| Challenger Ochsenhausen | 2022/05/26 06:30 | Dennis Klein v Kenan Hrnic | L | 3-0 |
| Challenger Ochsenhausen | 2021/12/13 10:10 | Kenan Hrnic v Dennis Klein | L | 1-3 |
| Challenger Ochsenhausen | 2022/07/28 19:10 | Mohammadali Rouintanesfahani v Kenan Hrnic | L | 3-0 |
| Challenger Ochsenhausen | 2022/07/28 16:30 | Kirill Fadeev v Kenan Hrnic | L | 3-0 |
| Challenger Ochsenhausen | 2022/07/28 13:50 | Kenan Hrnic v Michael Engelhardt | W | 3-1 |
| Challenger Ochsenhausen | 2022/07/28 10:30 | Kenan Hrnic v Damian Zech | L | 2-3 |
| Challenger Ochsenhausen | 2022/07/28 08:30 | Kenan Hrnic v Elia Schmid | L | 2-3 |
| Challenger Series TT | 2022/07/26 09:50 | Kenan Hrnic v Mohammadali Rouintanesfahani | L | 0-3 |
| Challenger Series TT | 2022/07/26 07:50 | Kenan Hrnic v Dauud Cheaib | L | 0-3 |
| Challenger Series TT | 2022/07/25 19:10 | Kenan Hrnic v Sven Happek | L | 0-3 |
| Challenger Ochsenhausen | 2022/07/28 17:10 | Liang Qiu v Dennis Klein | W | 0-3 |
| Challenger Series TT | 2022/07/28 15:10 | Damian Zech v Dennis Klein | W | 0-3 |
| Challenger Ochsenhausen | 2022/07/28 12:30 | Mohammadali Rouintanesfahani v Dennis Klein | W | 1-3 |
| Challenger Ochsenhausen | 2022/07/28 11:10 | Elia Schmid v Dennis Klein | L | 3-2 |
| Challenger Ochsenhausen | 2022/07/28 06:30 | Evgeny Fadeev v Dennis Klein | W | 0-3 |
| Challenger Ochsenhausen | 2022/07/28 06:30 | Kirill Fadeev v Dennis Klein | W | 0-3 |
| Challenger Series TT | 2022/07/12 13:30 | Dennis Klein v Amir Hossein Hodaei | L | 1-3 |
| Challenger Series TT | 2022/07/12 11:25 | Dennis Klein v Kirill Fadeev | W | 3-0 |