Stadium: Ochsenhausen, Germany
| Challenger Series TT | 2022/09/06 08:30 | Felix Kohler v Dauud Cheaib | L | 0-3 |
| Challenger Series TT | 2023/03/14 08:50 | Felix Kohler v Anton Limonov | L | 0-3 |
| Challenger Series TT | 2023/03/13 20:10 | Felix Kohler v Ahmed El-Mahdy | L | 0-3 |
| Challenger Series TT | 2023/03/13 15:30 | Felix Kohler v Sven Happek | L | 1-3 |
| Challenger Series TT | 2023/03/13 13:30 | Felix Kohler v Makoto Nogami | W | 3-2 |
| Challenger Series TT | 2023/03/13 10:10 | Michael Engelhardt v Felix Kohler | L | 3-1 |
| Challenger Series TT | 2023/03/13 08:10 | Felix Kohler v Peter Hribar | L | 0-3 |
| Challenger Series TT | 2022/11/22 09:30 | Rafael Turrini v Felix Kohler | L | 3-0 |
| Challenger Series TT | 2022/11/21 19:30 | Felix Kleeberg v Felix Kohler | W | 1-3 |
| Challenger Series TT | 2023/03/14 07:30 | Michael Engelhardt v Dauud Cheaib | W | 1-3 |
| Challenger Series TT | 2023/03/13 19:30 | Dauud Cheaib v Peter Hribar | W | 3-0 |
| Challenger Series TT | 2023/03/13 16:10 | Dauud Cheaib v Makoto Nogami | W | 3-2 |
| Challenger Series TT | 2023/03/13 14:10 | Anton Limonov v Dauud Cheaib | W | 2-3 |
| Challenger Series TT | 2023/03/13 11:30 | Ahmed El-Mahdy v Dauud Cheaib | W | 0-3 |
| Challenger Series TT | 2023/03/13 08:50 | Sven Happek v Dauud Cheaib | W | 0-3 |
| Challenger Series TT | 2023/03/07 14:30 | Dennis Klein v Dauud Cheaib | L | 3-2 |
| Challenger Series TT | 2023/03/07 13:05 | Dauud Cheaib v Bastien Dupont | W | 3-1 |