| 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 - Ochsenhausen | 2021/08/10 14:40 | Dennis Klein v Dauud Cheaib | L | 3-2 |
| Challenger - Ochsenhausen | 2021/08/09 07:10 | Dennis Klein v Dauud Cheaib | L | 3-2 |
| Challenger - Ochsenhausen | 2022/07/18 15:10 | Dauud Cheaib v Daniel Rinderer | W | 3-0 |
| Challenger - Ochsenhausen | 2022/07/18 13:10 | Yaroslav Zhmudenko v Dauud Cheaib | L | 3-1 |
| Challenger - Ochsenhausen | 2022/07/18 10:30 | Andrei Putuntica v Dauud Cheaib | L | 3-1 |
| Challenger - Ochsenhausen | 2022/07/18 07:50 | Sven Happek v Dauud Cheaib | W | 0-3 |
| Challenger Series TT | 2022/07/05 13:50 | Amir Hossein Hodaei v Dauud Cheaib | W | 2-3 |
| Challenger Series TT | 2022/07/05 12:05 | Kirill Fadeev v Dauud Cheaib | L | 3-2 |
| Challenger Series TT | 2022/07/05 09:50 | Nico Wenger v Dauud Cheaib | W | 0-3 |
| Challenger Series TT | 2022/07/05 08:30 | Dauud Cheaib v Sven Happek | W | 3-0 |
| Challenger Series TT | 2022/07/12 13:30 | Dennis Klein v Amir Hossein Hodaei | L | 1-3 |
| Challenger Series TT | 2022/07/12 11:25 | Dennis Klein v Kirill Fadeev | W | 3-0 |
| Challenger Series TT | 2022/07/12 08:30 | Sven Happek v Dennis Klein | W | 1-3 |
| Challenger Series TT | 2022/07/12 07:10 | Daniel Rinderer v Dennis Klein | W | 1-3 |
| Challenger Series TT | 2022/07/11 17:10 | Felix Kleeberg v Dennis Klein | W | 0-3 |
| Challenger Series TT | 2022/07/11 15:10 | Amir Hossein Hodaei v Dennis Klein | W | 2-3 |
| Challenger Series TT | 2022/07/11 12:30 | Samuel Amann v Dennis Klein | W | 0-3 |
| Challenger Series TT | 2022/07/11 11:10 | Michael Engelhardt v Dennis Klein | W | 1-3 |