| Challenger Ochsenhausen | 2021/08/10 11:00 | Daniel Rinderer v Dauud Cheaib | L | 0-3 |
| Challenger Ochsenhausen | 2021/08/10 07:40 | Daniel Rinderer v Dillon Chambers | W | 3-0 |
| Challenger Ochsenhausen | 2021/08/09 18:40 | Daniel Rinderer v Fedor Kuzmin | L | 1-3 |
| Challenger Ochsenhausen | 2021/08/09 17:20 | Daniel Rinderer v Andrey Semenov | L | 1-3 |
| Challenger Ochsenhausen | 2021/08/09 11:50 | Daniel Rinderer v Michael Servaty | W | 3-2 |
| 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 | 2021/08/17 11:00 | Liang Qiu v Christian Tomsic | W | 3-0 |
| Challenger Ochsenhausen | 2021/08/17 07:40 | Liang Qiu v Amirreza Abbasi | L | 0-3 |
| Challenger Ochsenhausen | 2021/08/16 18:40 | Liang Qiu v Dillon Chambers | W | 3-1 |
| Challenger Ochsenhausen | 2021/08/16 17:20 | Liang Qiu v Josip Huzjak | W | 3-1 |
| Challenger Ochsenhausen | 2021/08/16 11:50 | Liang Qiu v Dauud Cheaib | L | 0-3 |
| Challenger Ochsenhausen | 2021/08/16 09:10 | Liang Qiu v Fedor Kuzmin | L | 0-3 |
| Challenger Ochsenhausen | 2021/08/16 06:30 | Liang Qiu v Florian Bluhm | W | 3-1 |
| Challenger Ochsenhausen | 2021/07/13 11:40 | Liang Qiu v Andrei Putuntica | W | 3-2 |