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