Stadium: Court 3 Round: 62 Ground: Clay
| ITF Czech Republic F2 Qual | 2018/05/21 08:00 | Leon Hoeveler v Kody Pearson | 6-3,6-7,3-6 |
| ITF Czech Republic F2 Qual | 2018/05/20 09:00 | Leon Hoeveler v Marek Podlesak | 6-1,6-1 |
| ITF Italy F8 Qual | 2018/04/15 12:00 | Wilson Leite v Leon Hoeveler | 6-3,7-6 |
| ITF Italy F7 Qual | 2018/04/08 12:00 | Franco Capalbo v Leon Hoeveler | 6-0,6-2 |
| ITF France F6 Qual | 2018/03/18 10:00 | Alexis Boureau v Leon Hoeveler | 6-1,6-0 |
| ITF France F6 Qual | 2018/03/17 11:40 | Yanis Muesser v Leon Hoeveler | 2-6,1-6 |
| ITF Greece F3 | 2018/03/10 10:00 | Cristopher Kohl v Leon Hoeveler | 6-2,6-3 |
| ITF Greece F2 | 2018/03/03 07:30 | Luca Giacomini v Leon Hoeveler | 6-1,6-1 |
| ITF Germany F4 | 2018/06/17 12:00 | Fabian Penzkofer v Robert Strombachs | 2-6,1-6 |
| ITF Czech Republic F3 Qual | 2018/05/27 09:00 | Mateusz Terczynski v Robert Strombachs | 6-4,6-0 |
| ITF Czech Republic F1 | 2018/05/18 09:00 | Sebastian Fanselow v Robert Strombachs | 6-1,6-3 |
| ITF Czech Republic F1 | 2018/05/15 08:00 | Alessandro Ricci v Robert Strombachs | 1-6,6-3,4-6 |
| ITF Czech Republic F1 | 2018/05/14 10:50 | Robert Strombachs v Antonin Stepanek | 7-6,6-2 |
| ITF Czech Republic F1 | 2018/05/13 08:00 | Robert Strombachs v Stepan Pecak | 6-3,6-2 |
| ITF Poland F2 | 2018/05/08 10:15 | Martins Podzus v Robert Strombachs | 6-1,6-2 |
| ITF Poland F2 | 2018/05/07 09:30 | Tomas Jirousek v Robert Strombachs | 4-6,6-4,5-7 |