Round: 62 Ground: Hardcourt outdoor
| ITF Greece F4 | 2018/03/21 08:00 | Riccardo Balzerani v Robert Strombachs | 6-2,6-2 |
| ITF Greece F4 | 2018/03/19 08:00 | Robert Strombachs v Kristjan Tamm | 6-4,6-7,6-0 |
| ITF Greece F4 | 2018/03/17 07:30 | Yates Johnson v Robert Strombachs | 3-6,1-6 |
| ITF Greece F3 | 2018/03/12 08:00 | Tim Van Terheijden v Robert Strombachs | 6-3,6-0 |
| ITF Greece F3 | 2018/03/11 11:00 | Robert Strombachs v Franco Feitt | 6-4,6-2 |
| ITF Greece F3 | 2018/03/10 10:00 | Robert Strombachs v Vlad Cristian Niculae | 6-1,6-2 |
| ITF Greece F2 | 2018/03/03 07:30 | Robert Strombachs v Matej Maruscak | 3-6,6-7 |
| ITF Germany F2 Qual | 2018/01/22 16:20 | Dominik Boehler v Robert Strombachs | 6-3,6-4 |
| ITF Greece F4 | 2018/03/18 09:30 | Daniel De Jonge v Conor Berg | 1-6,4-6 |
| ITF Greece F4 | 2018/03/17 08:00 | Pietro Miki v Daniel De Jonge | 0-6,2-6 |
| ITF Germany F15 | 2017/10/15 07:00 | Daniel De Jonge v Alexander Kuerschner | 4-6,4-6 |
| ITF Germany F14 | 2017/10/09 10:00 | Osman Torski v Daniel De Jonge | 6-3,6-2 |
| ITF Germany F14 | 2017/10/08 11:30 | Daniel De Jonge v Jessy Kalambay | 7-6,6-4 |
| ITF Belgium F11 | 2017/08/26 10:30 | Daniel De Jonge v Anton Chekhov | 3-6,0-6 |
| ITF Netherlands F5 | 2017/08/13 11:00 | Joris Bodin v Daniel De Jonge | 6-0,6-4 |
| ITF Netherlands F5 | 2017/08/12 08:00 | Tim Slager v Daniel De Jonge | 4-6,5-7 |