Stadium: 4 Round: 26 Ground: Clay
| ITF Poland F1 | 2018/04/30 07:00 | Alexandru Vasile Manole v Jakob Aichhorn | 6-1,6-3 |
| ITF Poland F1 | 2018/04/28 07:00 | Norbert Tadyszak v Jakob Aichhorn | 0-6,6-7 |
| ITF Croatia F1 | 2018/03/04 09:00 | Jakob Aichhorn v Nikolas Lahky | 6-1,6-2 |
| ITF Italy F1 | 2018/02/26 10:00 | Luca Giacomini v Jakob Aichhorn | 6-1,7-6 |
| ITF Italy F1 Qual | 2018/02/25 14:00 | Federico Arnaboldi v Jakob Aichhorn | 4-6,6-0,6-7 |
| ITF Italy F1 Qual | 2018/02/24 15:40 | Jakob Aichhorn v Nicola Ghedin | 6-3,7-6 |
| ITF Switzerland F1 Qual | 2018/02/05 10:30 | Vullnet Tashi v Jakob Aichhorn | 5-7,7-6,6-3 |
| ITF Switzerland F1 Qual | 2018/02/04 11:30 | Constantin Christ v Jakob Aichhorn | 6-7,0-6 |
| ITF Croatia F1 | 2018/03/07 08:00 | Dominik Boehler v Alessandro Ragazzi | 3-6,1-6 |
| ITF Croatia F1 | 2018/03/04 13:00 | Dominik Boehler v Ruslan Khunarikov | 6-3,6-1 |
| ITF Switzerland F1 | 2018/02/06 13:40 | Daniel Masur v Dominik Boehler | 6-2,6-1 |
| ITF Germany F3 Qual | 2018/01/29 16:30 | Dominik Boehler v Kai Lemstra | 7-6,7-6 |
| ITF Germany F3 Qual | 2018/01/28 16:00 | Dominik Boehler v Adriano Quinti | 6-2,6-1 |
| ITF Germany F2 | 2018/01/26 18:30 | Robin Kern v Dominik Boehler | 7-5,6-4 |
| ITF Germany F2 | 2018/01/25 11:45 | Dominik Boehler v Lukas Klein | 6-4,6-1 |
| ITF Germany F2 Qual | 2018/01/22 16:20 | Dominik Boehler v Robert Strombachs | 6-3,6-4 |