| Azerbaijan Int. - XD | 2019/06/09 06:00 | Delrue/Gicquel v Seidel/Efler | L | 2-1 |
| Sudirman Cup - XD | 2019/05/19 12:00 | Seidel/Efler v Bar Netzer/Polikarpova | W | 2-0 |
| New Zealand Open XD | 2019/04/30 03:20 | Chang/Ng v Seidel/Efler | L | 2-1 |
| Swiss Open - XD | 2019/03/14 11:00 | Lu/Lee v Seidel/Efler | L | 2-1 |
| Swiss Open - XD | 2019/03/12 18:30 | Jille/Van Der Aar v Seidel/Efler | W | 1-2 |
| All England Open | 2019/03/06 16:05 | Lane/Pugh v Seidel/Efler | L | 2-0 |
| German Open - XD | 2019/02/26 19:00 | Seidel/Efler v Mikkelsen/Surrow | L | 1-2 |
| Spain Masters - XD | 2019/02/19 15:40 | Seidel/Efler v Wang/Cheng | L | 0-2 |