| Challenger Ochsenhausen | 2021/04/09 10:30 | Miguel Chamorro v Dennis Klein | W | 1-3 |
| Challenger Ochsenhausen | 2021/03/22 15:00 | Miguel Chamorro v Dennis Klein | W | 0-3 |
| Challenger Ochsenhausen | 2021/02/26 07:30 | Dennis Klein v Miguel Chamorro | W | 3-1 |
| Challenger Ochsenhausen | 2021/04/13 09:00 | Dennis Klein v Josip Huzjak | W | 3-2 |
| Challenger Ochsenhausen | 2021/04/12 20:00 | Dennis Klein v Evgueni Chtchetinine | W | 3-2 |
| Challenger Ochsenhausen | 2021/04/12 15:20 | Dennis Klein v Dauud Cheaib | W | 3-0 |
| Challenger Ochsenhausen | 2021/04/12 12:30 | Dennis Klein v Marius Henninger | W | 3-0 |
| Challenger Ochsenhausen | 2021/04/12 09:10 | Florian Bluhm v Dennis Klein | W | 1-3 |
| Challenger Ochsenhausen | 2021/04/12 07:10 | Dennis Klein v Andrey Semenov | L | 1-3 |
| Challenger Ochsenhausen | 2021/04/09 13:30 | Jiri Martinko v Dennis Klein | L | 3-0 |
| Challenger Ochsenhausen | 2021/04/09 12:05 | Dauud Cheaib v Dennis Klein | W | 0-3 |
| Challenger Ochsenhausen | 2021/04/13 07:40 | Florian Bluhm v Miguel Chamorro | L | 3-2 |
| Challenger Ochsenhausen | 2021/04/12 19:20 | Miguel Chamorro v Andrey Semenov | L | 1-3 |
| 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 |