| Challenger Ochsenhausen | 2021/12/13 18:20 | Kenan Hrnic v Sven Happek | L | 0-3 |
| Challenger Ochsenhausen | 2022/06/07 10:30 | Kenan Hrnic v Soumyajit Ghosh | L | 0-3 |
| Challenger Ochsenhausen | 2022/06/07 07:50 | Kenan Hrnic v Elia Schmid | L | 0-3 |
| Challenger Ochsenhausen | 2022/06/06 19:10 | Kenan Hrnic v Dauud Cheaib | L | 0-3 |
| Challenger Ochsenhausen | 2022/06/06 14:30 | Kenan Hrnic v Juri Grauer | W | 3-1 |
| Challenger Ochsenhausen | 2022/06/06 12:30 | Kenan Hrnic v Daniel Rinderer | L | 0-3 |
| Challenger Ochsenhausen | 2022/06/06 09:10 | Florian Bluhm v Kenan Hrnic | L | 3-2 |
| Challenger Ochsenhausen | 2022/06/06 07:10 | Kenan Hrnic v Dillon Chambers | L | 2-3 |
| Challenger Ochsenhausen | 2022/05/27 07:10 | Samuel Walker v Kenan Hrnic | L | 3-0 |
| Challenger Series TT | 2022/07/12 09:50 | Kirill Fadeev v Sven Happek | L | 3-1 |
| Challenger Series TT | 2022/07/12 08:30 | Sven Happek v Dennis Klein | L | 1-3 |
| Challenger Series TT | 2022/07/11 18:30 | Amir Hossein Hodaei v Sven Happek | L | 3-2 |
| Challenger Series TT | 2022/07/11 15:50 | Michael Engelhardt v Sven Happek | W | 2-3 |
| Challenger Series TT | 2022/07/11 13:50 | Daniel Rinderer v Sven Happek | L | 3-0 |
| Challenger Series TT | 2022/07/11 09:50 | Felix Kleeberg v Sven Happek | W | 1-3 |
| Challenger Series TT | 2022/07/11 07:10 | Samuel Amann v Sven Happek | W | 1-3 |
| Challenger Series TT | 2022/07/05 08:30 | Dauud Cheaib v Sven Happek | L | 3-0 |