Round: 44 Ground: Clay
| ITF Belgium F4 | 2018/07/14 14:00 | Adam Jones v van Der Meerschen, Martin | 1-6,1-6 |
| ITF Belgium F4 | 2018/07/14 08:30 | Heuvinck, Tuur v van Der Meerschen, Martin | 3-6,1-6 |
| ITF Belgium F3 Qual | 2018/07/01 08:00 | Dhoe, Benjamin v van Der Meerschen, Martin | 6-3,6-2 |
| ITF Belgium F2 Qual | 2018/06/25 09:15 | Baltensperger, Raphael v van Der Meerschen, Martin | 6-7,6-0,6-3 |
| ITF Belgium F2 Qual | 2018/06/24 12:50 | Planchard, Nicolas v van Der Meerschen, Martin | 3-6,1-6 |
| ITF Belgium F1 Qual | 2018/06/17 11:00 | van Der Meerschen, Martin v Hermans, Mats | 4-6,0-6 |
| ITF Belgium F1 Qual | 2018/06/16 08:00 | van Der Meerschen, Martin v Sanchez, Gabriel | 6-1,6-4 |
| Tunisia F14, Singles Qualifying | 2018/04/08 11:30 | Nikita Mashtakov v van Der Meerschen, Martin | 3-6,6-4,7-5 |
| ITF Belgium F4 | 2018/07/14 14:00 | Wojcik, Jakub v Paul Valsecchi | 6-0,1-6,6-1 |
| ITF Belgium F4 | 2018/07/14 08:30 | Wojcik, Jakub v Dermiens, Guillaume | 6-1,6-2 |
| ITF Belgium F3 Qual | 2018/06/30 07:30 | Gergely Madarasz v Wojcik, Jakub | 6-7,6-2,6-1 |
| ITF Belgium F2 Qual | 2018/06/24 14:20 | Matthew Dellavedova v Wojcik, Jakub | 6-7,6-2,6-0 |
| ITF Belgium F2 Qual | 2018/06/23 11:55 | Wojcik, Jakub v Vasic, Nikola | 6-3,6-0 |
| ITF Belgium F1 Qual | 2018/06/17 08:00 | Dhoe, Benjamin v Wojcik, Jakub | 4-6,6-1,6-2 |
| ITF Belgium F1 Qual | 2018/06/16 08:00 | Wojcik, Jakub v Cappello, Gauthier | 6-2,6-2 |
| Challenger Poznan Qual | 2018/06/03 15:05 | Wojcik, Jakub v Marcora, Roberto | 7-6,2-6,2-6 |