Head to Head
| Challenger Ochsenhausen | 2022/06/24 13:05 | Amirreza Abbasi v Dennis Klein | W | 1-3 |
| Challenger Ochsenhausen | 2022/06/23 11:50 | Dennis Klein v Amirreza Abbasi | L | 1-3 |
| Challenger Series TT | 2022/06/17 12:50 | Dennis Klein v Amirreza Abbasi | L | 2-3 |
| Challenger Series TT | 2022/06/17 07:10 | Amirreza Abbasi v Dennis Klein | W | 1-3 |
| Challenger Ochsenhausen | 2022/03/21 14:50 | Amirreza Abbasi v Dennis Klein | L | 3-1 |
| Challenger Ochsenhausen | 2021/11/02 12:30 | Dennis Klein v Amirreza Abbasi | L | 0-3 |
| Challenger Ochsenhausen | 2021/10/11 15:20 | Dennis Klein v Amirreza Abbasi | L | 2-3 |
| Challenger Ochsenhausen | 2021/08/31 12:35 | Dennis Klein v Amirreza Abbasi | W | 3-2 |
Home History
| Challenger Series TT | 2022/09/01 11:50 | Dennis Klein v Siddharta Almeida | W | 3-1 |
| Challenger Series TT | 2022/09/01 09:10 | Dennis Klein v Elia Schmid | L | 2-3 |
| Challenger Series TT | 2022/09/01 06:30 | Dennis Klein v Daniel Rinderer | W | 3-0 |
| Challenger Series TT | 2022/08/09 13:30 | Florian Bluhm v Dennis Klein | W | 0-3 |
| Challenger Series TT | 2022/08/09 12:05 | Bastian Rembert v Dennis Klein | W | 1-3 |
| Challenger Series TT | 2022/08/09 09:50 | Dennis Klein v Samuel Amann | W | 3-0 |
| Challenger Series TT | 2022/08/09 06:30 | Dennis Klein v Josip Huzjak | W | 3-0 |
| Challenger Series TT | 2022/08/08 17:50 | Dennis Klein v Bastian Rembert | W | 3-0 |
Away History
| Challenger Series TT | 2022/09/01 13:50 | Amirreza Abbasi v Denis Bernhard | W | 3-0 |
| Challenger Series TT | 2022/09/01 10:30 | Amirreza Abbasi v Mohammadali Rouintanesfahani | L | 2-3 |
| Challenger Series TT | 2022/09/01 08:30 | Amirreza Abbasi v Dillon Chambers | W | 3-2 |
| Swedish Pro Series | 2022/08/26 12:32 | Amirreza Abbasi v Mathieu De Saintilan | L | 1-3 |
| Swedish Pro Series | 2022/08/26 11:00 | Hampus Nordberg v Amirreza Abbasi | L | 3-0 |
| Swedish Pro Series | 2022/08/26 09:00 | Amirreza Abbasi v Hampus Nordberg | L | 0-3 |
| Swedish Pro Series | 2022/08/25 13:00 | Michal Bankosz v Amirreza Abbasi | W | 0-3 |
| Swedish Pro Series | 2022/08/25 11:30 | Anton Hjort v Amirreza Abbasi | W | 0-3 |