| Dutch Open - WD | 10/13 16:25 | - | Finne Ipsen/Surrow v De Wit/Tirtosentono | L | 2-0 | |
| Scottish Open - WD | 10/06 20:00 | - | Kawazoe/Konishi v De Wit/Tirtosentono | L | 2-0 | |
| Belgian Int. - WD | 09/15 09:00 | - | Ercetin/Inci v De Wit/Tirtosentono | L | 2-0 | |
| Belgian Int. - WD | 09/14 14:40 | - | Jacob/Pognante v De Wit/Tirtosentono | W | 0-2 | |
| Mistrzostwa Świata - WD | 08/24 11:15 | 4 | Zhang/Zheng v De Wit/Tirtosentono | L | 2-0 | |
| Mistrzostwa Świata - WD | 08/23 08:00 | 5 | Aimsaard/Aimsaard v De Wit/Tirtosentono | - | Walkover | |
| Mistrzostwa Świata - WD | 08/21 16:15 | 6 | De Wit/Tirtosentono v Abdul Razzaq/Abdul Razzaq | W | 2-0 | |
| Nantes Int. - WD | 06/17 08:20 | - | De Wit/Tirtosentono v Hsieh/Tseng | L | 0-2 | |
| Nantes Int. - WD | 06/16 17:00 | - | De Wit/Tirtosentono v Munggaran/Rahayu | W | 2-0 | |
| Nantes Int. - WD | 06/16 15:00 | - | Nambot/Xu v De Wit/Tirtosentono | W | 1-2 | |
| Nantes Int. - WD | 06/16 15:00 | - | Margueritte/Vallet v De Wit/Tirtosentono | - | View | |
| Denmark Masters - WD | 06/09 10:50 | - | De Wit/Tirtosentono v Hsieh/Tseng | L | 0-2 | |
| Denmark Masters - WD | 06/08 15:10 | - | Rojkjaer/Thomsen v De Wit/Tirtosentono | W | 0-2 | |
| Bonn Int. - WD | 06/02 14:00 | - | Chung/Huang v De Wit/Tirtosentono | L | 2-1 | |
| Bonn Int. - WD | 06/02 11:30 | - | Crespel/Desmots-Chacun v De Wit/Tirtosentono | W | 0-2 | |
| Bonn Int. - WD | 06/01 19:40 | - | Chen/Sun v De Wit/Tirtosentono | W | 1-2 | |
| Luxembourg Open - WD | 05/07 08:00 | - | De Wit/Tirtosentono v Kudsk/Schulz | W | 2-1 | |
| Luxembourg Open - WD | 05/06 15:00 | - | De Wit/Tirtosentono v Ercetin/Inci | W | 2-1 | |
| Luxembourg Open - WD | 05/06 09:00 | - | Hankiewicz/Khomich v De Wit/Tirtosentono | W | 0-2 | |
| Luxembourg Open - WD | 05/05 18:20 | - | F. Goncalves/Goncalves v De Wit/Tirtosentono | W | 0-2 | |
| Luxembourg Open - WD | 05/05 13:00 | - | De Wit/Tirtosentono v Odijk/Van Leijsen | - | Walkover | |
| Dutch Int. - WD | 04/15 13:40 | - | De Wit/Tirtosentono v Osawa/Shigeta | L | 1-2 | |
| Dutch Int. - WD | 04/15 08:10 | - | Johansson/Kuhl v De Wit/Tirtosentono | W | 0-2 | |
| Dutch Int. - WD | 04/14 18:25 | - | Meyer/Michalski v De Wit/Tirtosentono | W | 0-2 | |
| Orleans Masters - WD | 04/06 12:55 | 4 | De Wit/Tirtosentono v Fruergaard/Thygesen | L | 1-2 | |
| Orleans Masters - WD | 04/05 08:30 | 5 | Ea/Somerville v De Wit/Tirtosentono | W | 0-2 | |
| Orleans Masters - WD - Kwalifikacje | 04/04 07:30 | 3 | De Wit/Tirtosentono v Michalski/Volkmann | W | 2-0 | |
| German Open - WD | 03/08 20:40 | 5 | Kuespert/Moszczynski v De Wit/Tirtosentono | L | 2-0 | |
| German Open - WD - Kwalifikacje | 03/07 10:00 | 2 | Sjoo/Sjoo v De Wit/Tirtosentono | - | Cancelled | |
| Iceland Int. - WD | 01/27 17:10 | - | Alic/Jordan v De Wit/Tirtosentono | - | View |