Estádio: Court 3 Round: 62 Ground: Clay
| ITF - M15 Breslávia | 2023/06/25 09:00 | Aleksander Orlikowski v Piotr Kusiewicz | 6-3,6-2 |
| ITF - M15 Nyíregyháza | 2023/06/05 10:30 | Ivan Kremenchutskyi v Piotr Kusiewicz | 6-3,6-2 |
| ITF - M15 Constanța | 2023/05/28 10:00 | Borys Zgola v Piotr Kusiewicz | 6-2,6-3 |
| ITF - M25 Trnava | 2023/03/28 09:45 | Dominik Recek v Piotr Kusiewicz | 6-4,6-3 |
| ITF - M25 Trnava | 2023/03/27 13:00 | Lukas Janousek v Piotr Kusiewicz | 4-6,1-6 |
| ITF - M15 Rovinj | 2023/03/12 09:00 | Obrad Markovski v Piotr Kusiewicz | 6-3,6-2 |
| ITF - M15 Porec | 2023/03/05 11:30 | Tim Heger v Piotr Kusiewicz | 6-3,7-5 |
| ITF - M25 Doa | 2023/01/15 15:05 | Arslanbek Aitkulov v Piotr Kusiewicz | 6-3,6-2 |
| ITF - M25 Telfs | 2023/07/17 11:00 | Tomas Lanik v Adam Blecha | 6-4,6-1 |
| ITF - M25 Telfs | 2023/07/17 07:00 | Adam Blecha v Stepan Pecak | 6-3,6-1 |
| ITF - M25 Telfs | 2023/07/16 07:00 | Adam Blecha v Samuel Kyjaci | 5-7,7-5,10-4 |
| ITF - M15 Nyíregyháza | 2023/06/05 09:30 | Adam Blecha v Igor Dudun | 2-6,1-6 |
| ITF - M25 Jablonec Nad Nisou | 2023/05/29 10:30 | Adam Blecha v Mariano Dedura-Palomero | 3-6,1-6 |
| ITF - M15 Meerbusch | 2023/04/23 10:30 | Adam Blecha v Aliaksandr Bulitski | 2-6,1-6 |
| ITF - M15 Sharm El Sheikh | 2023/04/03 08:30 | Adam Blecha v Daniil Savelev | 4-6,2-6 |
| ITF - M15 Sharm El Sheikh | 2023/03/28 11:05 | Millen Hurrion v Adam Blecha | 6-3,6-1 |