Stadium: Ochsenhausen, Germany
| Challenger Series TT | 2023/08/07 16:30 | Hannes Hormann v Dauud Cheaib | W | 0-3 |
| Challenger Series TT | 2023/07/17 11:50 | Hannes Hormann v Dauud Cheaib | W | 0-3 |
| Challenger Series TT | 2023/07/07 10:30 | Hannes Hormann v Dauud Cheaib | W | 1-3 |
| Challenger Series TT | 2023/09/25 10:30 | Dauud Cheaib v Guilherme Teodoro | L | 0-3 |
| Challenger Series TT | 2023/09/25 08:30 | Dauud Cheaib v Armin Alicic | W | 3-1 |
| Challenger Series TT | 2023/09/19 13:30 | Sudhanshu Grover v Dauud Cheaib | L | 3-2 |
| Challenger Series TT | 2023/09/19 12:05 | Dauud Cheaib v Liang Qiu | W | 3-2 |
| Challenger Series TT | 2023/09/19 10:30 | Dauud Cheaib v Jong-Eon Yeon | W | 3-1 |
| Challenger Series TT | 2023/09/19 07:50 | Dauud Cheaib v Sudhanshu Grover | L | 1-3 |
| Challenger Series TT | 2023/09/18 19:10 | Dauud Cheaib v Louis Reuseau | W | 3-0 |
| Challenger Series TT | 2023/09/18 14:30 | Dauud Cheaib v Louis Price | W | 3-1 |
| Challenger Series TT | 2023/09/25 09:50 | Alexander Valuch v Hannes Hormann | L | 3-0 |
| Challenger Series TT | 2023/09/25 07:10 | Jeromy Loffler v Hannes Hormann | L | 3-0 |
| Challenger Series TT | 2023/09/12 10:30 | Hannes Hormann v Yannick Vostes | L | 1-3 |
| Challenger Series TT | 2023/09/12 07:50 | Hannes Hormann v Armin Alicic | L | 0-3 |
| Challenger Series TT | 2023/09/11 19:10 | Hannes Hormann v Antonin Gavlas | L | 0-3 |
| Challenger Series TT | 2023/09/11 14:30 | Hannes Hormann v Guillaume Alcayde | L | 1-3 |
| Challenger Series TT | 2023/09/11 12:30 | Hannes Hormann v Amirreza Abbasi | L | 0-3 |
| Challenger Series TT | 2023/09/11 09:10 | Oliver Both v Hannes Hormann | W | 2-3 |