Stadium: Court 6 Round: 62 Ground: Clay
| ITF M15 Allershausen | 2023/08/30 12:20 | Jakob Schnaitter v Yannik Kelm | 6-4,6-7,2-6 |
| ITF M15 Überlingen | 2023/08/20 12:00 | Max Hans Rehberg v Jakob Schnaitter | 7-6,1-6,2-6 |
| ITF M15 Überlingen | 2023/08/19 10:00 | Arthur Nagel v Jakob Schnaitter | 2-6,4-6 |
| ITF M15 Überlingen | 2023/08/18 10:00 | Lasse Poertner v Jakob Schnaitter | 2-6,4-6 |
| ITF M15 Überlingen | 2023/08/17 10:05 | Jakob Schnaitter v Peter Heller | 1-6,7-5,6-4 |
| ITF M15 Überlingen | 2023/08/16 13:10 | Jakob Schnaitter v Justin Engel | 7-6,6-1 |
| ITF M15 Frankfurt Am Main | 2023/08/13 09:00 | Lucas Gerch v Jakob Schnaitter | 6-4,6-1 |
| ITF M15 Frankfurt Am Main | 2023/08/11 10:00 | Aleksandre Metreveli v Jakob Schnaitter | 6-7,2-6 |
| ITF M15 Buschhausen | 2023/09/10 14:30 | Tristan Nitschke v Sam Bakker | 7-6,6-1 |
| ITF M25 Jablonec Nad Nisou | 2023/08/30 08:00 | Tristan Nitschke v Jiri Barnat | 2-6,2-6 |
| ITF M25 Jablonec Nad Nisou | 2023/08/29 10:30 | Michal Lusovsky v Tristan Nitschke | 5-7,6-3,10-5 |
| ITF M25 Wetzlar | 2023/07/31 08:00 | Tristan Nitschke v Johann Lars | 5-7,1-6 |
| ITF M15 Monastir | 2023/04/16 08:00 | Tristan Nitschke v Dusan Baranec | 6-7,3-6 |
| ITF M15 Monastir | 2023/04/09 08:00 | Egor Novikov v Tristan Nitschke | 6-1,7-6 |
| ITF M15 Sharm El Sheikh | 2023/03/05 08:00 | Kareem Allaf v Tristan Nitschke | 6-0,6-1 |
| ITF M15 Monastir | 2023/02/27 09:15 | Leonardo Rossi v Tristan Nitschke | 6-3,6-2 |