Stadium: Court 3 Round: 25 Ground: Clay
| ITF Belgium F12 Qual | 2017/09/04 09:00 | Johnson, Hunter v Mertens, Nico | 3-6,2-6 |
| ITF Belgium F12 Qual | 2017/09/03 08:00 | Aramburu, Aitor v Mertens, Nico | 0-6,3-6 |
| ITF Netherlands F7 | 2017/09/01 13:00 | Nick Chappell v Mertens, Nico | 6-2,6-4 |
| ITF Netherlands F7 | 2017/08/30 11:00 | Monteban, Paul v Mertens, Nico | 3-6,5-7 |
| ITF Netherlands F7 | 2017/08/29 09:10 | Mertens, Nico v David Pichler | 6-3,6-4 |
| ITF Netherlands F6 | 2017/08/22 09:30 | Mertens, Nico v Meis, Pascal | 6-7,4-6 |
| ITF Netherlands F6 | 2017/08/20 09:00 | Krohn, Linus v Mertens, Nico | 2-6,6-3,0-6 |
| ITF Netherlands F5 | 2017/08/16 08:00 | Mertens, Nico v Fransen, Stephan | 6-0,4-6,2-6 |
| ITF Belgium F12 Qual | 2017/09/04 11:00 | Voronin, Dimitriy v Giusca, Teodor | 6-1,6-2 |
| ITF Belgium F12 Qual | 2017/09/03 11:00 | Voronin, Dimitriy v Lim, Harry | 6-1,6-4 |
| ITF Belgium F11 | 2017/08/31 07:30 | Dhoe, Benjamin v Voronin, Dimitriy | 7-5,6-0 |
| ITF Belgium F11 | 2017/08/27 08:00 | Voronin, Dimitriy v Munafo, Pedro | 7-6,6-1 |
| ITF Belgium F11 | 2017/08/26 10:30 | Voronin, Dimitriy v Adan Freire Da Silva | 6-3,6-2 |
| ITF Serbia F2 | 2017/08/16 12:00 | Antonio Massara v Voronin, Dimitriy | 6-4,6-1 |
| ITF Serbia F2 Qual | 2017/08/14 07:30 | Voronin, Dimitriy v Bachmaier, Philip | 6-0,6-0 |
| ITF Serbia F1 | 2017/08/08 08:00 | Voronin, Dimitriy v Luka Pavlovic | 4-6,6-4,3-6 |