| Challenger Series TT | 2022/09/01 17:50 | Dennis Klein v Dillon Chambers | L | 3-0 |
| Challenger Ochsenhausen | 2022/05/26 11:50 | Dennis Klein v Dillon Chambers | L | 3-0 |
| Challenger Ochsenhausen | 2022/05/13 07:50 | Dennis Klein v Dillon Chambers | L | 3-1 |
| Challenger Ochsenhausen | 2022/03/24 17:30 | Dennis Klein v Dillon Chambers | L | 3-1 |
| Challenger Ochsenhausen | 2021/08/10 11:40 | Dennis Klein v Dillon Chambers | L | 3-0 |
| Challenger Ochsenhausen | 2021/06/09 07:50 | Dennis Klein v Dillon Chambers | L | 3-0 |
| Challenger Ochsenhausen | 2021/06/03 10:30 | Dennis Klein v Dillon Chambers | L | 3-0 |
| Challenger Ochsenhausen | 2021/05/25 14:40 | Dennis Klein v Dillon Chambers | L | 3-0 |
| Challenger Ochsenhausen | 2021/05/25 09:40 | Dillon Chambers v Dennis Klein | L | 0-3 |
| Challenger Ochsenhausen | 2021/04/08 12:30 | Dennis Klein v Dillon Chambers | L | 3-1 |
| Challenger Ochsenhausen | 2021/01/29 08:10 | Dennis Klein v Dillon Chambers | L | 3-2 |