| Challenger Ochsenhausen | 2021/01/26 11:20 | Dennis Klein v Evgueni Chtchetinine | L | 1-3 |
| Challenger Ochsenhausen | 2021/02/22 21:00 | Dennis Klein v Jiri Martinko | L | 1-3 |
| Challenger Ochsenhausen | 2021/02/22 16:20 | Dennis Klein v Dauud Cheaib | L | 0-3 |
| Challenger Ochsenhausen | 2021/02/22 13:30 | Dennis Klein v Liang Qiu | L | 1-3 |
| Challenger Ochsenhausen | 2021/02/22 10:10 | Felix Wetzel v Dennis Klein | W | 1-3 |
| Challenger Ochsenhausen | 2021/02/22 08:10 | Dennis Klein v Florian Bluhm | W | 3-2 |
| Challenger Ochsenhausen | 2021/02/16 13:40 | Dennis Klein v Eduardo Gonzales | W | 3-2 |
| Challenger Series TT | 2021/02/16 12:15 | Dennis Klein v Francisco Sanchi | L | 1-3 |
| Challenger Ochsenhausen | 2021/02/16 09:20 | Francisco Sanchi v Dennis Klein | L | 3-2 |
| Challenger Ochsenhausen | 2021/02/23 08:00 | Dauud Cheaib v Evgueni Chtchetinine | L | 3-0 |
| Challenger Ochsenhausen | 2021/02/22 19:40 | Felix Wetzel v Evgueni Chtchetinine | W | 0-3 |
| Challenger Ochsenhausen | 2021/02/22 17:40 | Evgueni Chtchetinine v Florian Bluhm | W | 3-0 |
| Challenger Ochsenhausen | 2021/02/22 15:00 | Evgueni Chtchetinine v Josip Huzjak | W | 3-1 |
| Challenger Ochsenhausen | 2021/02/22 12:10 | Evgueni Chtchetinine v Liang Qiu | L | 1-3 |
| Challenger Ochsenhausen | 2021/02/22 09:30 | Jiri Martinko v Evgueni Chtchetinine | L | 3-2 |
| Challenger Ochsenhausen | 2021/02/11 11:30 | Evgueni Chtchetinine v Alberto Mino | L | 0-3 |
| Challenger Ochsenhausen | 2021/02/11 08:10 | Evgueni Chtchetinine v Dauud Cheaib | L | 0-3 |