Stadium: Ochsenhausen, Germany
| Challenger Series TT | 2023/06/23 09:50 | Tobias Slanina v Samuel Amann | W | 3-0 |
| Challenger Series TT | 2022/10/24 14:30 | Samuel Amann v Tobias Slanina | W | 2-3 |
| Challenger Series TT | 2023/07/14 09:10 | Dauud Cheaib v Tobias Slanina | L | 3-0 |
| Challenger Series TT | 2023/07/14 07:10 | Tobias Slanina v Kirill Fadeev | W | 3-2 |
| Challenger Series TT | 2023/07/13 19:10 | Benjamin Fruchart v Tobias Slanina | L | 3-1 |
| Challenger Series TT | 2023/07/13 16:30 | Michael Engelhardt v Tobias Slanina | L | 3-2 |
| Challenger Series TT | 2023/07/13 13:50 | Tobias Slanina v Antonin Gavlas | L | 0-3 |
| Challenger Series TT | 2023/07/13 10:30 | Tobias Slanina v Johannes Willeke | W | 3-1 |
| Challenger Series TT | 2023/07/13 08:30 | Tobias Slanina v Makoto Nogami | W | 3-1 |
| Challenger Series TT | 2023/07/04 10:30 | Tobias Slanina v David Reitspies | L | 0-3 |
| Challenger Series TT | 2023/07/11 08:30 | Benjamin Fruchart v Samuel Amann | L | 3-0 |
| Challenger Series TT | 2023/07/11 07:10 | Armin Alicic v Samuel Amann | L | 3-0 |
| Challenger Series TT | 2023/07/10 17:10 | Dennis Klein v Samuel Amann | L | 3-0 |
| Challenger Series TT | 2023/07/10 15:10 | Akos Kishegyi v Samuel Amann | L | 3-1 |
| Challenger Series TT | 2023/07/10 12:30 | Damian Zech v Samuel Amann | L | 3-1 |
| Challenger Series TT | 2023/07/10 11:10 | Kestutis Zeimys v Samuel Amann | L | 3-0 |
| Challenger Series TT | 2023/07/10 06:30 | Johannes Willeke v Samuel Amann | L | 3-1 |
| Challenger Series TT | 2023/06/23 09:50 | Tobias Slanina v Samuel Amann | L | 3-0 |