Stadium: Court 3 Round: 62 Ground: Clay
| ITF M15 Nyiregyhaza | 2023/06/05 10:30 | Ivan Kremenchutskyi v Piotr Kusiewicz | 6-3,6-2 |
| ITF M25 Kramsach | 2023/07/23 15:00 | Piotr Kusiewicz v Elias Sumann | 6-3,3-6,10-5 |
| ITF M25 Kramsach | 2023/07/23 07:00 | Piotr Kusiewicz v Adam Blecha | 6-2,6-3 |
| ITF M15 Wroclaw | 2023/06/25 09:00 | Aleksander Orlikowski v Piotr Kusiewicz | 6-3,6-2 |
| ITF M15 Nyiregyhaza | 2023/06/05 10:30 | Ivan Kremenchutskyi v Piotr Kusiewicz | 6-3,6-2 |
| ITF M15 Constanta | 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 M25 Kramsach | 2023/07/23 15:00 | Nicola Rispoli v Ivan Kremenchutskyi | 6-4,3-6,4-10 |
| ITF M25 Kramsach | 2023/07/23 07:00 | Kaj Quirijns v Ivan Kremenchutskyi | 1-6,3-6 |
| ITF M15 Store | 2023/06/20 10:30 | Dominik Kellovsky v Ivan Kremenchutskyi | 6-4,4-6,11-9 |
| ITF M15 Store | 2023/06/19 07:55 | Ivan Kremenchutskyi v Jan Kupcic | 6-4,6-3 |
| ITF M25 Risskov/Aarhus | 2023/06/12 07:55 | Michael Minasyan v Ivan Kremenchutskyi | 3-6,6-2,11-9 |
| ITF M25 Risskov/Aarhus | 2023/06/11 08:00 | Gabriel Sardo v Ivan Kremenchutskyi | 2-6,3-6 |
| ITF M15 Nyiregyhaza | 2023/06/05 14:30 | Kristof Minarik v Ivan Kremenchutskyi | 6-3,7-6 |
| ITF M15 Nyiregyhaza | 2023/06/05 10:30 | Ivan Kremenchutskyi v Piotr Kusiewicz | 6-3,6-2 |