Stadium: Court 3 Round: 25 Ground: Hardcourt outdoor
| ITF M25 Cattolica | 2023/06/20 12:00 | Andrea Picchione v Jakob Schnaitter | 6-7,6-4,7-6 |
| ITF M15 Nyiregyhaza | 2023/06/09 12:00 | Dragos Nicolae Madaras v Jakob Schnaitter | 6-3,6-3 |
| ITF M15 Nyiregyhaza | 2023/06/08 08:00 | Martyn Pawelski v Jakob Schnaitter | 6-4,2-6,6-7 |
| ITF M15 Nyiregyhaza | 2023/06/07 08:00 | Jakob Schnaitter v Gergely Madarasz | 6-4,6-3 |
| ITF M15 Warmbad-Villach | 2023/05/24 07:25 | Bor Artnak v Jakob Schnaitter | 6-3,7-5 |
| ITF M15 Warmbad-Villach | 2023/05/22 08:00 | Jakob Schnaitter v Jimmy Yang | 6-1,6-7,10-7 |
| ITF M15 Warmbad-Villach | 2023/05/21 10:00 | Jakob Schnaitter v Mark Wallner | 6-3,6-0 |
| ITF M25 Prague | 2023/05/18 09:00 | Jakob Schnaitter v Lukas Neumayer | 6-7,3-6 |
| ITF M15 Metzingen | 2023/07/26 12:30 | Stefan Popovic v Alexander Donski | 2-6,6-3,7-5 |
| ITF M15 Celje | 2023/06/28 12:00 | Alexander Donski v Pawel Juszczak | 5-7,4-6 |
| ITF M15 Store | 2023/06/22 07:30 | Luca Wiedenmann v Alexander Donski | 6-2,6-3 |
| ITF M15 Litija | 2023/06/15 10:00 | Tomas Farjat v Alexander Donski | 7-5,6-2 |
| ITF M15 Litija | 2023/06/14 12:15 | Tomas Jirousek v Alexander Donski | 2-6,3-6 |
| ITF M15 Antalya | 2023/05/19 07:30 | Gabriele Pennaforti v Alexander Donski | 6-3,6-2 |
| ITF M15 Antalya | 2023/05/18 06:55 | Alexander Donski v Aleksandre Metreveli | 6-4,3-6,6-2 |
| ITF M15 Antalya | 2023/05/17 08:20 | Bora Sengul v Alexander Donski | 7-6,2-6,4-6 |