| Challenger Series TT | 2022/07/11 06:30 | Kirill Fadeev v Dennis Klein | W | 2-3 |
| Challenger Ochsenhausen | 2022/06/21 13:30 | Dennis Klein v Kirill Fadeev | W | 3-1 |
| Challenger Ochsenhausen | 2022/06/20 18:30 | Dennis Klein v Kirill Fadeev | W | 3-2 |
| Challenger Series TT | 2022/06/16 12:30 | Kirill Fadeev v Dennis Klein | L | 3-0 |
| Challenger Ochsenhausen | 2022/05/12 07:10 | Dennis Klein v Kirill Fadeev | W | 3-0 |
| Challenger Ochsenhausen | 2022/03/24 07:30 | Dennis Klein v Kirill Fadeev | W | 3-2 |
| Challenger Series TT | 2022/07/12 08:30 | Sven Happek v Dennis Klein | W | 1-3 |
| Challenger Series TT | 2022/07/12 07:10 | Daniel Rinderer v Dennis Klein | W | 1-3 |
| Challenger Series TT | 2022/07/11 17:10 | Felix Kleeberg v Dennis Klein | W | 0-3 |
| Challenger Series TT | 2022/07/11 15:10 | Amir Hossein Hodaei v Dennis Klein | W | 2-3 |
| Challenger Series TT | 2022/07/11 12:30 | Samuel Amann v Dennis Klein | W | 0-3 |
| Challenger Series TT | 2022/07/11 11:10 | Michael Engelhardt v Dennis Klein | W | 1-3 |
| Challenger Series TT | 2022/07/11 06:30 | Kirill Fadeev v Dennis Klein | W | 2-3 |
| Challenger Ochsenhausen | 2022/06/24 13:30 | Simon Berglund v Dennis Klein | L | 3-1 |
| Challenger Series TT | 2022/07/12 09:50 | Kirill Fadeev v Sven Happek | W | 3-1 |
| Challenger Series TT | 2022/07/12 06:30 | Kirill Fadeev v Amir Hossein Hodaei | L | 1-3 |
| Challenger Series TT | 2022/07/11 17:50 | Kirill Fadeev v Michael Engelhardt | L | 1-3 |
| Challenger Series TT | 2022/07/11 16:30 | Kirill Fadeev v Daniel Rinderer | L | 2-3 |
| Challenger Series TT | 2022/07/11 11:50 | Kirill Fadeev v Felix Kleeberg | W | 3-2 |
| Challenger Series TT | 2022/07/11 09:10 | Kirill Fadeev v Samuel Amann | W | 3-1 |
| Challenger Series TT | 2022/07/11 06:30 | Kirill Fadeev v Dennis Klein | L | 2-3 |
| Challenger Series TT | 2022/07/05 14:30 | Mohammadali Rouintanesfahani v Kirill Fadeev | L | 3-2 |