Stadium: Sostmeier Round: 25 Ground: Clay
| ITF M15 Allershausen | 2023/08/30 08:00 | Gregor Ramskogler v Frederic Schlossmann | 4-6,4-6 |
| ITF M15 Allershausen | 2023/08/29 12:00 | Gregor Ramskogler v Carlo Cataldi | 6-2,6-4 |
| ITF M15 Überlingen | 2023/08/16 08:00 | Gregor Ramskogler v Mark Wallner | 3-6,2-6 |
| ITF M15 Überlingen | 2023/08/15 08:30 | Gregor Ramskogler v Davud Amirov | 6-1,1-6,10-6 |
| ITF M15 Überlingen | 2023/08/14 12:30 | Gregor Ramskogler v Jakub Ostajewski | 6-4,6-1 |
| ITF M15 Frankfurt Nad Mohanem | 2023/08/10 12:50 | Aleksandre Metreveli v Gregor Ramskogler | 6-4,6-2 |
| ITF M15 Frankfurt Nad Mohanem | 2023/08/09 12:20 | Gregor Ramskogler v Dax Donders | 6-3,6-7,6-3 |
| ITF M15 Frankfurt Nad Mohanem | 2023/08/07 16:00 | Gregor Ramskogler v Mark Wallner | 6-4,7-5 |
| Challenger Augsburg | 2023/08/22 14:25 | Christoph Negritu v Oriol Roca Batalla | 2-6,7-6,3-6 |
| Challenger Augsburg | 2023/08/21 08:00 | Christoph Negritu v Nicola Kuhn | 2-6,6-3,7-5 |
| Challenger Augsburg | 2023/08/20 09:40 | Julian Ocleppo v Christoph Negritu | 3-6,3-6 |
| ITF M15 Überlingen | 2023/08/16 09:40 | Christoph Negritu v Arthur Nagel | 6-7,5-7 |
| Challenger Luedenscheid | 2023/07/30 10:25 | Christoph Negritu v Wilson Leite | 6-7,6-3,3-6 |
| ITF M15 Uslar | 2023/07/22 09:45 | Christoph Negritu v Sebastian Prechtel | 2-6,4-6 |
| ITF M15 Uslar | 2023/07/21 10:00 | Jeremy Schifris v Christoph Negritu | 1-6,2-6 |
| ITF M15 Uslar | 2023/07/20 12:25 | Esteban Bruna v Christoph Negritu | 2-6,0-6 |