| Portugal Int. MD Qual | 2024/03/07 16:30 | Rodrigo Almeida/Chang v Dumler/Seibel | W | 1-2 |
| Latvia Int. MD | 2023/09/02 13:20 | Datko/Schlevoigt v Dumler/Seibel | L | 2-0 |
| Latvia Int. MD | 2023/09/02 07:40 | Dumler/Seibel v Thibault Gardon/Goulin | W | 2-1 |
| Latvia Int. MD | 2023/09/01 15:00 | Dumler/Seibel v Li/Li | W | 2-1 |
| Lithuanian Int. MD | 2023/06/11 08:20 | Dumler/Seibel v Al Farizi/Joaquin | L | 0-2 |
| Lithuanian Int. MD | 2023/06/10 17:00 | Thibault Gardon/Lovang v Dumler/Seibel | W | 1-2 |
| Lithuanian Int. MD | 2023/06/10 11:45 | Daoudal/Fourcade v Dumler/Seibel | W | 0-2 |
| Lithuanian Int. MD | 2023/06/09 16:45 | Dumler/Seibel v Guildea/Pontanosa | W | 2-0 |
| Portugal Int. MD Qual | 2024/03/07 10:30 | Ivancic/Koscak v Felix/Pires | W | 2-0 |
| Iceland Int. MD | 2024/01/28 11:00 | Harper/Wakefield v Ivancic/Koscak | L | 2-1 |
| Iceland Int. MD | 2024/01/27 18:00 | Ivancic/Koscak v Abela/Grinblat | W | 2-0 |
| Iceland Int. MD | 2024/01/27 13:05 | Haase/Van Dalm v Ivancic/Koscak | W | 0-2 |
| Iceland Int. MD | 2024/01/26 16:35 | Bendtsen/Tiger v Ivancic/Koscak | W | 0-2 |
| Hungarian Int. MD | 2023/11/02 17:25 | Datko/Schlevoigt v Ivancic/Koscak | L | 2-0 |