Stadium: Court 5 Round: 44 Ground: Hardcourt outdoor
| ITF Netherlands F1 | 2018/06/28 15:00 | Guy Den Heijer v Botic Van De Zandschulp | 2-6,5-7 |
| ITF Netherlands F1 | 2018/06/26 13:35 | Guy Den Heijer v Maxime Pauwels | 7-5,4-6,7-6 |
| ITF Belgium F1 | 2018/06/19 08:00 | Paul Woerner v Guy Den Heijer | 7-6,4-6,7-5 |
| ITF Poland F4 | 2018/05/25 08:00 | Dante Gennaro v Guy Den Heijer | 6-0,6-2 |
| ITF Poland F4 | 2018/05/24 08:00 | Marcin Gawron v Guy Den Heijer | 1-6,3-6 |
| ITF Poland F4 | 2018/05/22 07:30 | Santiago Besada v Guy Den Heijer | 6-4,1-6,1-6 |
| ITF Poland F1 | 2018/05/04 13:00 | Guy Den Heijer v Michael Vrbensky | 7-6,2-6,3-6 |
| ITF Poland F1 | 2018/05/03 09:00 | Guy Den Heijer v Piotr Grynkowski | 6-1,6-2 |
| ITF Belgium F7 Qual | 2018/08/06 09:00 | Vadym Ursu v Tom Pisane | 2-6,6-2,6-2 |
| ITF Belgium F7 Qual | 2018/08/05 08:00 | Nicolas Beaufort v Tom Pisane | 2-6,6-1,2-6 |
| ITF Belgium F7 Qual | 2018/08/04 07:30 | Maxime Vandendooren v Tom Pisane | 3-6,3-6 |
| ITF Belgium F5 | 2018/07/25 10:00 | Tom Pisane v Juan Carlos Saez | 3-6,4-6 |
| ITF Belgium F5 | 2018/07/23 12:00 | Nick Broekhof v Tom Pisane | 2-6,3-6 |
| ITF Belgium F4 | 2018/07/18 08:00 | Tom Pisane v Franco Emanuel Egea | 2-6,2-6 |
| ITF Belgium F4 | 2018/07/16 14:00 | Tom Pisane v Jakub Wojcik | 7-6,6-4 |
| ITF Belgium F3 Qual | 2018/07/01 08:00 | Constant De La Bassetiere v Tom Pisane | 6-2,6-4 |