| Sudirman Cup | 2019/05/21 11:00 | Mark Caljouw v Leverdez, Brice | W | 2-1 |
| Sudirman Cup | 2019/05/20 03:30 | Mark Caljouw v Chiu, Vinson | W | 2-0 |
| Sudirman Cup | 2019/05/19 04:00 | Mark Caljouw v Tien Minh Nguyen | L | 0-2 |
| Brazil Int. | 2019/05/04 14:00 | Mark Caljouw v Misha Zilberman | L | 0-2 |
| Brazil Int. | 2019/05/02 12:00 | Mark Caljouw v Lucas Claerbout | W | 2-0 |
| Orléans Masters | 2019/03/23 14:00 | Rouxel, Thomas v Mark Caljouw | L | 2-0 |
| Orléans Masters | 2019/03/22 16:30 | Nhat Nguyen v Mark Caljouw | W | 0-2 |
| Orléans Masters | 2019/03/21 17:00 | Kai Schaefer v Mark Caljouw | W | 0-2 |
| Sudirman Cup | 2019/05/20 11:00 | Roovers, Alexander v Kean Yew Loh | L | 0-2 |
| Orléans Masters | 2019/03/20 09:20 | Nhat Nguyen v Roovers, Alexander | L | 2-0 |
| Open de Suisse - Doubles Femmes - Qualif. | 2019/03/12 11:40 | Roovers, Alexander v Arnaud Merkle | L | 0-1 |
| Open de Suisse - Doubles Femmes - Qualif. | 2019/02/26 10:20 | Roovers, Alexander v Heino, Eetu | L | 0-1 |
| Giraldilla Int. XD | 2018/11/22 12:40 | Roovers, Alexander v Luka Wraber | L | 1-2 |
| Giraldilla Int. XD | 2018/11/16 18:45 | Rossi, Leo v Roovers, Alexander | L | 2-1 |
| Giraldilla Int. XD | 2018/11/16 10:30 | Rogalski, Michal v Roovers, Alexander | W | 1-2 |
| Giraldilla Int. XD | 2018/11/01 15:15 | Roovers, Alexander v Parupalli, Kashyap | L | 0-2 |