| Challenger Ochsenhausen | 2021/04/12 16:40 | Josip Huzjak v Andrey Semenov | L | 2-3 |
| Challenger Ochsenhausen | 2021/06/14 11:10 | Josip Huzjak v Florian Bluhm | L | 2-3 |
| Challenger Ochsenhausen | 2021/06/14 08:30 | Dauud Cheaib v Josip Huzjak | L | 3-0 |
| Challenger Ochsenhausen | 2021/06/01 11:00 | Josip Huzjak v Fedor Kuzmin | L | 1-3 |
| Challenger Ochsenhausen | 2021/06/01 07:40 | Josip Huzjak v Daniel Rinderer | L | 2-3 |
| Challenger Ochsenhausen | 2021/05/31 18:40 | Josip Huzjak v Ahmed El-Mahdy | W | 3-2 |
| Challenger Ochsenhausen | 2021/05/31 17:20 | Josip Huzjak v Harmeet Desai | L | 1-3 |
| Challenger Ochsenhausen | 2021/05/31 11:50 | Josip Huzjak v Dennis Klein | L | 0-3 |
| Challenger Ochsenhausen | 2021/05/31 09:10 | Josip Huzjak v Valerij Rakov | W | 3-0 |
| Challenger Ochsenhausen | 2021/06/14 10:30 | Dauud Cheaib v Andrey Semenov | W | 2-3 |
| Challenger Ochsenhausen | 2021/06/14 07:50 | Michael Engelhardt v Andrey Semenov | W | 0-3 |
| Challenger Ochsenhausen | 2021/06/11 12:50 | Andrey Semenov v Miguel Chamorro | W | 3-0 |
| Challenger Ochsenhausen | 2021/06/11 11:25 | Carlos Muhlbach v Andrey Semenov | L | 3-0 |
| Challenger Ochsenhausen | 2021/06/11 08:30 | Andrey Semenov v Lars Brinkhaus | W | 3-0 |
| Challenger Ochsenhausen | 2021/06/11 06:30 | Dennis Klein v Andrey Semenov | W | 1-3 |
| Challenger Ochsenhausen | 2021/06/10 10:30 | Michael Engelhardt v Andrey Semenov | L | 3-2 |
| Challenger Ochsenhausen | 2021/06/10 08:30 | Johannes Schnabel v Andrey Semenov | W | 1-3 |