Stadium: Court 4 Round: 44 Ground: Clay
| ITF - M25 Poznan | 2023/08/21 14:25 | Martin Zeljenka v Adam Bajurko | 6-2,6-3 |
| ITF - M15 Kottingbrunn | 2023/08/13 12:00 | Maks Meh v Martin Zeljenka | 6-2,6-3 |
| ITF - M25 Osijek | 2023/08/06 10:00 | Martin Zeljenka v Marcell Bartakovics | 3-6,3-6 |
| ITF - M25 Telfs | 2023/07/16 07:00 | Stepan Pecak v Martin Zeljenka | 6-4,1-6,10-2 |
| ITF - M15 Kursumlijska Banja | 2023/06/19 09:25 | Marko Stakusic v Martin Zeljenka | 6-3,6-3 |
| ITF - M15 Kursumlijska Banja | 2023/06/18 07:00 | Martin Zeljenka v Dmitrii Vasilev | 6-3,6-4 |
| ITF - M15 Nyiregyhaza | 2023/06/05 09:30 | Peter Nad v Martin Zeljenka | 7-5,6-3 |
| ITF - M15 Nyiregyhaza | 2023/06/04 14:30 | Gabor Hornung v Martin Zeljenka | 6-7,7-5,5-10 |
| ITF - M25 Poznan | 2023/08/21 11:00 | Michalis Sakellaridis v Yann Wojcik | 6-2,3-6,10-4 |
| ITF - M25 Bielsko Biala | 2023/08/14 11:30 | Norbert Marosik v Michalis Sakellaridis | 7-5,6-0 |
| ITF - M25 Lodz | 2023/08/07 10:30 | Michalis Sakellaridis v Juliusz Bienkiewicz | 6-7,1-6 |
| ITF - M25 Wetzlar | 2023/07/31 11:30 | Max Wiskandt v Michalis Sakellaridis | 6-2,6-2 |
| ITF - M15 Metzingen | 2023/07/23 14:00 | Michalis Sakellaridis v Mika Lipp | 2-6,3-6 |
| ITF - M25 Mataro | 2023/05/22 13:00 | Xavi Matas Ortega v Michalis Sakellaridis | 6-4,6-1 |
| ITF - M25 Mataro | 2023/05/21 12:00 | Takahiro Kubo v Michalis Sakellaridis | 2-6,6-7 |
| ITF - M25 Gurb | 2023/05/14 08:00 | David Naharro v Michalis Sakellaridis | 6-1,6-0 |