| Challenger Ochsenhausen | 2022/06/24 06:30 | Dennis Klein v Mohammadali Rouintanesfahani | L | 3-1 |
| Challenger Ochsenhausen | 2022/06/20 13:10 | Mohammadali Rouintanesfahani v Dennis Klein | L | 2-3 |
| Challenger Series TT | 2022/06/17 08:30 | Mohammadali Rouintanesfahani v Dennis Klein | L | 0-3 |
| Challenger Ochsenhausen | 2022/03/21 19:30 | Mohammadali Rouintanesfahani v Dennis Klein | L | 0-3 |
| Challenger Ochsenhausen | 2022/07/28 09:10 | Kirill Fadeev v Mohammadali Rouintanesfahani | W | 0-3 |
| Challenger Ochsenhausen | 2022/07/28 07:10 | Mohammadali Rouintanesfahani v Michael Engelhardt | W | 3-1 |
| Challenger Series TT | 2022/07/26 12:10 | Kirill Fadeev v Mohammadali Rouintanesfahani | W | 1-3 |
| Challenger Series TT | 2022/07/26 11:25 | Florian Bluhm v Mohammadali Rouintanesfahani | L | 3-0 |
| Challenger Series TT | 2022/07/26 09:50 | Kenan Hrnic v Mohammadali Rouintanesfahani | W | 0-3 |
| Challenger Series TT | 2022/07/26 06:30 | Florian Bluhm v Mohammadali Rouintanesfahani | L | 3-0 |
| Challenger Series TT | 2022/07/25 18:30 | Mohammadali Rouintanesfahani v Max Klink | W | 3-0 |
| Challenger Series TT | 2022/07/25 15:10 | Mohammadali Rouintanesfahani v Kirill Fadeev | W | 3-0 |
| Challenger Ochsenhausen | 2022/07/28 11:10 | Elia Schmid v Dennis Klein | L | 3-2 |
| Challenger Ochsenhausen | 2022/07/28 06:30 | Kirill Fadeev v Dennis Klein | W | 0-3 |
| Challenger Ochsenhausen | 2022/07/28 06:30 | Evgeny 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 |
| 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 |