| Challenger Series TT | 2022/07/05 07:10 | Mohammadali Rouintanesfahani v Sven Happek | L | 3-0 |
| Challenger Ochsenhausen | 2022/06/23 15:10 | Mohammadali Rouintanesfahani v Sven Happek | W | 1-3 |
| Challenger Ochsenhausen | 2022/06/20 11:10 | Mohammadali Rouintanesfahani v Sven Happek | L | 3-1 |