| Latvia Int. WD | 2021/08/29 08:00 | Kwasnik/Marczak v Corsini/Mair | L | 0-2 |
| Latvia Int. WD | 2021/08/28 14:00 | Arih/Salehar v Kwasnik/Marczak | W | 0-2 |
| Latvia Int. WD | 2021/08/28 12:00 | Pope/Stognija v Kwasnik/Marczak | W | 0-2 |
| 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 |
| Cyprus Int. WD | 2021/10/16 15:55 | Hoareau/Pognante v Jankowska/Wladzinska | L | 1-2 |
| Bulgarian Int. WD | 2021/10/07 15:05 | Hoareau/Pognante v Jankowska/Wladzinska | W | 2-1 |
| Orleans Masters WD | 2021/03/24 14:45 | Birch/Smith v Hoareau/Pognante | L | 2-0 |