| Austrian Open Women | 2021/05/29 15:40 | Yaelle Hoyaux v Petra Polanc | L | 2-0 |
| Austrian Open Women | 2021/05/29 10:30 | Petra Polanc v Amy Tan | W | 2-1 |
| Austrian Open Women | 2021/05/28 13:10 | Sabina Milova v Petra Polanc | W | 0-2 |
| Slovenia Int. Women | 2021/05/21 14:00 | Mutiara Ayu Puspitasari v Petra Polanc | L | 2-0 |
| Slovenia Int. Women | 2021/05/21 09:20 | Thuc Phuong Nguyen v Petra Polanc | W | 1-2 |
| Slovenia Int. Women | 2021/05/20 16:00 | Petra Polanc v Ruzana Ruzana | W | 2-1 |
| Portuguese Int. Women | 2021/05/07 16:00 | Petra Polanc v Wiktoria Dabczynska | L | 1-2 |
| European Championships Women | 2021/04/27 09:00 | Petra Polanc v Freya Redfearn | L | 0-2 |