| Indonesia Masters XD | 2017/11/03 10:55 | He / Du v Seidel / Efler | L | 2-1 |
| Indonesia Masters XD | 2017/11/02 18:00 | Labar R / Fontaine A v Seidel / Efler | W | 1-2 |
| Indonesia Masters XD | 2017/11/02 09:00 | Mikkelsen M / Surrow M v Seidel / Efler | W | 0-2 |
| Open de France - Doubles Mixtes | 2017/10/24 19:15 | Christiansen M / Pedersen C v Seidel / Efler | L | 2-0 |
| Denmark Open XD | 2017/10/17 17:00 | Wang / Huang v Seidel / Efler | L | 2-0 |
| Open d'Angleterre | 2017/09/19 11:10 | Kazuno K / Kurihara A v Seidel / Efler | L | 2-0 |
| Open d'Angleterre | 2017/09/19 10:15 | Kazuno K / Kurihara A v Seidel / Efler | L | 2-0 |
| Open d'Angleterre | 2017/09/16 02:10 | Seidel / Efler v Jordan P / Susanto D | L | 0-2 |
| Open de Suisse - Doubles Femmes - Qualif. | 2017/11/14 02:00 | Chang/Po v Wang Z / Xu Y | W | 0-2 |