Stadium: Ochsenhausen, Germany
| Challenger Series TT | 2023/03/14 07:30 | Michael Engelhardt v Dauud Cheaib | L | 1-3 |
| Challenger Series TT | 2022/06/14 07:10 | Michael Engelhardt v Dauud Cheaib | L | 0-3 |
| Challenger Ochsenhausen | 2022/05/31 10:30 | Michael Engelhardt v Dauud Cheaib | L | 0-3 |
| Challenger Ochsenhausen | 2021/07/30 10:30 | Michael Engelhardt v Dauud Cheaib | L | 0-3 |
| Challenger Ochsenhausen | 2021/07/26 15:20 | Dauud Cheaib v Michael Engelhardt | L | 3-0 |
| Challenger Ochsenhausen | 2021/06/15 10:20 | Michael Engelhardt v Dauud Cheaib | L | 0-3 |