Stadium: Hard Court 4 Round: 62 Ground: Hardcourt outdoor
| ITF M15 Koszalin | 2023/09/03 09:00 | Adam Bajurko v Mateusz Kulakowski | 6-1,6-3 |
| ITF M15 Szczawno | 2023/08/27 15:00 | Adrian Andrzejczuk v Mateusz Kulakowski | 2-6,6-4,10-8 |
| ITF M25 Poznan | 2023/08/20 12:00 | Przemyslaw Michocki v Mateusz Kulakowski | 6-3,6-2 |
| ITF M25 Bielsko Biala | 2023/08/14 10:30 | Mateusz Kulakowski v Pijus Vaitiekunas | 4-6,6-2,7-10 |
| ITF M25 Bielsko Biala | 2023/08/13 12:30 | Milosz Sroka v Mateusz Kulakowski | 5-7,2-6 |
| ITF M25 Lodz | 2023/08/07 07:30 | Maciej Matuszczyk v Mateusz Kulakowski | 3-6,6-3,10-7 |
| ITF M25 Castelo Branco | 2023/07/17 12:00 | Mateusz Kulakowski v Guillaume Dalmasso | 2-6,3-6 |
| ITF M15 Wroclaw | 2023/06/25 11:30 | Karol Drzewiecki v Mateusz Kulakowski | 6-4,6-2 |
| ITF M25 Heraklion | 2023/11/07 09:15 | Aaron Cohen v Elias Julian Werner | 7-6,6-3 |
| ITF M25 Heraklion | 2023/11/06 10:00 | Elias Julian Werner v Yan Sabanin | 6-4,4-6,10-4 |
| ITF M15 Budapest | 2023/09/04 11:55 | Elias Julian Werner v Peter Nad | 2-6,2-6 |
| ITF M15 Budapest | 2023/09/03 12:30 | Richard Zusman v Elias Julian Werner | 6-4,6-7,8-10 |
| ITF M25 Jablonec Nad Nisou | 2023/08/27 13:00 | Anthony Wright v Elias Julian Werner | 6-4,6-1 |
| ITF M15 Kottingbrunn | 2023/08/14 08:00 | Tomas Lanik v Elias Julian Werner | 7-6,6-1 |
| ITF M15 Kottingbrunn | 2023/08/13 08:00 | Artem Mazur v Elias Julian Werner | 0-6,1-6 |
| ITF M25 Kramsach | 2023/07/23 07:00 | Elias Julian Werner v Noah Thurner | 4-6,0-6 |