| Challenger Ochsenhausen | 2021/04/20 07:00 | Dennis Klein v Francisco Sanchi | L | 3-1 |
| Challenger Ochsenhausen | 2021/03/22 11:30 | Francisco Sanchi v Dennis Klein | W | 3-0 |
| Challenger Ochsenhausen | 2021/02/26 10:10 | Dennis Klein v Francisco Sanchi | L | 3-2 |
| Challenger Series TT | 2021/02/16 12:15 | Dennis Klein v Francisco Sanchi | W | 1-3 |
| Challenger Ochsenhausen | 2021/02/16 09:20 | Francisco Sanchi v Dennis Klein | W | 3-2 |
| Challenger Ochsenhausen | 2021/01/28 11:30 | Dennis Klein v Francisco Sanchi | L | 3-0 |
| Challenger Ochsenhausen | 2021/01/25 08:50 | Dennis Klein v Francisco Sanchi | L | 3-0 |
| Challenger Ochsenhausen | 2021/04/20 12:35 | Jiri Martinko v Francisco Sanchi | W | 0-3 |
| Challenger Ochsenhausen | 2021/04/20 09:00 | Evgueni Chtchetinine v Francisco Sanchi | W | 2-3 |
| Challenger Ochsenhausen | 2021/04/20 07:00 | Dennis Klein v Francisco Sanchi | L | 3-1 |
| Challenger Ochsenhausen | 2021/04/19 18:40 | Marius Henninger v Francisco Sanchi | W | 0-3 |
| Challenger Ochsenhausen | 2021/04/19 16:40 | Francisco Sanchi v Josip Huzjak | L | 1-3 |
| Challenger Ochsenhausen | 2021/04/19 14:00 | Francisco Sanchi v Daniel Rinderer | W | 3-1 |
| Challenger Ochsenhausen | 2021/04/19 11:10 | Francisco Sanchi v Dauud Cheaib | L | 2-3 |
| Challenger Ochsenhausen | 2021/04/19 08:30 | Jiri Martinko v Francisco Sanchi | L | 3-1 |
| Challenger Ochsenhausen | 2021/04/20 13:15 | Dennis Klein v Dauud Cheaib | W | 3-2 |
| Challenger Ochsenhausen | 2021/04/20 10:20 | Dennis Klein v Jiri Martinko | L | 1-3 |
| Challenger Ochsenhausen | 2021/04/20 07:00 | Dennis Klein v Francisco Sanchi | W | 3-1 |
| Challenger Ochsenhausen | 2021/04/19 18:00 | Dennis Klein v Dauud Cheaib | W | 3-0 |
| Challenger Ochsenhausen | 2021/04/19 15:20 | Evgueni Chtchetinine v Dennis Klein | W | 2-3 |
| Challenger Ochsenhausen | 2021/04/19 11:50 | Marius Henninger v Dennis Klein | W | 1-3 |
| Challenger Ochsenhausen | 2021/04/19 09:50 | Dennis Klein v Josip Huzjak | W | 3-0 |
| Challenger Ochsenhausen | 2021/04/19 07:50 | Dennis Klein v Daniel Rinderer | W | 3-1 |