Stadium: Court 3 Round: 62 Ground: Hardcourt outdoor
| ITF M15 Sharm El Sheikh | 2022/02/14 12:00 | Juan Manuel Benitez Chavarriaga v Ondrej Horak | 7-5,6-4 |
| ITF M15 Sharm El Sheikh | 2022/02/13 13:30 | Ondrej Horak v Nikita Ianin | 6-1,2-6,10-5 |
| ITF M15 Ostrava | 2021/11/24 09:00 | David Poljak v Ondrej Horak | 6-3,3-6,6-3 |
| ITF M15 Opava | 2021/11/18 11:20 | David Poljak v Ondrej Horak | 6-3,6-3 |
| ITF M15 Opava | 2021/11/16 10:55 | Ondrej Valek v Ondrej Horak | 5-7,6-7 |
| ITF M15 Sharm El Sheikh | 2021/11/03 13:00 | Saba Purtseladze v Ondrej Horak | 6-2,4-6,6-2 |
| ITF M15 Sharm El Sheikh | 2021/11/02 07:30 | Leonid Sheyngezikht v Ondrej Horak | 7-6,1-6,9-11 |
| ITF M15 Sharm El Sheikh | 2021/11/01 09:00 | Mohab Hamed v Ondrej Horak | 2-6,2-6 |
| ITF M15 Antalya | 2021/11/19 08:30 | Olaf Pieczkowski v Dragos Nicolae Madaras | 1-6,2-6 |
| ITF M15 Antalya | 2021/11/18 08:10 | Olaf Pieczkowski v Oleksandr Bielinskyi | 6-3,7-6 |
| ITF M15 Antalya | 2021/11/17 10:00 | Patrik Rikl v Olaf Pieczkowski | 1-6,6-7 |
| ITF M15 Antalya | 2021/11/09 07:00 | Olaf Pieczkowski v Lukas Neumayer | 6-7,5-7 |
| ITF M15 Antalya | 2021/11/03 11:20 | Olaf Pieczkowski v Juan Pablo Paz | 4-6,3-6 |
| ITF M15 Lodz | 2021/08/18 11:25 | Wojciech Marek v Olaf Pieczkowski | 5-7,6-4,6-1 |
| ITF M15 Gdynia | 2021/08/11 15:40 | Pol Toledo Bague v Olaf Pieczkowski | 6-4,6-0 |
| ITF M15 Gdynia | 2021/08/10 08:00 | Alexander Kotzen v Olaf Pieczkowski | 2-6,6-2,8-10 |