| Challenger - Ochsenhausen | 2021/02/08 13:30 | Dauud Cheaib v Dennis Klein | L | 3-1 |
| Challenger - Ochsenhausen | 2021/01/28 08:10 | Dennis Klein v Dauud Cheaib | L | 1-3 |
| Challenger - Ochsenhausen | 2021/01/25 16:20 | Dauud Cheaib v Dennis Klein | L | 3-2 |
| 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 | 2021/02/16 08:40 | Eduardo Gonzales v Dennis Klein | W | 0-3 |
| Challenger - Ochsenhausen | 2021/02/15 18:20 | Josip Huzjak v Dennis Klein | W | 1-3 |
| Challenger - Ochsenhausen | 2021/02/22 12:50 | Felix Wetzel v Dauud Cheaib | W | 2-3 |
| Challenger - Ochsenhausen | 2021/02/22 10:50 | Dauud Cheaib v Florian Bluhm | W | 3-0 |
| Challenger - Ochsenhausen | 2021/02/22 08:50 | Dauud Cheaib v Josip Huzjak | W | 3-1 |
| Challenger - Ochsenhausen | 2021/02/12 12:30 | Alberto Mino v Dauud Cheaib | W | 1-3 |
| Challenger - Ochsenhausen | 2021/02/12 11:45 | Dauud Cheaib v Fedor Kuzmin | L | 2-3 |
| Challenger - Ochsenhausen | 2021/02/12 09:30 | Dauud Cheaib v Simon Berglund | W | 3-0 |
| Challenger - Ochsenhausen | 2021/02/12 07:30 | Dauud Cheaib v Alberto Mino | L | 2-3 |
| Challenger - Ochsenhausen | 2021/02/11 10:50 | Dauud Cheaib v Florian Bluhm | W | 3-1 |