| Latvia Int. XD | 2021/08/29 07:00 | Yap/Siow v Trecki/Swierczynska | W | 2-1 |
| Latvia Int. XD | 2021/08/28 07:30 | Fredholm/Corsini v Yap/Siow | W | 0-2 |
| Latvia Int. XD | 2021/08/27 10:30 | Yap/Siow v Mork C C / Joergensen S F | W | 2-0 |
| Hellas Int. XD | 2021/09/03 06:00 | Mueller/Stern v Tores/Vercelot | W | 2-0 |
| Latvia Int. XD | 2021/08/28 07:00 | Mueller/Stern v Azman/Low | L | 0-2 |
| Latvia Int. XD | 2021/08/27 10:00 | Mueller/Stern v Xu/Christensen | W | 2-0 |
| Denmark Masters XD | 2021/08/06 07:00 | 이반크 M / 폴란크 P v Mueller/Stern | L | 2-1 |
| Spain Int XD | 2021/06/18 13:00 | Mueller/Stern v 버커 P / 호흐마이어 K | L | 1-2 |
| Spain Int XD | 2021/06/18 07:45 | Mueller/Stern v De Wit/Van Wijlick | W | 2-0 |
| Spain Int XD | 2021/06/17 11:40 | Mueller/Stern v Magee J / Boyle S | W | 2-1 |
| Polish Open XD | 2021/03/28 08:00 | Choong/Toh v Mueller/Stern | L | 2-0 |