| Bonn Int. - Mixed double | 05/31 07:00 | - | Koppen/Van Wijk v Koppen/Chen | L | 0-2 | |
| Bonn Int. - Mixed double | 05/30 10:10 | - | Feltes/Sinico v Koppen/Van Wijk | W | 0-2 | |
| Luxembourg Open - Mixed double - Kval | 05/02 08:15 | - | Koppen/Van Wijk v Russ/Tommerup | L | 1-2 | |
| Dutch Int. - Mixed double - Kval | 03/14 08:05 | - | Sanjurjo/Carulla v Koppen/Van Wijk | - | View | |
| Dutch Int. - Mixed double - Kval | 03/14 08:00 | - | Koppen/Van Wijk v Houthoofd/Jaques | D |
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| Dutch Open - Mixed double | 10/13 11:20 | - | Green/Tolman v Koppen/Van Wijk | L | 2-0 | |
| Dutch Open - Mixed double | 10/12 11:15 | - | Koppen/Van Wijk v Karl Sufryd/Rudert | W | 2-0 | |
| Italian Int. - Mixed double - Kval | 12/16 08:00 | - | Koppen/Van Wijk v Danchenko/Kironda | L | 1-2 |