Estádio: VOLKSBANK Court Round: 27 Ground: Clay
| ITF - M15 Ueberlingen | 2023/08/17 10:50 | Arthur Nagel v Tim Heger | 7-6,6-4 |
| ITF - M15 Ueberlingen | 2023/08/16 09:40 | Christoph Negritu v Arthur Nagel | 6-7,5-7 |
| ITF - M15 Ueberlingen | 2023/08/14 10:00 | Arthur Nagel v Yash Vardhan Singh | 6-2,6-1 |
| ITF - M15 Frankfurt am Main | 2023/08/07 16:45 | Taym Alazmeh v Arthur Nagel | 7-6,6-2 |
| ITF - M15 Frankfurt am Main | 2023/08/07 10:00 | Vasilios Caripi v Arthur Nagel | 5-7,3-6 |
| ITF - M15 Metzingen | 2023/07/27 11:00 | Arthur Nagel v Philip Florig | 2-6,2-6 |
| ITF - M15 Metzingen | 2023/07/26 12:30 | Dominik Boehler v Arthur Nagel | 0-6,4-6 |
| ITF - M15 Metzingen | 2023/07/24 12:00 | Charlelie Cosnet v Arthur Nagel | 3-6,1-6 |
| ITF - M15 Ueberlingen | 2023/08/17 13:40 | Adrian Oetzbach v Luca Wiedenmann | 6-2,7-5 |
| ITF - M15 Ueberlingen | 2023/08/16 09:40 | Philip Florig v Adrian Oetzbach | 2-6,7-5,5-7 |
| Challenger - Meerbusch | 2023/08/06 15:45 | Tibo Colson v Adrian Oetzbach | 7-6,7-6 |
| ITF - M15 Eindhoven | 2023/08/05 09:00 | Elmer Moller v Adrian Oetzbach | 7-6,6-7,6-7 |
| ITF - M15 Eindhoven | 2023/08/04 10:00 | Stijn Paardekooper v Adrian Oetzbach | 3-6,6-3,2-6 |
| ITF - M15 Eindhoven | 2023/08/03 09:00 | Jurriaan Bol v Adrian Oetzbach | 3-6,3-6 |
| ITF - M15 Eindhoven | 2023/08/02 10:45 | Adrian Oetzbach v Sidane Pontjodikromo | 6-3,6-0 |
| ITF - M15 Eindhoven | 2023/08/01 13:50 | Adrian Oetzbach v Jarno Jans | 6-1,6-0 |