| German Open MD Qual | 02/27 10:55 | 3 | Datko/Schlevoigt v Hammes/Klauer | - | Retired | |
| Dutch Open MD | 10/13 15:55 | - | Boe/Faust Kjaer v Hammes/Klauer | L | 2-0 | |
| Dutch Open MD | 10/12 15:00 | - | Buijk/Wassink v Hammes/Klauer | W | 1-2 | |
| Bonn Int. MD | 06/01 16:40 | - |
Floresta EC
v
Hammes/Klauer |
L | 2-0 | |
| Nantes Int. MD | 06/24 13:00 | - | Hutomo/Wijaya v Hammes/Klauer | L | 2-1 | |
| Luxembourg Open MD | 05/06 12:00 | - | Erwiansyah/Rindorindo v Hammes/Klauer | L | 2-0 | |
| Dutch Int. MD | 04/14 17:00 | - | Law/Lee v Hammes/Klauer | L | 2-0 | |
| Welsh Int MD | 12/02 18:20 | - | Corvee/Labar v Hammes/Klauer | L | 2-1 | |
| Dutch Open MD | 10/15 17:55 | - | Dunn/Hall v Hammes/Klauer | L | 2-0 | |
| Dutch Open MD | 10/14 17:35 | - | Kholkin/Zinchenko v Hammes/Klauer | W | 1-2 | |
| SaarLorLux Open MD | 10/27 16:30 | 7 | Lundgaard/Thyrri v Hammes/Klauer | L | 2-0 | |
| Welsh Int. MD | 11/29 18:00 | - | Hammes/Klauer v Chiang/Ye | L | 0-2 |