| Orleans Masters | 2019/03/22 16:30 | Nhat Nguyen v Mark Caljouw | W | 0-2 |
| Orleans Masters | 2019/03/21 17:00 | Kai Schaefer v Mark Caljouw | W | 0-2 |
| Orleans Masters | 2019/03/20 20:00 | Giap Chin Goh v Mark Caljouw | W | 1-2 |
| Swiss Open | 2019/03/15 14:15 | Yuqi Shi v Mark Caljouw | L | 2-0 |
| Swiss Open | 2019/03/14 18:30 | Mark Caljouw v Parupalli Kashyap | W | 2-0 |
| Swiss Open | 2019/03/13 17:10 | Tommy Sugiarto v Mark Caljouw | W | 1-2 |
| German Open | 2019/02/27 20:25 | Mark Caljouw v Zii Jia Lee | L | 1-2 |
| Giraldilla Int. XD | 2019/02/23 17:00 | Mark Caljouw v Shifeng Li | W | 2-1 |
| Orleans Masters | 2019/03/20 09:20 | Nhat Nguyen v Alexander Roovers | L | 2-0 |
| Swiss Open WD Qual | 2019/03/12 11:40 | Alexander Roovers v Arnaud Merkle | L | 0-1 |
| Swiss Open WD Qual | 2019/02/26 10:20 | Alexander Roovers v Eetu Heino | L | 0-1 |
| Scottish Open | 2018/11/22 12:40 | Alexander Roovers v Luka Wraber | L | 1-2 |
| Irish Open | 2018/11/16 18:45 | Leo Rossi v Alexander Roovers | L | 2-1 |
| Irish Open | 2018/11/16 10:30 | Michal Rogalski v Alexander Roovers | W | 1-2 |
| Giraldilla Int. XD | 2018/11/01 15:15 | Alexander Roovers v Parupalli Kashyap | L | 0-2 |
| Giraldilla Int. XD | 2018/10/31 16:45 | Alexander Roovers v Simon Wang | W | 2-0 |