| 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 |
| Challenger Ochsenhausen | 2021/04/19 12:30 | Evgueni Chtchetinine v Dauud Cheaib | W | 1-3 |
| Challenger Ochsenhausen | 2021/04/19 11:10 | Francisco Sanchi v Dauud Cheaib | W | 2-3 |
| Challenger Ochsenhausen | 2021/04/19 06:30 | Marius Henninger v Dauud Cheaib | L | 3-2 |
| Challenger Ochsenhausen | 2021/04/13 14:40 | Dauud Cheaib v Dennis Klein | W | 3-2 |
| Challenger Ochsenhausen | 2021/04/13 12:20 | Dauud Cheaib v Florian Bluhm | W | 3-0 |
| Challenger Ochsenhausen | 2021/04/13 10:20 | Dauud Cheaib v Evgueni Chtchetinine | W | 3-0 |
| Challenger Ochsenhausen | 2021/04/13 07:00 | Dauud Cheaib v Josip Huzjak | W | 3-1 |
| Challenger Ochsenhausen | 2021/04/12 18:00 | Dauud Cheaib v Marius Henninger | W | 3-0 |