Estadio: Ochsenhausen, Germany
| Challenger Series TT | 2023/11/14 14:30 | Dennis Klein v Dauud Cheaib | L | 3-0 |
| Challenger Series TT | 2023/11/13 18:50 | Dennis Klein v Dauud Cheaib | W | 0-3 |
| Challenger Series TT | 2023/10/17 11:25 | Dauud Cheaib v Dennis Klein | L | 2-3 |
| Challenger Series TT | 2023/10/16 09:10 | Dennis Klein v Dauud Cheaib | W | 2-3 |
| Challenger Series TT | 2023/09/08 12:50 | Dennis Klein v Dauud Cheaib | L | 3-0 |
| Challenger Series TT | 2023/09/07 16:30 | Dennis Klein v Dauud Cheaib | L | 3-1 |
| Challenger Series TT | 2023/07/06 07:50 | Dennis Klein v Dauud Cheaib | L | 3-1 |
| Challenger Series TT | 2023/06/23 13:30 | Dennis Klein v Dauud Cheaib | L | 3-0 |
| Challenger Series TT | 2023/06/23 07:50 | Dennis Klein v Dauud Cheaib | L | 3-0 |
| Challenger Series TT | 2023/04/04 07:10 | Dennis Klein v Dauud Cheaib | L | 3-0 |
| Challenger Series TT | 2023/03/28 12:50 | Dennis Klein v Dauud Cheaib | L | 3-1 |
| Challenger Series TT | 2023/03/28 08:30 | Dennis Klein v Dauud Cheaib | L | 3-1 |
| Challenger Series TT | 2023/03/07 14:30 | Dennis Klein v Dauud Cheaib | L | 3-2 |
| Challenger Series TT | 2023/03/06 16:50 | Dauud Cheaib v Dennis Klein | L | 0-3 |
| 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 de Ochsenhausen | 2021/12/14 10:00 | Dennis Klein v Dauud Cheaib | W | 1-3 |
| Challenger de Ochsenhausen | 2021/12/03 14:30 | Dennis Klein v Dauud Cheaib | L | 3-0 |
| Challenger de Ochsenhausen | 2021/12/02 10:50 | Dennis Klein v Dauud Cheaib | L | 3-0 |
| Challenger de Ochsenhausen | 2021/11/16 14:15 | Dauud Cheaib v Dennis Klein | W | 3-0 |
| Challenger de Ochsenhausen | 2021/11/15 09:30 | Dauud Cheaib v Dennis Klein | W | 3-1 |
| Challenger de Ochsenhausen | 2021/08/30 18:40 | Dennis Klein v Dauud Cheaib | L | 3-0 |
| Challenger de Ochsenhausen | 2021/08/10 14:40 | Dennis Klein v Dauud Cheaib | L | 3-2 |
| Challenger de Ochsenhausen | 2021/08/09 07:10 | Dennis Klein v Dauud Cheaib | L | 3-2 |
| Challenger de Ochsenhausen | 2021/07/30 11:25 | Dennis Klein v Dauud Cheaib | L | 3-1 |
| Challenger de Ochsenhausen | 2021/07/28 09:50 | Dennis Klein v Dauud Cheaib | L | 3-1 |
| Challenger de Ochsenhausen | 2021/07/27 13:15 | Dennis Klein v Dauud Cheaib | L | 3-2 |
| Challenger de Ochsenhausen | 2021/07/26 12:30 | Dauud Cheaib v Dennis Klein | L | 1-3 |
| Challenger de Ochsenhausen | 2021/07/14 12:30 | Dauud Cheaib v Dennis Klein | L | 0-3 |