| Challenger Series TT | 2023/01/09 16:10 | Dennis Klein v Dauud Cheaib | L | 3-1 |
| Challenger Series TT | 2022/09/05 17:10 | Dennis Klein v Dauud Cheaib | L | 3-1 |
| Challenger Ochsenhausen | 2021/12/14 10:00 | Dennis Klein v Dauud Cheaib | W | 1-3 |
| Challenger Ochsenhausen | 2021/12/03 14:30 | Dennis Klein v Dauud Cheaib | L | 3-0 |
| Challenger Ochsenhausen | 2021/12/02 10:50 | Dennis Klein v Dauud Cheaib | L | 3-0 |
| Challenger Ochsenhausen | 2021/11/16 14:15 | Dauud Cheaib v Dennis Klein | W | 3-0 |
| Challenger Ochsenhausen | 2021/11/15 09:30 | Dauud Cheaib v Dennis Klein | W | 3-1 |
| Challenger Ochsenhausen | 2021/08/30 18:40 | Dennis Klein v Dauud Cheaib | L | 3-0 |
| Challenger Series TT | 2023/02/06 10:10 | Kirill Fadeev v Dauud Cheaib | W | 0-3 |
| Challenger Series TT | 2023/02/06 08:10 | Dauud Cheaib v Arman Hajiei | W | 3-1 |
| Challenger Series TT | 2023/01/17 13:50 | Dauud Cheaib v Yannick Vostes | W | 3-1 |
| Challenger Series TT | 2023/01/17 11:45 | Amirreza Abbasi v Dauud Cheaib | W | 2-3 |
| Challenger Series TT | 2023/01/17 09:30 | Dauud Cheaib v Amirreza Abbasi | L | 1-3 |
| Challenger Series TT | 2023/01/16 15:30 | Dauud Cheaib v Kenan Hrnic | W | 3-0 |
| Challenger Series TT | 2023/01/16 13:30 | Florian Bluhm v Dauud Cheaib | W | 1-3 |
| Challenger Series TT | 2023/01/16 11:30 | Julian Mohr v Dauud Cheaib | W | 1-3 |
| Challenger Series TT | 2023/02/06 12:10 | Bastien Dupont v Dennis Klein | W | 2-3 |
| Challenger Series TT | 2023/02/06 07:30 | Kirill Fadeev v Dennis Klein | L | 3-1 |
| Challenger Series TT | 2023/02/03 14:30 | Dennis Klein v Anton Limonov | L | 0-3 |
| Challenger Series TT | 2023/02/03 12:25 | Dennis Klein v Dillon Chambers | W | 3-0 |
| Challenger Series TT | 2023/02/03 10:50 | Dennis Klein v Anton Limonov | W | 3-2 |
| Challenger Series TT | 2023/02/03 07:30 | Dennis Klein v Dillon Chambers | W | 3-2 |
| Challenger Series TT | 2023/02/02 18:50 | Dennis Klein v Nikola Grujic | W | 3-0 |
| Challenger Series TT | 2023/02/02 17:30 | Dennis Klein v Hannes Hormann | W | 3-0 |