Stadium: Court 9 Round: 62 Ground: Clay
| ITF Turkey F43 | 2017/11/11 08:30 | Guillaume Dermiens v Moritz Trocker | 2-6,6-7 |
| ITF Turkey F38 | 2017/10/07 07:00 | Guillaume Dermiens v Jakob Johansson-Holm | 1-6,4-6 |
| ITF Turkey F37 | 2017/10/01 09:00 | Guillaume Dermiens v Philipp Schroll | 5-7,2-6 |
| ITF Turkey F36 | 2017/09/23 07:30 | Durukan Durmus v Guillaume Dermiens | 3-6,6-4,6-1 |
| ITF Belgium F10 Qual | 2017/08/20 12:35 | Alexis Klegou v Guillaume Dermiens | 6-2,6-1 |
| ITF Belgium F10 Qual | 2017/08/19 10:55 | Guillaume Dermiens v Simon Musset | 7-6,6-3 |
| ITF Belgium F9 | 2017/08/13 09:00 | Arnaud Graisse v Guillaume Dermiens | 6-4,6-3 |
| ITF Belgium F9 | 2017/08/12 08:00 | Guillaume Dermiens v Goran Duquesne | 6-3,4-6,6-4 |