang Ly | 2-6,6-7 |
| ITF M25 - Nonthaburi | 2020/01/26 11:00 | Seong-Gook Oh v Noppadol Noikor | 6-0,6-3 |
| ITF M15 - Sharm El Sheikh | 2019/11/20 12:05 | Marek Gengel v Seong-Gook Oh | 6-3,6-0 |
| ITF M15 - Sharm El Sheikh | 2019/11/13 08:00 | Karim-Mohamed Maamoun v Seong-Gook Oh | 6-2,6-2 |
| ITF M15 - Changwon | 2019/10/17 01:00 | Shintaro Mochizuki v Seong-Gook Oh | 6-2,6-3 |