Estadio: Ochsenhausen, Germany
| Challenger Series TT | 2023/07/24 10:30 | Yannick Vostes v Guillaume Alcayde | W | 3-2 |
| Challenger Series TT | 2023/07/24 08:30 | Yannick Vostes v Armin Alicic | W | 3-0 |
| Challenger Series TT | 2023/07/21 12:50 | Yannick Vostes v Amirreza Abbasi | L | 0-3 |
| Challenger Series TT | 2023/07/21 11:25 | Antonin Gavlas v Yannick Vostes | L | 3-1 |
| Challenger Series TT | 2023/07/21 10:30 | Damian Zech v Yannick Vostes | W | 0-3 |
| Challenger Series TT | 2023/07/21 06:30 | Marco Stefanidis v Yannick Vostes | W | 0-3 |
| Challenger Series TT | 2023/07/20 18:30 | Yannick Vostes v Amirreza Abbasi | L | 2-3 |
| Challenger Series TT | 2023/07/20 15:10 | Yannick Vostes v Jeromy Loffler | W | 3-1 |
| Challenger Series TT | 2023/07/24 09:50 | Antonin Gavlas v Hannes Hormann | L | 3-0 |
| Challenger Series TT | 2023/07/24 07:10 | Marius Henninger v Hannes Hormann | L | 3-0 |
| Challenger Series TT | 2023/07/18 09:50 | Hannes Hormann v Armin Alicic | L | 2-3 |
| Challenger Series TT | 2023/07/18 06:30 | Hannes Hormann v Amirreza Abbasi | L | 0-3 |
| Challenger Series TT | 2023/07/17 17:50 | Hannes Hormann v Miroslav Horejsi | L | 2-3 |
| Challenger Series TT | 2023/07/17 16:30 | Hannes Hormann v Antonin Gavlas | L | 0-3 |
| Challenger Series TT | 2023/07/17 11:50 | Hannes Hormann v Dauud Cheaib | L | 0-3 |
| Challenger Series TT | 2023/07/17 09:10 | Hannes Hormann v Michael Engelhardt | W | 3-1 |