| Challenger Ochsenhausen | 2021/04/20 09:00 | Evgueni Chtchetinine v Francisco Sanchi | L | 2-3 |
| Challenger Ochsenhausen | 2021/04/19 20:00 | Evgueni Chtchetinine v Jiri Martinko | L | 1-3 |
| Challenger Ochsenhausen | 2021/04/19 15:20 | Evgueni Chtchetinine v Dennis Klein | L | 2-3 |
| Challenger Ochsenhausen | 2021/04/19 12:30 | Evgueni Chtchetinine v Dauud Cheaib | L | 1-3 |
| Challenger Ochsenhausen | 2021/04/19 09:10 | Marius Henninger v Evgueni Chtchetinine | W | 1-3 |
| Challenger Ochsenhausen | 2021/04/19 07:10 | Evgueni Chtchetinine v Josip Huzjak | L | 1-3 |
| Challenger Ochsenhausen | 2021/04/13 14:00 | Florian Bluhm v Evgueni Chtchetinine | L | 3-0 |
| Challenger Ochsenhausen | 2021/04/13 13:00 | Dennis Klein v Evgueni Chtchetinine | L | 3-1 |
| Challenger Ochsenhausen | 2021/04/20 07:40 | Marius Henninger v Daniel Rinderer | W | 2-3 |
| Challenger Ochsenhausen | 2021/04/19 19:20 | Daniel Rinderer v Josip Huzjak | W | 3-2 |
| Challenger Ochsenhausen | 2021/04/19 16:00 | Daniel Rinderer v Dauud Cheaib | L | 0-3 |
| Challenger Ochsenhausen | 2021/04/19 14:00 | Francisco Sanchi v Daniel Rinderer | L | 3-1 |
| Challenger Ochsenhausen | 2021/04/19 10:30 | Jiri Martinko v Daniel Rinderer | L | 3-1 |
| Challenger Ochsenhausen | 2021/04/19 07:50 | Dennis Klein v Daniel Rinderer | L | 3-1 |
| Dusseldorf Masters | 2020/08/14 17:20 | Cedric Meissner v Daniel Rinderer | L | 4-3 |