| Giraldilla Int. XD | 2019/02/16 10:30 | Lamsfuss/Seidel v Ivanov/Sozonov | L | 2-0 |
| Giraldilla Int. XD | 2019/02/14 14:30 | Ivanov/Sozonov v Lamsfuss/Seidel | W | 2-1 |
| European Club Championships MD | 2019/07/06 13:30 | Ivanov/Sozonov v Kersaudy/Mateusiak | W | 2-0 |
| European Club Championships MD | 2019/07/04 13:00 | Ivanov/Sozonov v Carvalho/Nero | W | 2-0 |
| European Club Championships MD | 2019/07/03 13:00 | Ivanov/Sozonov v Savin/Smilowski | W | 2-0 |
| European Games MD | 2019/06/28 16:40 | Astrup/Rasmussen v Ivanov/Sozonov | L | 2-0 |
| Sudirman Cup MD | 2019/05/21 10:00 | Kedren/Phuangphuapet v Ivanov/Sozonov | W | 1-2 |
| Sudirman Cup MD | 2019/05/20 04:00 | Endo/Watanabe v Ivanov/Sozonov | W | 0-2 |
| Malaysia Open MD | 2019/04/03 09:30 | Inoue/Kaneko v Ivanov/Sozonov | L | 2-0 |
| India Open MD | 2019/03/26 11:50 | Ivanov/Sozonov v Wang/Lee | L | 1-2 |
| European Games MD | 2019/06/27 14:00 | Maas/Tabeling v Lamsfuss/Seidel | L | 2-1 |
| European Games MD | 2019/06/25 13:45 | Lamsfuss/Seidel v Beketov/Makhnovskiy | W | 2-0 |
| Azerbaijan Int. MD | 2019/06/09 14:00 | Ellis/Langridge v Lamsfuss/Seidel | W | 0-2 |
| Azerbaijan Int. MD | 2019/06/09 07:30 | M.R/Shlok v Lamsfuss/Seidel | W | 0-2 |
| Azerbaijan Int. MD | 2019/06/08 15:30 | Shia/Tan v Lamsfuss/Seidel | W | 0-2 |
| Sudirman Cup MD | 2019/05/23 03:00 | Arends/Jille v Lamsfuss/Seidel | W | 0-2 |
| Sudirman Cup MD | 2019/05/22 03:00 | Lamsfuss/Seidel v Hurlburt-Yu/Yao | W | 2-0 |
| Sudirman Cup MD | 2019/05/20 12:00 | Lamsfuss/Seidel v Loh/Toh | W | 2-0 |