| Challenger Ochsenhausen | 2021/06/04 13:30 | Dauud Cheaib v Dennis Klein | L | 0-3 |
| Challenger Ochsenhausen | 2021/06/04 07:10 | Dennis Klein v Dauud Cheaib | W | 2-3 |
| Challenger Ochsenhausen | 2021/06/01 12:35 | Dennis Klein v Dauud Cheaib | W | 2-3 |
| Challenger Ochsenhausen | 2021/05/31 18:00 | Dennis Klein v Dauud Cheaib | L | 3-1 |
| Challenger Ochsenhausen | 2021/04/20 13:15 | Dennis Klein v Dauud Cheaib | L | 3-2 |
| Challenger Ochsenhausen | 2021/04/19 18:00 | Dennis Klein v Dauud Cheaib | L | 3-0 |
| Challenger Ochsenhausen | 2021/04/13 14:40 | Dauud Cheaib v Dennis Klein | W | 3-2 |
| Challenger Ochsenhausen | 2021/04/12 15:20 | Dennis Klein v Dauud Cheaib | L | 3-0 |
| Challenger Ochsenhausen | 2021/06/28 15:20 | Christopher Ligocki v Dauud Cheaib | W | 0-3 |
| Challenger Ochsenhausen | 2021/06/28 11:50 | Liang Qiu v Dauud Cheaib | W | 0-3 |
| Challenger Ochsenhausen | 2021/06/28 09:50 | Dauud Cheaib v Henning Zeptner | W | 3-1 |
| Challenger Ochsenhausen | 2021/06/28 07:50 | Dauud Cheaib v Josip Huzjak | W | 3-0 |
| 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 | 2021/06/28 16:00 | Josip Huzjak v Dennis Klein | W | 1-3 |
| Challenger Ochsenhausen | 2021/06/28 12:30 | Christopher Ligocki v Dennis Klein | W | 1-3 |
| Challenger Ochsenhausen | 2021/06/28 11:10 | Andrey Semenov v Dennis Klein | W | 1-3 |
| Challenger Ochsenhausen | 2021/06/28 06:30 | Liang Qiu v Dennis Klein | W | 2-3 |
| 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 |