Stadium: Court 4 Round: 25 Ground: Clay
| ITF Croatia F1 | 2018/03/08 09:00 | Vasile Antonescu v Anze Arh | 6-4,6-2 |
| ITF Croatia F1 | 2018/03/07 09:00 | Anze Arh v Kai Lemstra | 7-5,6-1 |
| ITF Croatia F1 | 2018/03/04 15:00 | Anze Arh v Patric Prinoth | 6-1,3-6,6-1 |
| ITF Croatia F1 | 2018/03/04 10:00 | Anze Arh v Buvaysar Gadamauri | 6-0,6-1 |
| ITF Tunisia F40 | 2017/12/18 08:30 | Anze Arh v Boris Butulija | 6-7,5-7 |
| ITF Tunisia F40 | 2017/12/16 08:00 | Ewen Lumsden v Anze Arh | 1-6,7-6,3-6 |
| ITF Tunisia F39 | 2017/12/12 10:00 | Goncalo Oliveira v Anze Arh | 6-0,6-1 |
| ITF Tunisia F38 | 2017/12/04 08:30 | Anze Arh v Carlos Sanchez Jover | 5-7,6-3,6-7 |
| ITF Tunisia F10 | 2018/03/12 08:30 | Nico Mertens v Miles Jones | 6-3,6-3 |
| ITF Tunisia F10 | 2018/03/11 10:30 | Nico Mertens v Simohamed Hirs | 6-2,6-2 |
| ITF Turkey F8 | 2018/02/24 09:30 | Marko Miladinovic v Nico Mertens | 6-2,6-0 |
| ITF Turkey F7 | 2018/02/18 12:30 | Collin Altamirano v Nico Mertens | 6-3,6-0 |
| ITF Turkey F7 | 2018/02/18 06:30 | Nico Mertens v Matteo Masala | 6-1,6-1 |
| ITF Spain F4 | 2018/02/03 13:30 | Vasisht Cheruku v Nico Mertens | 6-2,6-3 |
| ITF Spain F3 | 2018/01/30 09:00 | Oleg Prihodko v Nico Mertens | 7-6,4-6,6-2 |
| ITF Spain F3 | 2018/01/29 09:00 | Gabriel Petit v Nico Mertens | 2-6,6-2,4-6 |