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 |
| Challenger Series TT | 2023/04/17 16:30 | Michael Engelhardt v Simon Berglund | L | 0-3 |
| Challenger Series TT | 2023/04/17 11:50 | Michael Engelhardt v Sven Happek | L | 0-3 |
| Challenger Series TT | 2023/04/17 09:10 | Michael Engelhardt v Damian Zech | W | 3-0 |
| Challenger Series TT | 2023/04/17 06:30 | Michael Engelhardt v Makoto Nogami | W | 3-2 |
| Challenger Series TT | 2023/03/14 10:50 | Michael Engelhardt v Peter Hribar | L | 1-3 |
| Challenger Series TT | 2023/03/14 07:30 | Michael Engelhardt v Dauud Cheaib | L | 1-3 |
| Challenger Series TT | 2023/03/13 18:50 | Michael Engelhardt v Anton Limonov | L | 1-3 |
| Challenger Series TT | 2023/03/13 17:30 | Michael Engelhardt v Ahmed El-Mahdy | L | 1-3 |
| Challenger Series TT | 2023/04/17 15:50 | Dauud Cheaib v Dillon Chambers | W | 3-0 |
| Challenger Series TT | 2023/04/17 13:10 | Dauud Cheaib v Siddharta Almeida | W | 3-0 |
| Challenger Series TT | 2023/04/17 11:10 | Dauud Cheaib v Makoto Nogami | W | 3-2 |
| Challenger Series TT | 2023/04/17 08:30 | Simon Berglund v Dauud Cheaib | L | 3-1 |
| Challenger Series TT | 2023/04/11 13:30 | Florian Bluhm v Dauud Cheaib | W | 1-3 |
| Challenger Series TT | 2023/04/11 12:05 | Dauud Cheaib v Peter Hribar | W | 3-0 |
| Challenger Series TT | 2023/04/11 09:50 | Alvaro Gainza v Dauud Cheaib | W | 0-3 |
| Challenger Series TT | 2023/04/11 08:30 | Dauud Cheaib v Miguel Nunez | L | 2-3 |