| Challenger Series TT | 2022/01/24 12:50 | Damian Zech v Dauud Cheaib | L | 0-3 |
| Challenger Ochsenhausen | 2021/12/13 17:40 | Dauud Cheaib v Damian Zech | L | 3-0 |
| Challenger Ochsenhausen | 2021/08/04 09:50 | Damian Zech v Dauud Cheaib | L | 1-3 |
| Challenger Series TT | 2022/06/13 13:50 | Michael Engelhardt v Damian Zech | L | 3-2 |
| Challenger Series TT | 2022/06/13 11:50 | Felix Wetzel v Damian Zech | L | 3-2 |
| Challenger Series TT | 2022/06/13 09:50 | Damian Zech v Sudhanshu Grover | L | 1-3 |
| Challenger Series TT | 2022/06/13 07:50 | Damian Zech v Eusebio Vos | L | 1-3 |
| Challenger Ochsenhausen | 2022/03/22 10:10 | Damian Zech v Amirreza Abbasi | L | 0-3 |
| Challenger Ochsenhausen | 2022/03/21 20:50 | Damian Zech v Vincent Picard | L | 0-3 |
| Challenger Ochsenhausen | 2022/03/21 18:10 | Damian Zech v Elias Ranefur | L | 0-3 |
| Challenger Ochsenhausen | 2022/03/21 15:30 | Nico Longhino v Damian Zech | W | 2-3 |
| Challenger Series TT | 2022/06/13 15:50 | Felix Wetzel v Dauud Cheaib | W | 1-3 |
| Challenger Series TT | 2022/06/13 14:30 | Dauud Cheaib v Sudhanshu Grover | L | 0-3 |
| Challenger Series TT | 2022/06/13 12:30 | Dauud Cheaib v Eusebio Vos | W | 3-0 |
| Challenger Series TT | 2022/06/13 08:30 | Amirreza Abbasi v Dauud Cheaib | W | 1-3 |
| Challenger Ochsenhausen | 2022/06/07 13:30 | Soumyajit Ghosh v Dauud Cheaib | W | 2-3 |
| Challenger Ochsenhausen | 2022/06/07 12:05 | Dauud Cheaib v Florian Bluhm | W | 3-0 |
| Challenger Ochsenhausen | 2022/06/07 09:10 | Juri Grauer v Dauud Cheaib | W | 0-3 |
| Challenger Ochsenhausen | 2022/06/07 07:10 | Dauud Cheaib v Daniel Rinderer | W | 3-1 |