| ITF M15 Warmbad-Villach | 2025/05/26 10:36 | Jeremy Schifris v Justin Schlageter | 6-7,4-6 |
| ITF M25 Reggio Emilia | 2025/05/16 10:00 | Federico Iannaccone v Justin Schlageter | 6-2,6-2 |
| ITF M25 Reggio Emilia | 2025/05/15 10:00 | Justin Schlageter v Manas Manoj Dhamne | 6-4,4-6,7-5 |
| ITF M25 Reggio Emilia | 2025/05/13 11:00 | Georgii Kravchenko v Justin Schlageter | 3-6,3-6 |
| ITF M25 Reggio Emilia | 2025/05/12 10:30 | Justin Schlageter v Andrea Militi Ribaldi | 6-4,6-2 |
| ITF M15 Rovinj | 2025/03/20 10:00 | Filippo Romano v Justin Schlageter | 6-2,6-2 |
| ITF M15 Rovinj | 2025/03/19 13:30 | Justin Schlageter v Matyas Cerny | 3-6,7-6,6-1 |
| ITF M15 Torello | 2025/03/05 11:00 | Justin Schlageter v Laurent Lokoli | 2-6,3-6 |
| ITF M15 Warmbad-Villach | 2025/05/27 12:52 | Sebastian Prechtel v Arthur Nagel | 2-6,1-6 |
| UTR Pro Maria Lanzendorf | 2025/05/03 09:30 | Sebastian Prechtel v Jonas Gundacker | 6-1,5-7,2-6 |
| UTR Pro Maria Lanzendorf | 2025/05/02 10:55 | Sebastian Prechtel v Thomas Statzberger | 3-6,6-2,6-1 |
| UTR Pro Maria Lanzendorf | 2025/05/01 08:35 | Sebastian Prechtel v Kornel Halmos | 6-3,0-6,7-5 |
| UTR Pro Maria Lanzendorf | 2025/04/30 08:45 | Jeri Lassila v Sebastian Prechtel | 6-3,2-6,0-6 |
| UTR Pro Maria Lanzendorf | 2025/04/29 10:00 | Otso Martikainen v Sebastian Prechtel | 2-6,3-6 |
| UTR Pro Beograd | 2025/04/06 10:50 | Andrey Chepelev v Sebastian Prechtel | 7-6,6-1 |
| UTR Pro Beograd | 2025/04/05 14:50 | Stefan Latinov v Sebastian Prechtel | 3-6,2-6 |