| TT Star Series | 2021/01/07 07:00 | Pawel Grela v Adrian Wiecek | L | 1-3 |
| Czech TT Star Series | 2020/09/10 12:45 | Adrian Wiecek v Pawel Grela | W | 2-3 |
| TT Star Series | 2021/01/14 12:45 | Jiri Vrablik v Pawel Grela | L | 3-0 |
| TT Star Series | 2021/01/14 10:45 | Tomas Konecny v Pawel Grela | L | 3-0 |
| TT Star Series | 2021/01/08 12:45 | Pawel Grela v David Reitspies | L | 0-3 |
| TT Star Series | 2021/01/08 09:45 | Pawel Grela v Hampus Soderlund | L | 1-3 |
| TT Star Series | 2021/01/08 07:35 | Pawel Grela v Tomas Koldas | L | 1-3 |
| TT Star Series | 2021/01/07 13:45 | Pawel Grela v Tomas Konecny | L | 1-3 |
| TT Star Series | 2021/01/07 11:15 | Pawel Grela v Michal Bankosz | L | 2-3 |
| TT Star Series | 2021/01/07 09:15 | Pawel Grela v Petr Husnik | L | 0-3 |
| TT Star Series | 2021/01/14 11:45 | Petr Husnik v Adrian Wiecek | L | 3-2 |
| TT Star Series | 2021/01/14 10:15 | Jiri Vrablik v Adrian Wiecek | L | 3-0 |
| TT Star Series | 2021/01/08 12:15 | Tomas Konecny v Adrian Wiecek | L | 3-1 |
| TT Star Series | 2021/01/08 10:45 | David Reitspies v Adrian Wiecek | L | 3-0 |
| TT Star Series | 2021/01/08 08:45 | Michal Bankosz v Adrian Wiecek | L | 3-1 |
| TT Star Series | 2021/01/07 14:15 | Hampus Soderlund v Adrian Wiecek | L | 3-1 |
| TT Star Series | 2021/01/07 11:45 | Petr Husnik v Adrian Wiecek | W | 2-3 |
| TT Star Series | 2021/01/07 10:15 | Tomas Koldas v Adrian Wiecek | L | 3-2 |