Stadium: Court 5 Round: 26 Ground: Clay
| ITF Netherlands F6 | 2018/08/28 09:50 | Mick Veldheer v Ruben Konings | 6-3,7-6 |
| ITF Netherlands F5 | 2018/08/20 08:00 | Max Houkes v Mick Veldheer | 6-4,3-6,6-4 |
| ITF Netherlands F4 | 2018/08/15 14:30 | Max Houkes v Mick Veldheer | 7-5,3-6,6-4 |
| ITF Austria F6 | 2018/08/09 10:25 | Mariano Kestelboim v Mick Veldheer | 7-5,6-1 |
| ITF Austria F6 | 2018/08/08 09:00 | Mick Veldheer v Takuto Niki | 7-6,7-5 |
| ITF Austria F6 | 2018/08/07 09:00 | Mick Veldheer v Philip Aplienz | 6-2,6-2 |
| ITF Austria F4 | 2018/07/24 10:00 | Yuta Shimizu v Mick Veldheer | 7-5,7-6 |
| ITF Austria F3 | 2018/07/18 08:00 | Ivan Davydov v Mick Veldheer | 6-4,7-5 |
| ITF Netherlands F6 | 2018/08/29 11:00 | John Harrison Richmond v Felipe Mantilla | 3-6,1-6 |
| ITF Netherlands F5 | 2018/08/20 08:00 | George Von Massow v Felipe Mantilla | 6-4,7-6 |
| ITF Netherlands F4 | 2018/08/17 09:00 | Felipe Mantilla v Alexander Lazov | 1-6,6-4,2-6 |
| ITF Netherlands F4 | 2018/08/16 10:05 | Felipe Mantilla v Ryan Nijboer | 6-1,6-3 |
| ITF Netherlands F4 | 2018/08/15 08:00 | Felipe Mantilla v Alexander Merino | 6-1,6-3 |
| Challenger Braunschweig Qual | 2018/07/07 11:20 | Maxime Janvier v Felipe Mantilla | 6-2,6-2 |
| Challenger Braunschweig Qual | 2018/07/07 07:30 | Matthew Dellavedova v Felipe Mantilla | 2-6,2-6 |
| Challenger Marburg Qual | 2018/06/30 16:40 | Felipe Mantilla v Cristian Rodriguez | 3-6,2-6 |