Stadium: Ochsenhausen, Germany
| Challenger Series TT | 2023/07/07 07:50 | Hannes Hormann v Benjamin Fruchart | L | 0-3 |
| Challenger Series TT | 2023/07/06 19:10 | Hannes Hormann v Mathias Golab | W | 3-1 |
| Challenger Series TT | 2023/07/06 14:30 | Hannes Hormann v Dennis Klein | L | 0-3 |
| Challenger Series TT | 2023/07/06 12:30 | Hannes Hormann v Liang Qiu | L | 0-3 |
| Challenger Series TT | 2023/07/06 09:10 | Johannes Willeke v Hannes Hormann | W | 2-3 |
| Challenger Series TT | 2023/07/06 07:10 | Hannes Hormann v David Reitspies | L | 1-3 |
| Challenger Series TT | 2023/02/03 10:10 | Damian Zech v Hannes Hormann | W | 1-3 |
| Challenger Series TT | 2023/02/03 08:10 | Hannes Hormann v Kirill Fadeev | L | 0-3 |
| Challenger Series TT | 2023/07/07 06:30 | Johannes Willeke v Dauud Cheaib | W | 0-3 |
| Challenger Series TT | 2023/07/06 18:30 | Dauud Cheaib v David Reitspies | L | 0-3 |
| Challenger Series TT | 2023/07/06 15:10 | Dauud Cheaib v Liang Qiu | L | 2-3 |
| Challenger Series TT | 2023/07/06 13:10 | Benjamin Fruchart v Dauud Cheaib | W | 2-3 |
| Challenger Series TT | 2023/07/06 10:30 | Mathias Golab v Dauud Cheaib | W | 1-3 |
| Challenger Series TT | 2023/07/06 07:50 | Dennis Klein v Dauud Cheaib | L | 3-1 |
| Challenger Series TT | 2023/06/30 12:50 | Liang Qiu v Dauud Cheaib | W | 0-3 |
| Challenger Series TT | 2023/06/30 12:05 | Carlo Rossi v Dauud Cheaib | L | 3-2 |