Stadium: CEE Logistic Round: 27 Ground: Clay
| ITF M15 Allershausen | 2023/08/31 10:00 | Tom Gentzsch v Maik Steiner | 7-6,6-4 |
| ITF M15 Allershausen | 2023/08/30 10:00 | Tom Gentzsch v David Fix | 6-2,6-4 |
| ITF M15 Trier | 2023/08/27 09:00 | Tom Gentzsch v Hazem Naw | 4-6,2-6 |
| ITF M15 Trier | 2023/08/26 15:20 | Tom Schonenberg v Tom Gentzsch | 4-6,2-6 |
| ITF M15 Trier | 2023/08/25 15:00 | Tom Gentzsch v Max Wiskandt | 7-6,6-7,6-4 |
| ITF M15 Trier | 2023/08/24 15:00 | Tom Gentzsch v Mika Lipp | 6-4,1-6,7-6 |
| ITF M15 Trier | 2023/08/23 10:25 | Tom Gentzsch v Torben Steinorth | 6-2,6-3 |
| ITF M15 Überlingen | 2023/08/16 10:50 | Fnu Nidunjianzan v Tom Gentzsch | 6-4,4-6,6-4 |
| ITF M15 Allershausen | 2023/08/31 13:10 | Yannik Kelm v Christoph Negritu | 2-6,4-6 |
| ITF M15 Allershausen | 2023/08/30 11:35 | Gregor Ramskogler v Christoph Negritu | 5-7,3-6 |
| 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 |