Round: 62 Ground: Clay
| ITF Alemania F11 | 2018/08/09 09:00 | Kevin Kaczynski v Benjamin Hassan | 2-6,1-6 |
| ITF Alemania F11 | 2018/08/08 10:00 | Tejas Chaukulkar v Kevin Kaczynski | 3-6,6-4,1-6 |
| ITF Alemania F11 | 2018/08/07 11:40 | Daniel Baumann v Kevin Kaczynski | 3-6,0-6 |
| ITF Países Bajos F3 | 2018/07/10 13:55 | Stephan Gerritsen v Kevin Kaczynski | 7-6,2-6,6-1 |
| ITF Países Bajos F3 | 2018/07/08 11:30 | Kevin Kaczynski v Javier Naser | 6-0,6-7,7-6 |
| ITF Países Bajos F3 | 2018/07/07 14:00 | Kevin Kaczynski v Baptiste Anselmo | 6-1,3-6,6-3 |
| ITF Países Bajos F3 | 2018/07/07 09:30 | Kevin Kaczynski v Laurens Deelstra | 6-1,1-6,6-4 |
| ITF Países Bajos F2 | 2018/07/04 08:00 | Harri Heliovaara v Kevin Kaczynski | 6-3,6-1 |