| Challenger - Séries - TT | 2022/06/16 06:30 | Michael Engelhardt v Dennis Klein | W | 1-3 |
| Challenger Ochsenhausen | 2021/07/28 11:50 | Michael Engelhardt v Dennis Klein | W | 0-3 |
| Challenger Ochsenhausen | 2021/07/26 18:00 | Michael Engelhardt v Dennis Klein | W | 0-3 |
| Challenger Ochsenhausen | 2021/06/10 07:10 | Michael Engelhardt v Dennis Klein | W | 0-3 |
| Challenger Ochsenhausen | 2021/05/10 11:50 | Dennis Klein v Michael Engelhardt | W | 3-2 |
| Challenger Ochsenhausen | 2022/06/23 09:10 | Dennis Klein v Daniel Rinderer | L | 0-3 |
| Challenger Ochsenhausen | 2022/06/23 06:30 | Dennis Klein v Sven Happek | W | 3-0 |
| Challenger Ochsenhausen | 2022/06/21 13:30 | Dennis Klein v Kirill Fadeev | W | 3-1 |
| Challenger Ochsenhausen | 2022/06/21 11:25 | Dennis Klein v Simon Berglund | W | 3-1 |
| Challenger Ochsenhausen | 2022/06/21 10:30 | Florian Bluhm v Dennis Klein | W | 1-3 |
| Challenger Ochsenhausen | 2022/06/21 06:30 | Felix Wetzel v Dennis Klein | W | 0-3 |
| Challenger Ochsenhausen | 2022/06/20 18:30 | Dennis Klein v Kirill Fadeev | W | 3-2 |
| Challenger Ochsenhausen | 2022/06/20 15:10 | Dennis Klein v Sven Happek | W | 3-1 |
| Challenger - Séries - TT | 2022/06/17 06:30 | Michael Engelhardt v Simon Berglund | L | 0-3 |
| Challenger - Séries - TT | 2022/06/16 17:50 | Michael Engelhardt v Schmid, Elia | W | 3-1 |
| Challenger - Séries - TT | 2022/06/16 16:30 | Michael Engelhardt v Amirreza Abbasi | L | 0-3 |
| Challenger - Séries - TT | 2022/06/16 11:50 | Michael Engelhardt v Sudhanshu Grover | L | 1-3 |
| Challenger - Séries - TT | 2022/06/16 09:10 | Michael Engelhardt v Kirill Fadeev | L | 0-3 |
| Challenger - Séries - TT | 2022/06/16 06:30 | Michael Engelhardt v Dennis Klein | L | 1-3 |
| Challenger - Séries - TT | 2022/06/14 09:10 | Michael Engelhardt v Eusebio Vos | L | 2-3 |
| Challenger - Séries - TT | 2022/06/14 07:10 | Michael Engelhardt v Dauud Cheaib | L | 0-3 |