Stadium: Court 3 Round: 62 Ground: Clay
| ITF Belgium F12 Qual | 2017/09/03 15:00 | Hunter Johnson v Kaptan Kaster | 6-1,6-2 |
| ITF Belgium F11 | 2017/08/28 14:35 | Hunter Johnson v Julien Dubail | 2-6,2-6 |
| ITF Belgium F11 | 2017/08/26 10:30 | Hunter Johnson v Maxim Krapivin | 6-3,6-0 |
| ITF USA F27 | 2017/08/09 16:25 | Hunter Johnson v Kevin King | 3-6,2-6 |
| ITF USA F27 Qual | 2017/08/07 14:00 | Hunter Johnson v Martin Joyce | 6-3,6-3 |
| ITF USA F27 Qual | 2017/08/06 15:00 | Hunter Johnson v Agustin Maria Gascia | 6-3,6-3 |
| ITF USA F39 Qual | 2016/11/28 16:00 | Hunter Johnson v Liam Caruana | 4-6,0-6 |
| ITF USA F39 Qual | 2016/11/26 15:00 | Constantin Frantzen v Hunter Johnson | 4-6,4-6 |
| 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 |
| ITF Netherlands F7 | 2017/08/30 11:00 | Paul Monteban v Nico Mertens | 3-6,5-7 |
| ITF Netherlands F7 | 2017/08/29 09:10 | Nico Mertens v David Pichler | 6-3,6-4 |
| ITF Netherlands F6 | 2017/08/22 09:30 | Nico Mertens v Pascal Meis | 6-7,4-6 |
| ITF Netherlands F6 | 2017/08/20 09:00 | Linus Krohn v Nico Mertens | 2-6,6-3,0-6 |
| ITF Netherlands F5 | 2017/08/16 08:00 | Nico Mertens v Stephan Fransen | 6-0,4-6,2-6 |
| ITF Germany F10 | 2017/08/08 11:50 | Nico Mertens v Benjamin Hassan | 6-3,3-6,2-6 |