| Challenger Ochsenhausen | 2021/04/19 15:20 | Evgueni Chtchetinine v Dennis Klein | W | 2-3 |
| Challenger Ochsenhausen | 2021/04/13 13:00 | Dennis Klein v Evgueni Chtchetinine | W | 3-1 |
| Challenger Ochsenhausen | 2021/04/12 20:00 | Dennis Klein v Evgueni Chtchetinine | W | 3-2 |
| Challenger Ochsenhausen | 2021/04/08 09:10 | Evgueni Chtchetinine v Dennis Klein | L | 3-1 |
| Challenger Ochsenhausen | 2021/03/23 12:40 | Evgueni Chtchetinine v Dennis Klein | W | 1-3 |
| Challenger Ochsenhausen | 2021/02/23 10:00 | Dennis Klein v Evgueni Chtchetinine | L | 1-3 |
| Challenger Ochsenhausen | 2021/01/26 11:20 | Dennis Klein v Evgueni Chtchetinine | L | 1-3 |
| Challenger Ochsenhausen | 2021/06/04 07:10 | Dennis Klein v Dauud Cheaib | L | 2-3 |
| Challenger Ochsenhausen | 2021/06/03 10:30 | Dennis Klein v Dillon Chambers | W | 3-0 |
| Challenger Ochsenhausen | 2021/06/03 07:10 | Dennis Klein v Peter Hribar | L | 0-3 |
| Challenger Ochsenhausen | 2021/06/02 12:30 | Dennis Klein v Samuel Amann | W | 3-0 |
| Challenger Ochsenhausen | 2021/06/02 09:10 | Christopher Ligocki v Dennis Klein | W | 0-3 |
| Challenger Ochsenhausen | 2021/06/02 07:10 | Dennis Klein v Fedor Kuzmin | W | 3-0 |
| Challenger Ochsenhausen | 2021/06/01 14:00 | Dennis Klein v Fedor Kuzmin | L | 0-3 |
| Challenger Ochsenhausen | 2021/06/01 12:35 | Dennis Klein v Dauud Cheaib | L | 2-3 |
| Challenger Ochsenhausen | 2021/06/04 07:50 | Christopher Ligocki v Evgueni Chtchetinine | W | 0-3 |
| Challenger Ochsenhausen | 2021/06/03 11:10 | Evgueni Chtchetinine v Fedor Kuzmin | L | 0-3 |
| Challenger Ochsenhausen | 2021/06/03 07:50 | Evgueni Chtchetinine v Samuel Amann | W | 3-0 |
| Challenger Ochsenhausen | 2021/06/03 06:30 | Dauud Cheaib v Evgueni Chtchetinine | L | 3-0 |
| Challenger Ochsenhausen | 2021/06/02 10:30 | Dillon Chambers v Evgueni Chtchetinine | W | 1-3 |
| Challenger Ochsenhausen | 2021/06/02 07:50 | Peter Hribar v Evgueni Chtchetinine | W | 2-3 |
| Challenger Ochsenhausen | 2021/05/18 14:00 | Evgueni Chtchetinine v Peter Hribar | W | 3-1 |
| Challenger Ochsenhausen | 2021/05/18 12:35 | Carlos Muhlbach v Evgueni Chtchetinine | L | 3-0 |