Stadium: Court 3 Round: 25 Ground: Clay
| Challenger - Meerbusch | 2023/08/07 13:15 | Guy Den Ouden v Georgii Kravchenko | 6-2,6-3 |
| Challenger - Meerbusch | 2023/08/07 10:00 | Georgii Kravchenko v Kai Wehnelt | 6-4,7-6 |
| Challenger Luedenscheid | 2023/08/01 14:15 | Santiago Rodriguez Taverna v Georgii Kravchenko | 6-3,6-2 |
| Challenger Luedenscheid | 2023/07/31 14:15 | Georgii Kravchenko v Wilson Leite | 6-2,6-1 |
| Challenger Luedenscheid | 2023/07/30 10:30 | Maxime Chazal v Georgii Kravchenko | 2-6,2-6 |
| ITF M15 Vejle | 2023/07/27 12:50 | Georgii Kravchenko v Christian Sigsgaard | 4-6,3-6 |
| ITF M15 Vejle | 2023/07/25 09:35 | Georgii Kravchenko v Michal Mikula | 7-6,6-2 |
| ITF M15 Wrocław | 2023/06/28 13:30 | Georgii Kravchenko v Michael Agwi | 2-6,6-7 |
| ITF M25 Poznań | 2023/08/22 09:00 | Martin Zeljenka v Michalis Sakellaridis | 6-0,6-4 |
| ITF M25 Poznań | 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 Kuršumlijska Banja | 2023/06/19 09:25 | Marko Stakusic v Martin Zeljenka | 6-3,6-3 |
| ITF M15 Kuršumlijska Banja | 2023/06/18 07:00 | Martin Zeljenka v Dmitrii Vasilev | 6-3,6-4 |
| ITF M15 Nyíregyháza | 2023/06/05 09:30 | Peter Nad v Martin Zeljenka | 7-5,6-3 |