| Denmark Masters WD | 2021/08/06 13:10 | Magnusson/Nistad v Kwasnik/Marczak | L | 2-0 |
| Austrian Open WD | 2021/05/29 16:00 | Kwasnik/Marczak v Cheong/Yap | L | 0-2 |
| Austrian Open WD | 2021/05/29 12:10 | Ekelund/Melgaard v Kwasnik/Marczak | W | 1-2 |
| Austrian Open WD | 2021/05/28 15:00 | Kwasnik/Marczak v Jaffrennou/Margueritte | W | 2-0 |
| Slovenia Int. WD | 2021/05/21 11:25 | Rismawardani/Taisir v Kwasnik/Marczak | L | 2-0 |
| Polish Open WD | 2021/03/26 20:20 | Magnusson/Nistad v Kwasnik/Marczak | L | 2-0 |
| Polish Open WD | 2021/03/26 12:40 | Kwasnik/Marczak v Schmidt/Zoe Sinico | W | 2-0 |
| Lithuanian Int. WD | 2019/06/08 11:00 | Mikhalkova/Paksyutova v Kwasnik/Marczak | W | 0-2 |
| Slovenia Int. WD | 2021/05/20 18:40 | Asharunnisa/Fatasya v Corsini/Mair | L | 2-1 |
| Polish Open WD | 2021/03/27 09:00 | Corsini/Mair v Jankowska/Khomich | L | 0-2 |
| Polish Open WD | 2021/03/26 20:00 | Janko/Jarosz v Corsini/Mair | W | 0-2 |