| Slovak Open - Mixed dubbel | 2022/03/03 10:00 | Birker/Hochmeir v Budzel/Tomalova | W | 2-1 |
| VM - Mixed dubbel | 2021/12/12 08:55 | Mikkelsen/Soby v Birker/Hochmeir | L | 2-0 |
| Welsh Int. - Mixed dubbel | 2021/12/03 10:00 | Lindeman/Wu v Birker/Hochmeir | L | 2-0 |
| Welsh Int. - Mixed dubbel | 2021/12/02 13:00 | Oates/Whiteman v Birker/Hochmeir | W | 0-2 |
| Scottish Open - Mixed dubbel | 2021/11/25 18:10 | Dunn/Torrance v Birker/Hochmeir | L | 2-0 |
| Belgian Int. - Mixed dubbel | 2021/10/28 07:20 | Yuan/Lee v Birker/Hochmeir | L | 2-0 |
| Czech Open - Mixed dubbel | 2021/10/22 15:00 | Birker/Hochmeir v Zinchenko/Kozyreva | L | 0-2 |
| Dutch Open - Mixed dubbel | 2021/10/16 09:00 | Piek/Tabeling v Birker/Hochmeir | L | 2-0 |
| Slovak Open - Mixed dubbel | 2022/03/03 10:00 | Stoffelen/Odijk v Trecki/Swierczynska | W | 0-2 |
| Welsh Int XD Qual | 2021/12/01 13:05 | Trecki/Swierczynska v Green/Van Leeuwen | L | 0-2 |
| Welsh Int XD Qual | 2021/12/01 09:00 | Trecki/Swierczynska v Freer/Freer | W | 2-0 |
| Ungern Int. - Mixad dubbel | 2021/11/04 13:00 | Trecki/Swierczynska v Vestergaard/Lober | L | 1-2 |
| Bulgarian Int. - Mixed dubbel | 2021/10/08 12:25 | Trecki/Swierczynska v Stoynov/Popovska | L | 1-2 |
| Bulgarian Int. - Mixed dubbel | 2021/10/08 06:45 | Trecki/Swierczynska v Uzunov/Nalbantova | W | 2-0 |
| Polen - Int. - Mixed dubbel | 2021/09/24 10:00 | Trecki/Swierczynska v Wassink/Tirtosentono | L | 0-2 |
| Lettland - Int. - Mixed dubbel | 2021/08/29 07:00 | Yap/Siow v Trecki/Swierczynska | L | 2-1 |