Stadium: Court 8 Round: 62 Ground: Clay
| ITF Netherlands F4 | 2018/08/12 12:00 | Hellfritsch, Lucas v Merino, Alexander | 4-6,3-6 |
| ITF Poland F6 | 2018/08/07 08:00 | Hellfritsch, Lucas v Matias Franco Descotte | 1-6,1-6 |
| ITF Poland F6 Qual | 2018/08/06 08:00 | Wojcik, Yann v Hellfritsch, Lucas | 6-7,4-6 |
| ITF Poland F6 Qual | 2018/08/05 09:30 | Mugevicius, Lukas v Hellfritsch, Lucas | 6-4,1-6,0-6 |
| ITF Germany F9 | 2018/07/22 11:00 | Hellfritsch, Lucas v Maik Steiner | 6-7,3-6 |
| ITF Germany F8 Qual | 2018/07/15 08:00 | Puodziunas, Scott v Hellfritsch, Lucas | 6-3,6-3 |
| ITF Germany F6 | 2018/07/02 09:00 | Hellfritsch, Lucas v Boris Fassbender | 5-7,2-6 |
| ITF Germany F4 | 2018/06/16 08:00 | Matthew Dellavedova v Hellfritsch, Lucas | 6-4,6-1 |
| ITF Netherlands F4 | 2018/08/13 07:30 | Allemby, James v Hersey, Jake | 3-6,4-6 |
| ITF Netherlands F4 | 2018/08/11 09:00 | Allemby, James v Roland Stuurman | 6-4,6-2 |
| ITF Germany F11 | 2018/08/05 10:00 | Allemby, James v Maik Steiner | 3-6,1-6 |
| ITF Germany F8 Qual | 2018/07/15 10:00 | Allemby, James v Mansson, Marcus | 4-6,5-7 |
| ITF Hungary F4 Qual | 2018/06/09 08:00 | Martin Zeljenka v Allemby, James | 6-2,6-1 |
| ITF Bosnia and Herzegovina F2 Qual | 2018/05/20 07:00 | Gorazd Srbljak v Allemby, James | 6-2,6-0 |
| ITF Bosnia and Herzegovina F1 Qual | 2018/05/14 08:00 | Alexey Aleshchev v Allemby, James | 6-1,6-2 |
| ITF Bosnia and Herzegovina F1 Qual | 2018/05/12 11:30 | Allemby, James v Vujic, Marko | 6-3,7-5 |