| Challenger Series TT | 2023/03/06 16:50 | Dauud Cheaib v Dennis Klein | W | 0-3 |
| Challenger Series TT | 2023/02/06 13:30 | Dauud Cheaib v Dennis Klein | W | 1-3 |
| Challenger Series TT | 2023/01/09 16:10 | Dennis Klein v Dauud Cheaib | W | 3-1 |
| Challenger Series TT | 2022/09/05 17:10 | Dennis Klein v Dauud Cheaib | W | 3-1 |
| Challenger Ochsenhausen | 2021/12/14 10:00 | Dennis Klein v Dauud Cheaib | L | 1-3 |
| Challenger Ochsenhausen | 2021/12/03 14:30 | Dennis Klein v Dauud Cheaib | W | 3-0 |
| Challenger Ochsenhausen | 2021/12/02 10:50 | Dennis Klein v Dauud Cheaib | W | 3-0 |
| Challenger Ochsenhausen | 2021/11/16 14:15 | Dauud Cheaib v Dennis Klein | L | 3-0 |
| Challenger Series TT | 2023/03/07 12:25 | Dennis Klein v Peter Hribar | W | 3-1 |
| Challenger Series TT | 2023/03/07 10:50 | Aljaz Godec v Dennis Klein | W | 1-3 |
| Challenger Series TT | 2023/03/07 09:30 | Dennis Klein v Peter Hribar | L | 2-3 |
| Challenger Series TT | 2023/03/06 19:30 | Sven Happek v Dennis Klein | W | 1-3 |
| Challenger Series TT | 2023/03/06 16:50 | Dauud Cheaib v Dennis Klein | W | 0-3 |
| Challenger Series TT | 2023/03/06 14:50 | Bastien Dupont v Dennis Klein | W | 0-3 |
| Challenger Series TT | 2023/03/06 10:50 | Marius Henninger v Dennis Klein | W | 0-3 |
| Challenger Series TT | 2023/03/06 08:10 | Rodrigo Hidalgo v Dennis Klein | W | 1-3 |
| Challenger Series TT | 2023/03/07 13:05 | Dauud Cheaib v Bastien Dupont | W | 3-1 |
| Challenger Series TT | 2023/03/07 08:50 | Rodrigo Hidalgo v Dauud Cheaib | W | 1-3 |
| Challenger Series TT | 2023/03/06 20:50 | Marius Henninger v Dauud Cheaib | W | 0-3 |
| Challenger Series TT | 2023/03/06 18:50 | Aljaz Godec v Dauud Cheaib | W | 0-3 |
| Challenger Series TT | 2023/03/06 16:50 | Dauud Cheaib v Dennis Klein | L | 0-3 |
| Challenger Series TT | 2023/03/06 14:10 | Dauud Cheaib v Sven Happek | W | 3-0 |
| Challenger Series TT | 2023/03/06 12:10 | Dauud Cheaib v Peter Hribar | W | 3-0 |
| Challenger Series TT | 2023/03/06 09:30 | Bastien Dupont v Dauud Cheaib | W | 2-3 |