| Challenger Series TT | 2022/06/13 17:50 | Damian Zech v Dauud Cheaib | L | 1-3 |
| 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 |