| Challenger Ochsenhausen | 2021/08/09 09:10 | Daniel Rinderer v Dennis Klein | W | 0-3 |
| Challenger Ochsenhausen | 2021/05/31 07:50 | Dennis Klein v Daniel Rinderer | W | 3-1 |
| Challenger Ochsenhausen | 2021/05/25 12:35 | Dennis Klein v Daniel Rinderer | W | 3-1 |
| Challenger Ochsenhausen | 2021/05/24 06:30 | Daniel Rinderer v Dennis Klein | W | 2-3 |
| Challenger Ochsenhausen | 2021/04/19 07:50 | Dennis Klein v Daniel Rinderer | W | 3-1 |
| Challenger Ochsenhausen | 2021/12/14 15:00 | Florian Bluhm v Dennis Klein | W | 0-3 |
| Challenger Ochsenhausen | 2021/12/14 14:15 | Maciej Kubik v Dennis Klein | L | 3-0 |
| Challenger Ochsenhausen | 2021/12/14 12:40 | Dennis Klein v Christopher Ligocki | W | 3-0 |
| Challenger Ochsenhausen | 2021/12/14 10:00 | Dennis Klein v Dauud Cheaib | L | 1-3 |
| Challenger Ochsenhausen | 2021/12/13 21:00 | Dennis Klein v Sven Happek | W | 3-0 |
| Challenger Ochsenhausen | 2021/12/13 16:20 | Dennis Klein v Maciej Kubik | L | 1-3 |
| Challenger Ochsenhausen | 2021/12/13 13:30 | Dennis Klein v Florian Bluhm | W | 3-0 |
| Challenger Ochsenhausen | 2021/12/13 10:10 | Kenan Hrnic v Dennis Klein | W | 1-3 |
| Challenger Ochsenhausen | 2021/08/24 11:00 | Daniel Rinderer v Dauud Cheaib | L | 2-3 |
| Challenger Ochsenhausen | 2021/08/24 07:40 | Daniel Rinderer v Amirreza Abbasi | L | 2-3 |
| Challenger Ochsenhausen | 2021/08/23 18:40 | Daniel Rinderer v Paul Lavergne | L | 2-3 |
| Challenger Ochsenhausen | 2021/08/23 17:20 | Daniel Rinderer v Evgueni Chtchetinine | L | 1-3 |
| Challenger Ochsenhausen | 2021/08/23 11:50 | Daniel Rinderer v Elia Schmid | L | 1-3 |
| Challenger Ochsenhausen | 2021/08/23 09:10 | Daniel Rinderer v Josip Huzjak | L | 1-3 |
| Challenger Ochsenhausen | 2021/08/23 06:30 | Daniel Rinderer v Liang Qiu | L | 0-3 |
| Challenger Ochsenhausen | 2021/08/10 11:00 | Daniel Rinderer v Dauud Cheaib | L | 0-3 |