Stadium: Court 2 Round: 62 Ground: Clay
| ITF Spain F8 | 2017/03/17 08:00 | Alberto Berbegal Moreno v Lluis Miralles | 6-1,6-0 |
| ITF France F21 | 2017/09/25 11:50 | Benjamin Hassan v Nico Mertens | 6-4,6-1 |
| ITF France F21 Qual | 2017/09/24 08:00 | Nico Mertens v Tim Van Der Horst | 4-6,6-1,6-4 |
| ITF Belgium F12 | 2017/09/08 11:00 | Marvin Netuschil v Nico Mertens | 6-2,6-4 |
| ITF Belgium F12 | 2017/09/06 11:10 | Nico Mertens v Niels Desein | 6-1,1-6,7-6 |
| ITF Belgium F12 | 2017/09/05 11:45 | Nico Mertens v Dimitriy Voronin | 6-3,7-6 |
| ITF Belgium F12 Qual | 2017/09/04 09:00 | Hunter Johnson v Nico Mertens | 3-6,2-6 |
| ITF Belgium F12 Qual | 2017/09/03 08:00 | Aitor Aramburu v Nico Mertens | 0-6,3-6 |
| ITF Netherlands F7 | 2017/09/01 13:00 | Nick Chappell v Nico Mertens | 6-2,6-4 |