| Challenger Ochsenhausen | 2021/03/22 19:40 | Andrey Semenov v Miguel Chamorro | L | 3-1 |
| Challenger Ochsenhausen | 2021/03/08 12:50 | Miguel Chamorro v Andrey Semenov | W | 3-1 |
| Challenger Ochsenhausen | 2021/04/12 16:00 | Miguel Chamorro v Marius Henninger | W | 3-1 |
| Challenger Ochsenhausen | 2021/04/12 14:00 | Josip Huzjak v Miguel Chamorro | L | 3-1 |
| Challenger Ochsenhausen | 2021/04/12 10:30 | Evgueni Chtchetinine v Miguel Chamorro | L | 3-1 |
| Challenger Ochsenhausen | 2021/04/12 07:50 | Dauud Cheaib v Miguel Chamorro | L | 3-1 |
| Challenger Ochsenhausen | 2021/04/09 10:30 | Miguel Chamorro v Dennis Klein | L | 1-3 |
| Challenger Ochsenhausen | 2021/04/09 07:50 | Miguel Chamorro v Dimitrije Levajac | L | 1-3 |
| Challenger Ochsenhausen | 2021/04/08 11:50 | Miguel Chamorro v Evgueni Chtchetinine | L | 0-3 |
| Challenger Ochsenhausen | 2021/04/08 08:30 | Miguel Chamorro v Jiri Martinko | L | 0-3 |
| Challenger Ochsenhausen | 2021/04/12 16:40 | Josip Huzjak v Andrey Semenov | W | 2-3 |
| Challenger Ochsenhausen | 2021/04/12 14:40 | Evgueni Chtchetinine v Andrey Semenov | W | 2-3 |
| Challenger Ochsenhausen | 2021/04/12 09:50 | Dauud Cheaib v Andrey Semenov | L | 3-0 |
| Challenger Ochsenhausen | 2021/04/12 07:10 | Dennis Klein v Andrey Semenov | W | 1-3 |
| Challenger Ochsenhausen | 2021/03/23 12:00 | Andrey Semenov v Florian Bluhm | L | 0-3 |
| Challenger Ochsenhausen | 2021/03/23 08:40 | Andrey Semenov v Dennis Klein | L | 1-3 |
| Challenger Ochsenhausen | 2021/03/22 19:40 | Andrey Semenov v Miguel Chamorro | W | 3-1 |
| Challenger Ochsenhausen | 2021/03/22 18:20 | Andrey Semenov v Francisco Sanchi | W | 3-2 |