Stadium: Court 1 Round: 62 Ground: Clay
| ITF Netherlands F2 | 2018/07/03 13:15 | Tim Van Der Horst v Alexander Zhurbin | 1-6,3-6 |
| ITF Netherlands F1 Qual | 2018/06/25 09:00 | Paul Barretto v Tim Van Der Horst | 6-1,6-1 |
| ITF Netherlands F1 Qual | 2018/06/24 09:00 | Tim Van Der Horst v Lazar Vojinovic | 7-5,2-6,6-2 |
| ITF Hungary F3 Qual | 2018/05/21 08:00 | Nick Cmager v Tim Van Der Horst | 6-4,6-0 |
| ITF Hungary F3 Qual | 2018/05/20 08:00 | Pelle Boerma v Tim Van Der Horst | 1-6,3-6 |
| ITF Hungary F2 Qual | 2018/05/13 08:00 | Mihnea L.S. Turcu v Tim Van Der Horst | 7-6,6-3 |
| ITF Hungary F2 Qual | 2018/05/12 08:00 | Daniel Cozma v Tim Van Der Horst | 3-6,6-7 |
| ITF Poland F2 | 2018/05/06 08:00 | David Damian Brna v Tim Van Der Horst | 4-6,6-3,6-3 |
| ITF Netherlands F2 | 2018/07/04 11:10 | Fernando Yamacita v Javier Naser | 1-6,6-3,6-2 |
| ITF Netherlands F2 Qual | 2018/07/02 08:00 | Tim Van Terheijden v Javier Naser | 6-4,4-6,4-6 |
| ITF USA F18 | 2018/06/24 14:00 | Daniel Fainblum v Javier Naser | 6-4,2-6,6-2 |
| ITF USA F16 | 2018/06/17 17:00 | John McNally v Javier Naser | 6-4,6-1 |
| ITF USA F16 | 2018/06/16 19:00 | Javier Naser v Boris Kozlov | 6-3,4-6,7-6 |
| ITF Argentina F3 | 2018/05/29 20:05 | Javier Naser v Maximiliano Estevez | 4-6,0-6 |
| ITF Argentina F3 | 2018/05/28 15:30 | Javier Naser v Oscar Gabriel Ortiz | 6-2,4-6,7-6 |
| ITF Argentina F3 | 2018/05/27 12:30 | Javier Naser v Daniel Alejandro Ortiz | 7-5,6-7,6-1 |