| Challenger Ochsenhausen | 2021/02/23 10:00 | Dennis Klein v Evgueni Chtchetinine | W | 1-3 |
| Challenger Ochsenhausen | 2021/01/26 11:20 | Dennis Klein v Evgueni Chtchetinine | W | 1-3 |
| Challenger Ochsenhausen | 2021/03/23 10:00 | Evgueni Chtchetinine v Miguel Chamorro | L | 2-3 |
| Challenger Ochsenhausen | 2021/03/22 21:00 | Evgueni Chtchetinine v Francisco Sanchi | W | 3-0 |
| Challenger Ochsenhausen | 2021/03/22 16:20 | Evgueni Chtchetinine v Peter Hribar | W | 3-0 |
| Challenger Ochsenhausen | 2021/03/22 13:30 | Evgueni Chtchetinine v Fedor Kuzmin | W | 3-2 |
| Challenger Ochsenhausen | 2021/03/22 09:50 | Andrey Semenov v Evgueni Chtchetinine | W | 1-3 |
| Challenger Ochsenhausen | 2021/03/22 08:10 | Evgueni Chtchetinine v Florian Bluhm | W | 3-2 |
| Challenger Ochsenhausen | 2021/03/16 10:00 | Pekka Pelz v Evgueni Chtchetinine | W | 0-3 |
| Challenger Ochsenhausen | 2021/03/16 08:00 | Sven Happek v Evgueni Chtchetinine | L | 3-0 |
| Challenger Ochsenhausen | 2021/03/23 08:40 | Andrey Semenov v Dennis Klein | W | 1-3 |
| Challenger Ochsenhausen | 2021/03/22 20:20 | Dennis Klein v Florian Bluhm | W | 3-2 |
| Challenger Ochsenhausen | 2021/03/22 17:00 | Dennis Klein v Fedor Kuzmin | W | 3-2 |
| Challenger Ochsenhausen | 2021/03/22 15:00 | Miguel Chamorro v Dennis Klein | W | 0-3 |
| Challenger Ochsenhausen | 2021/03/22 11:30 | Francisco Sanchi v Dennis Klein | L | 3-0 |
| Challenger Ochsenhausen | 2021/03/22 08:50 | Peter Hribar v Dennis Klein | W | 2-3 |
| Challenger Ochsenhausen | 2021/02/26 14:30 | Dennis Klein v Dauud Cheaib | L | 0-3 |
| Challenger Ochsenhausen | 2021/02/26 12:25 | Jiri Martinko v Dennis Klein | W | 2-3 |