Stadium: Court 8 Round: 25 Ground: Hardcourt outdoor
| ITF Portugal F1 | 2018/02/24 13:05 | Yannick Mertens v Tiago Cacao | 3-6,6-4,4-6 |
| ITF Portugal F1 | 2018/02/23 11:25 | Yannick Mertens v Igor Marcondes | 3-6,6-4,6-1 |
| ITF Portugal F1 | 2018/02/22 15:05 | Yannick Mertens v Jaime Fermosell | 7-5,6-2 |
| ITF Portugal F1 | 2018/02/20 11:45 | Yannick Mertens v Fernando Bogajo | 7-6,6-1 |
| ITF Great Britain F3 | 2018/02/13 12:15 | Evan Furness v Yannick Mertens | 4-6,7-5,6-4 |
| ITF Great Britain F1 | 2018/02/04 11:00 | Scott Griekspoor v Yannick Mertens | 6-1,7-6 |
| ITF Great Britain F1 | 2018/02/03 10:00 | Yannick Mertens v Matteo Viola | 7-6,6-1 |
| ITF Great Britain F1 | 2018/02/02 10:00 | Neil Pauffley v Yannick Mertens | 6-7,4-6 |
| ITF Israel F1 | 2018/03/04 08:00 | Patrik Niklas-Salminen v Nikolay Kolobaev | 6-2,6-0 |
| ITF Israel F1 | 2018/03/03 10:30 | Patrik Niklas-Salminen v George Goldhoff | 6-3,6-2 |
| ITF Turkey F3 | 2018/01/25 07:00 | Patrik Niklas-Salminen v Gianluca Mager | 3-6,2-6 |
| ITF Turkey F3 | 2018/01/23 07:30 | Patrik Niklas-Salminen v Vazha Shubladze | 6-2,6-2 |
| ITF Turkey F3 | 2018/01/22 10:00 | Patrik Niklas-Salminen v Gleb Alekseenko | 6-0,6-0 |
| ITF Finland F4 | 2017/11/15 14:00 | Tom Jomby v Patrik Niklas-Salminen | 6-3,4-6,7-5 |
| ITF Finland F4 | 2017/11/14 19:55 | Patrik Niklas-Salminen v Matteo Viola | 6-4,3-6,7-5 |
| ITF Estonia F4 | 2017/11/07 09:00 | Patrik Niklas-Salminen v Marat Deviatiarov | 6-7,6-1,3-6 |