Stadium: AFT Court Round: 25 Ground: Clay
| ITF Belgium F6 | 2018/07/31 09:00 | Maxime Chazal v Ryan Nijboer | 6-3,7-6 |
| Challenger Scheveningen Qual | 2018/07/14 08:00 | Elliot Benchetrit v Ryan Nijboer | 6-3,6-4 |
| ITF Netherlands F3 | 2018/07/11 11:50 | Sekou Bangoura v Ryan Nijboer | 7-5,6-1 |
| ITF Netherlands F3 | 2018/07/10 09:30 | Ryan Nijboer v Bart Van Den Berg | 6-4,7-5 |
| ITF Netherlands F2 | 2018/07/06 13:30 | Ryan Nijboer v Alexander Zhurbin | 1-6,3-6 |
| ITF Netherlands F2 | 2018/07/05 17:45 | Orlando Luz v Ryan Nijboer | 2-6,4-6 |
| ITF Netherlands F1 | 2018/06/28 11:40 | Stephan Gerritsen v Ryan Nijboer | 6-4,7-6 |
| ITF Netherlands F1 | 2018/06/27 10:45 | Ryan Nijboer v Paul Barretto | 6-4,7-6 |
| ITF Austria F5 | 2018/08/05 08:30 | Takuto Niki v Matias Zukas | 3-6,3-6 |
| ITF Austria F5 | 2018/08/04 08:00 | Matias Zukas v Yuta Shimizu | 4-6,6-3,6-4 |
| ITF Austria F5 | 2018/08/03 08:00 | Yvo Panak v Matias Zukas | 2-6,0-6 |
| ITF Austria F5 | 2018/08/02 09:55 | Darko Bojanovic v Matias Zukas | 3-6,0-6 |
| ITF Austria F5 | 2018/08/01 11:25 | Francesco Cano v Matias Zukas | 1-6,1-6 |
| ITF Italy F19 | 2018/07/21 15:00 | Matias Zukas v Genaro Alberto Olivieri | 6-4,3-6,2-6 |
| ITF Italy F19 | 2018/07/20 12:30 | Tomas Martin Etcheverry v Matias Zukas | 6-2,5-7,6-7 |
| ITF Italy F19 | 2018/07/18 11:00 | Mike Loccisano v Matias Zukas | 2-6,2-6 |