Stadium: Ochsenhausen, Germany
| Challenger Series TT | 2023/07/17 18:30 | Amirreza Abbasi v Armin Alicic | L | 3-0 |
| Challenger Series TT | 2023/07/17 15:50 | Miroslav Hořejší v Armin Alicic | L | 3-0 |
| Challenger Series TT | 2023/07/17 13:50 | Antonin Gavlas v Armin Alicic | L | 3-0 |
| Challenger Series TT | 2023/07/17 09:50 | Dauud Cheaib v Armin Alicic | L | 3-2 |
| Challenger Series TT | 2023/07/17 07:10 | Michael Engelhardt v Armin Alicic | L | 3-1 |
| Challenger Series TT | 2023/07/11 09:10 | Dennis Klein v Armin Alicic | L | 3-1 |
| Challenger Series TT | 2023/07/11 07:10 | Armin Alicic v Samuel Amann | W | 3-0 |
| Challenger Series TT | 2023/07/10 19:10 | Damian Zech v Armin Alicic | W | 1-3 |
| Challenger Series TT | 2023/07/18 07:10 | Antonin Gavlas v Daniel Rinderer | L | 3-0 |
| Challenger Series TT | 2023/07/17 17:10 | Dauud Cheaib v Daniel Rinderer | L | 3-1 |
| Challenger Series TT | 2023/07/17 15:10 | Amirreza Abbasi v Daniel Rinderer | L | 3-0 |
| Challenger Series TT | 2023/07/17 12:30 | Michael Engelhardt v Daniel Rinderer | W | 2-3 |
| Challenger Series TT | 2023/07/17 11:10 | Miroslav Hořejší v Daniel Rinderer | L | 3-1 |
| Challenger Series TT | 2023/07/17 06:30 | Hannes Hormann v Daniel Rinderer | W | 0-3 |
| Challenger Series TT | 2023/07/04 08:30 | Akito Itagaki v Daniel Rinderer | W | 2-3 |
| Challenger Series TT | 2023/07/04 07:10 | Mathias Golab v Daniel Rinderer | W | 1-3 |