| Challenger Series TT | 2022/07/29 07:10 | Kenan Hrnic v Dennis Klein | W | 0-3 |
| Challenger Ochsenhausen | 2022/05/26 06:30 | Dennis Klein v Kenan Hrnic | W | 3-0 |
| Challenger Ochsenhausen | 2021/12/13 10:10 | Kenan Hrnic v Dennis Klein | W | 1-3 |
| Challenger Series TT | 2022/09/30 13:30 | Florian Bluhm v Dennis Klein | W | 0-3 |
| Challenger Series TT | 2022/09/30 11:50 | Rafael De Las Heras v Dennis Klein | W | 1-3 |
| Challenger Series TT | 2022/09/30 09:50 | Dennis Klein v Sushmit Sriram | L | 1-3 |
| Challenger Series TT | 2022/09/30 06:30 | Dennis Klein v Rafael De Las Heras | W | 3-0 |
| Challenger Series TT | 2022/09/29 17:50 | Dennis Klein v Daniel Rinderer | W | 3-0 |
| Challenger Series TT | 2022/09/29 16:30 | Dennis Klein v Patrik Juhasz | L | 0-3 |
| Challenger Series TT | 2022/09/29 11:50 | Dennis Klein v Samuel Amann | W | 3-0 |
| Challenger Series TT | 2022/09/29 09:10 | Dennis Klein v Florian Bluhm | L | 2-3 |
| Challenger Series TT | 2022/09/12 18:30 | Kenan Hrnic v Albert Vilardell | L | 1-3 |
| Challenger Series TT | 2022/09/12 15:10 | Kenan Hrnic v Kirill Fadeev | L | 1-3 |
| Challenger Series TT | 2022/09/12 13:10 | Samuel Amann v Kenan Hrnic | W | 0-3 |
| Challenger Series TT | 2022/09/12 10:30 | Sven Happek v Kenan Hrnic | W | 2-3 |
| Challenger Series TT | 2022/09/12 07:50 | Stephane Ouaiche v Kenan Hrnic | L | 3-1 |
| Challenger Series TT | 2022/07/29 09:10 | Liang Qiu v Kenan Hrnic | L | 3-1 |
| Challenger Series TT | 2022/07/29 07:10 | Kenan Hrnic v Dennis Klein | L | 0-3 |
| Challenger Ochsenhausen | 2022/07/28 19:10 | Mohammadali Rouintanesfahani v Kenan Hrnic | L | 3-0 |