Stadium: Ochsenhausen, Germany
| Challenger Series TT | 2023/07/17 11:50 | Hannes Hormann v Dauud Cheaib | L | 0-3 |
| Challenger Series TT | 2023/07/07 10:30 | Hannes Hormann v Dauud Cheaib | L | 1-3 |
| Challenger Series TT | 2023/08/07 11:50 | Hannes Hormann v Salim Karam | W | 3-0 |
| Challenger Series TT | 2023/08/07 09:10 | Hannes Hormann v Florian Bourrassaud | L | 1-3 |
| Challenger Series TT | 2023/08/07 06:30 | Hannes Hormann v Liang Qiu | W | 3-1 |
| Challenger Series TT | 2023/08/04 12:50 | Hannes Hormann v Zengyi Wang | L | 0-3 |
| Challenger Series TT | 2023/08/04 11:25 | Anton Limonov v Hannes Hormann | L | 3-1 |
| Challenger Series TT | 2023/08/04 09:50 | Damian Zech v Hannes Hormann | W | 0-3 |
| Challenger Series TT | 2023/08/04 08:30 | Hannes Hormann v Karl Zimmermann | W | 3-1 |
| Challenger Series TT | 2023/08/03 18:30 | Zengyi Wang v Hannes Hormann | L | 3-1 |
| Challenger Series TT | 2023/08/07 13:50 | Dauud Cheaib v Yannick Vostes | W | 3-0 |
| Challenger Series TT | 2023/08/07 10:30 | Dauud Cheaib v Simon Berglund | L | 1-3 |
| Challenger Series TT | 2023/08/07 08:30 | Dauud Cheaib v Amirreza Abbasi | W | 3-0 |
| Challenger Series TT | 2023/07/28 12:50 | Antonin Gavlas v Dauud Cheaib | L | 3-0 |
| Challenger Series TT | 2023/07/28 11:25 | Yoan Rebetez v Dauud Cheaib | W | 0-3 |
| Challenger Series TT | 2023/07/28 07:50 | Daniel Rinderer v Dauud Cheaib | W | 1-3 |
| Challenger Series TT | 2023/07/27 16:30 | Marius Henninger v Dauud Cheaib | W | 0-3 |
| Challenger Series TT | 2023/07/27 15:10 | Dauud Cheaib v Antonin Gavlas | L | 2-3 |