Stadium: Court 3 Round: 26 Ground: Carpet indoor
| ITF Germany F16 | 2018/10/23 15:10 | de Valk, Roy Sarut v Facundo Juarez | 7-6,4-6,6-3 |
| ITF Germany F16 | 2018/10/22 11:30 | de Valk, Roy Sarut v Sizya Ernest Kivanda | 6-4,6-3 |
| ITF Germany F16 | 2018/10/21 08:00 | Mayer, Patrick v de Valk, Roy Sarut | 3-6,2-6 |
| ITF Germany F16 | 2018/10/21 08:00 | de Valk, Roy Sarut v Eisenzapf, David | 6-4,3-6,6-3 |
| ITF Netherlands F3 | 2018/07/07 14:00 | Dhoe, Benjamin v de Valk, Roy Sarut | 6-4,2-6,6-4 |
| ITF Netherlands F3 | 2018/07/07 11:30 | de Valk, Roy Sarut v Benson, Corbin | 6-3,6-1 |
| ITF Germany F4 | 2018/06/20 11:45 | de Valk, Roy Sarut v Matthew Dellavedova | 6-7,7-5,0-6 |
| ITF Germany F4 | 2018/06/20 10:30 | de Valk, Roy Sarut v Matthew Dellavedova | 6-7,7-5,0-5 |
| ITF Germany F16 | 2018/10/23 17:20 | Cayre, Paul v Boehler, Dominik | 4-6,3-6 |
| ITF Germany F15 | 2018/10/14 10:00 | Vadym Ursu v Boehler, Dominik | 6-7,6-4,6-7 |
| ITF Germany F15 | 2018/10/13 09:00 | Boehler, Dominik v Presuhn, Bastien | 6-1,6-0 |
| ITF Germany F15 | 2018/10/12 10:00 | Matsukevitch, Denis v Boehler, Dominik | 4-6,5-7 |
| ITF Germany F15 | 2018/10/10 09:00 | Gamble, Luke Jacob v Boehler, Dominik | 4-6,2-6 |
| ITF Germany F14 | 2018/10/07 12:00 | Cayre, Paul v Boehler, Dominik | 2-6,3-6 |
| ITF Germany F14 | 2018/10/06 13:15 | Boehler, Dominik v Francesco Ferrari | 6-4,7-5 |
| ITF Germany F14 | 2018/10/05 10:00 | Mayer, Patrick v Boehler, Dominik | 2-6,2-6 |