Stadium: Ochsenhausen, Germany
| Challenger Series TT | 2023/02/06 13:30 | Dauud Cheaib v Dennis Klein | L | 1-3 |
| Challenger Series TT | 2023/01/09 16:10 | Dennis Klein v Dauud Cheaib | L | 3-1 |
| Challenger Series TT | 2022/09/05 17:10 | Dennis Klein v Dauud Cheaib | L | 3-1 |
| 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 Series TT | 2023/03/06 14:10 | Dauud Cheaib v Sven Happek | W | 3-0 |
| Challenger Series TT | 2023/03/06 12:10 | Dauud Cheaib v Peter Hribar | W | 3-0 |
| Challenger Series TT | 2023/03/06 09:30 | Bastien Dupont v Dauud Cheaib | W | 2-3 |
| Challenger Series TT | 2023/02/28 14:30 | Sushmit Sriram v Dauud Cheaib | W | 2-3 |
| Challenger Series TT | 2023/02/28 13:05 | Dauud Cheaib v Martin Andersen | W | 3-0 |
| Challenger Series TT | 2023/02/28 10:10 | Dauud Cheaib v Dillon Chambers | L | 2-3 |
| Challenger Series TT | 2023/02/27 20:50 | Dauud Cheaib v Alvaro Gainza | W | 3-0 |
| Challenger Series TT | 2023/02/27 18:10 | Dauud Cheaib v Sushmit Sriram | L | 2-3 |
| Challenger Series TT | 2023/03/06 14:50 | Bastien Dupont v Dennis Klein | W | 0-3 |
| Challenger Series TT | 2023/03/06 10:50 | Marius Henninger v Dennis Klein | W | 0-3 |
| Challenger Series TT | 2023/03/06 08:10 | Rodrigo Hidalgo v Dennis Klein | W | 1-3 |
| Challenger Series TT | 2023/02/10 14:30 | Dennis Klein v Andrei Putuntica | W | 3-0 |
| Challenger Series TT | 2023/02/10 12:25 | Dennis Klein v Sourav Saha | W | 3-1 |
| Challenger Series TT | 2023/02/10 09:30 | Bohdan Sinkevych v Dennis Klein | W | 1-3 |
| Challenger Series TT | 2023/02/10 08:10 | Bastien Dupont v Dennis Klein | W | 0-3 |
| Challenger Series TT | 2023/02/09 18:10 | Andrei Putuntica v Dennis Klein | W | 2-3 |