| Open da Holanda - Individuais Masculinas | 2019/10/13 12:30 | Ivanov/Sozonov v Lamsfuss/Seidel | L | 2-0 |
| Internacional de Giraldilla - Duplas Mistas | 2019/02/16 10:30 | Lamsfuss/Seidel v Ivanov/Sozonov | W | 2-0 |
| Internacional de Giraldilla - Duplas Mistas | 2019/02/14 14:30 | Ivanov/Sozonov v Lamsfuss/Seidel | L | 2-1 |