Stadium: Court 13 Round: 25 Ground: Hardcourt outdoor
| ITF Greece F5 | 2018/03/26 07:00 | Veldheer, Mick v Niculae, Vlad Cristian | 6-3,6-4 |
| ITF Greece F4 | 2018/03/18 09:30 | Veldheer, Mick v Seifert, Stefan | 7-6,3-6,1-6 |
| ITF Greece F4 | 2018/03/17 08:00 | Veldheer, Mick v Tuukkanen, Aleksi | 6-1,6-1 |
| ITF Portugal F2 | 2018/03/01 14:50 | Manuel Guinard v Veldheer, Mick | 4-6,6-1,6-2 |
| ITF Portugal F2 Qual | 2018/02/26 10:00 | Veldheer, Mick v Pedro Vives Marcos | 6-7,3-6 |
| ITF Portugal F2 Qual | 2018/02/25 13:00 | Veldheer, Mick v Daniel Batista | 7-6,6-4 |
| ITF Portugal F2 Qual | 2018/02/25 10:00 | Veldheer, Mick v Leuch, Vital Flurin | 6-1,6-3 |
| ITF Portugal F2 Qual | 2018/02/24 10:00 | Veldheer, Mick v Rodrigues, Pedro Gabriel | 7-6,6-3 |
| ITF Greece F5 | 2018/03/26 07:00 | Nikita Mashtakov v Kristjan Tamm | 6-4,6-3 |
| ITF Greece F5 | 2018/03/25 10:00 | Nikita Mashtakov v Schramm, Marvin | 6-1,6-4 |
| ITF Greece F5 | 2018/03/24 10:00 | Nikita Mashtakov v Dabic, Milos | 6-2,7-6 |
| ITF Greece F4 | 2018/03/21 12:50 | Nikita Mashtakov v Glvac, Andrej | 3-6,6-3,2-6 |
| ITF Greece F4 | 2018/03/19 08:00 | Glvac, Andrej v Nikita Mashtakov | 6-7,6-4,6-4 |
| ITF Greece F4 | 2018/03/18 09:30 | Alexandros Skorilas v Nikita Mashtakov | 6-7,2-6 |
| ITF Greece F4 | 2018/03/17 07:30 | Pare, Francis v Nikita Mashtakov | 3-6,1-6 |
| ITF Greece F3 | 2018/03/14 14:20 | Kohen, Alan v Nikita Mashtakov | 6-2,6-7,7-6 |