Round: 1
| Challenger Ochsenhausen | 2021/03/23 10:00 | Evgueni Chtchetinine v Miguel Chamorro | W | 2-3 |
| Challenger Ochsenhausen | 2020/12/14 15:40 | Evgueni Chtchetinine v Miguel Chamorro | L | 3-0 |
| Challenger Ochsenhausen | 2020/11/25 11:30 | Miguel Chamorro v Evgueni Chtchetinine | W | 3-1 |
| Challenger Ochsenhausen | 2020/07/01 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 | 2021/04/07 11:50 | Miguel Chamorro v Carlos Muhlbach | L | 1-3 |
| Challenger Ochsenhausen | 2021/04/07 09:10 | Miguel Chamorro v Dauud Cheaib | L | 2-3 |
| Challenger Ochsenhausen | 2021/04/07 06:30 | Miguel Chamorro v Dillon Chambers | L | 1-3 |
| Challenger Ochsenhausen | 2021/03/23 10:00 | Evgueni Chtchetinine v Miguel Chamorro | W | 2-3 |
| Challenger Ochsenhausen | 2021/03/23 08:00 | Peter Hribar v Miguel Chamorro | L | 3-1 |
| Challenger Ochsenhausen | 2021/03/22 19:40 | Andrey Semenov v Miguel Chamorro | L | 3-1 |
| Challenger Ochsenhausen | 2021/03/22 17:40 | Miguel Chamorro v Florian Bluhm | L | 0-3 |
| Challenger Ochsenhausen | 2021/04/08 09:10 | Evgueni Chtchetinine v Dennis Klein | W | 3-1 |
| Challenger Ochsenhausen | 2021/04/08 06:30 | Evgueni Chtchetinine v Dimitrije Levajac | L | 2-3 |
| Challenger Ochsenhausen | 2021/04/07 11:10 | Evgueni Chtchetinine v Dillon Chambers | W | 3-0 |
| Challenger Ochsenhausen | 2021/04/07 08:30 | Jiri Martinko v Evgueni Chtchetinine | L | 3-0 |
| Challenger Ochsenhausen | 2021/03/23 15:00 | Florian Bluhm v Evgueni Chtchetinine | W | 0-3 |
| Challenger Ochsenhausen | 2021/03/23 14:15 | Evgueni Chtchetinine v Fedor Kuzmin | L | 2-3 |
| Challenger Ochsenhausen | 2021/03/23 12:40 | Evgueni Chtchetinine v Dennis Klein | L | 1-3 |
| Challenger Ochsenhausen | 2021/03/23 10:00 | Evgueni Chtchetinine v Miguel Chamorro | L | 2-3 |