| Challenger - Ochsenhausen | 2021/10/11 15:20 | Dennis Klein v Amirreza Abbasi | W | 2-3 |
| Challenger - Ochsenhausen | 2021/10/11 11:50 | Alexander Valuch v Amirreza Abbasi | W | 2-3 |
| Challenger - Ochsenhausen | 2021/10/11 09:50 | Amirreza Abbasi v Marius Henninger | W | 3-0 |
| Challenger - Ochsenhausen | 2021/10/11 07:50 | Amirreza Abbasi v Simon Berglund | L | 1-3 |
| TT Star Series | 2021/09/21 10:15 | Thomas Keinath v Amirreza Abbasi | L | 3-0 |
| TT Star Series | 2021/09/21 07:10 | Amirreza Abbasi v Tomas Tregler | L | 0-3 |
| TT Star Series | 2021/09/20 13:15 | Amirreza Abbasi v Jakub Seibert | W | 3-0 |
| TT Star Series | 2021/09/20 11:45 | David Reitspies v Amirreza Abbasi | L | 3-1 |
| Challenger - Ochsenhausen | 2021/10/11 16:00 | Simon Berglund v Andriy Sitak | L | 3-0 |
| Challenger - Ochsenhausen | 2021/10/11 12:30 | Dennis Klein v Andriy Sitak | L | 3-1 |
| Challenger - Ochsenhausen | 2021/10/11 11:10 | Jon Ander Guerricabeitia v Andriy Sitak | W | 0-3 |
| Challenger - Ochsenhausen | 2021/10/11 06:30 | Alexander Valuch v Andriy Sitak | L | 3-2 |
| TT Star Series | 2021/08/20 11:15 | Patrik Klos v Andriy Sitak | W | 1-3 |
| TT Star Series | 2021/08/20 09:45 | Tomas Konecny v Andriy Sitak | L | 3-0 |
| TT Star Series | 2021/08/20 07:45 | Miroslav Sklensky v Andriy Sitak | L | 3-0 |
| TT Star Series | 2021/08/19 13:15 | Jakub Seibert v Andriy Sitak | W | 1-3 |