| Challenger Ochsenhausen | 2021/08/09 09:10 | Daniel Rinderer v Dennis Klein | L | 0-3 |
| Challenger Ochsenhausen | 2021/08/09 06:30 | Daniel Rinderer v Florian Bluhm | L | 1-3 |
| Challenger Ochsenhausen | 2021/06/01 11:40 | Valerij Rakov v Daniel Rinderer | W | 0-3 |
| Challenger Ochsenhausen | 2021/06/01 07:40 | Josip Huzjak v Daniel Rinderer | W | 2-3 |
| Challenger Ochsenhausen | 2021/05/31 19:20 | Daniel Rinderer v Fedor Kuzmin | L | 0-3 |
| Challenger Ochsenhausen | 2021/05/31 16:00 | Daniel Rinderer v Dauud Cheaib | L | 1-3 |
| Challenger Ochsenhausen | 2021/05/31 14:00 | Ahmed El-Mahdy v Daniel Rinderer | W | 0-3 |
| Challenger Ochsenhausen | 2021/05/31 10:30 | Harmeet Desai v Daniel Rinderer | L | 3-0 |
| Challenger Ochsenhausen | 2021/08/09 09:50 | Michael Servaty v Dauud Cheaib | L | 0-3 |
| Challenger Ochsenhausen | 2021/08/09 07:50 | Michael Servaty v Dillon Chambers | L | 2-3 |
| Challenger Ochsenhausen | 2021/01/12 14:15 | Jiri Martinko v Michael Servaty | L | 3-2 |
| Challenger Ochsenhausen | 2021/01/12 12:00 | Felix Wetzel v Michael Servaty | W | 2-3 |
| Challenger Ochsenhausen | 2021/01/12 10:40 | Michael Servaty v Florian Bluhm | W | 3-2 |
| Challenger Ochsenhausen | 2021/01/11 20:20 | Jiri Martinko v Michael Servaty | L | 3-0 |
| Challenger Ochsenhausen | 2021/01/11 17:40 | Dauud Cheaib v Michael Servaty | L | 3-0 |
| Challenger Ochsenhausen | 2021/01/11 15:40 | Dillon Chambers v Michael Servaty | W | 2-3 |