| Challenger Ochsenhausen | 2021/06/04 13:30 | Dauud Cheaib v Dennis Klein | W | 0-3 |
| Challenger Ochsenhausen | 2021/06/04 07:10 | Dennis Klein v Dauud Cheaib | L | 2-3 |
| Challenger Ochsenhausen | 2021/06/01 12:35 | Dennis Klein v Dauud Cheaib | L | 2-3 |
| Challenger Ochsenhausen | 2021/05/31 18:00 | Dennis Klein v Dauud Cheaib | W | 3-1 |
| Challenger Ochsenhausen | 2021/04/20 13:15 | Dennis Klein v Dauud Cheaib | W | 3-2 |
| Challenger Ochsenhausen | 2021/04/19 18:00 | Dennis Klein v Dauud Cheaib | W | 3-0 |
| Challenger Ochsenhausen | 2021/04/13 14:40 | Dauud Cheaib v Dennis Klein | L | 3-2 |
| Challenger Ochsenhausen | 2021/04/12 15:20 | Dennis Klein v Dauud Cheaib | W | 3-0 |
| Challenger Ochsenhausen | 2021/06/11 13:30 | Carlos Muhlbach v Dennis Klein | L | 3-2 |
| Challenger Ochsenhausen | 2021/06/11 12:05 | Dennis Klein v Miguel Chamorro | W | 3-0 |
| Challenger Ochsenhausen | 2021/06/11 09:10 | Dennis Klein v Miguel Chamorro | W | 3-0 |
| Challenger Ochsenhausen | 2021/06/11 06:30 | Dennis Klein v Andrey Semenov | L | 1-3 |
| Challenger Ochsenhausen | 2021/06/10 09:50 | Dennis Klein v Lars Brinkhaus | W | 3-0 |
| Challenger Ochsenhausen | 2021/06/10 07:10 | Michael Engelhardt v Dennis Klein | W | 0-3 |
| Challenger Ochsenhausen | 2021/06/09 11:50 | Johannes Schnabel v Dennis Klein | W | 0-3 |
| Challenger Ochsenhausen | 2021/06/09 09:50 | Dennis Klein v Carlos Muhlbach | W | 3-2 |
| Challenger Ochsenhausen | 2021/06/18 13:30 | Dauud Cheaib v Fedor Kuzmin | W | 3-2 |
| Challenger Ochsenhausen | 2021/06/18 11:25 | Dauud Cheaib v Sven Happek | W | 3-1 |
| Challenger Ochsenhausen | 2021/06/18 10:30 | Henning Zeptner v Dauud Cheaib | W | 0-3 |
| Challenger Ochsenhausen | 2021/06/17 12:30 | Dauud Cheaib v Christopher Ligocki | W | 3-0 |
| Challenger Ochsenhausen | 2021/06/17 11:10 | Fedor Kuzmin v Dauud Cheaib | W | 2-3 |
| Challenger Ochsenhausen | 2021/06/17 09:10 | Harmeet Desai v Dauud Cheaib | W | 1-3 |
| Challenger Ochsenhausen | 2021/06/16 13:10 | Miguel Chamorro v Dauud Cheaib | W | 0-3 |
| Challenger Ochsenhausen | 2021/06/16 09:50 | Samuel Amann v Dauud Cheaib | W | 0-3 |