Round: 25 Ground: Clay
| ITF Spain F11 | 2017/04/23 13:00 | Dietrich Dernowski v Jaime Fermosell | 3-6,6-3,3-6 |
| ITF Spain F10 | 2017/04/05 11:30 | Attila Balazs v Dietrich Dernowski | 6-1,6-2 |
| ITF Spain F10 Qual | 2017/04/01 08:00 | Jorge L-Perez Fuster v Dietrich Dernowski | 6-2,6-0 |
| ITF Spain F9 Qual | 2017/03/25 12:00 | Dietrich Dernowski v Pablo Irigaray Guarne | 2-6,2-6 |
| ITF Spain F8 | 2017/03/17 12:00 | Dietrich Dernowski v Antonio J A Hernandez | 6-2,2-6,1-6 |
| ITF Spain F7 | 2017/03/11 10:30 | Dietrich Dernowski v Lazar Vojinovic | 4-6,5-7 |
| ITF Tunisia F9 | 2017/03/06 10:00 | Francois-Arthur Vibert v Dietrich Dernowski | 6-2,6-0 |
| ITF Tunisia F9 | 2017/03/05 08:00 | Dietrich Dernowski v Philipp Schroll | 6-1,6-4 |
| ITF Tunisia F18 | 2017/05/12 09:00 | Thomas Brechemier v Christopher Heyman | 6-4,6-2 |
| ITF Tunisia F18 | 2017/05/11 12:40 | Miguel Semmler v Christopher Heyman | 3-6,6-7 |
| ITF Tunisia F18 | 2017/05/10 09:00 | Federico Moreno v Christopher Heyman | 2-6,3-6 |
| ITF Tunisia F16 | 2017/04/23 09:00 | Christopher Heyman v Pierre Louis Dodens | 6-3,6-1 |
| ITF Tunisia F15 | 2017/04/19 08:30 | Ljubomir Celebic v Christopher Heyman | 2-6,6-4,6-1 |
| ITF Tunisia F14 | 2017/04/16 09:00 | Jules Okala v Christopher Heyman | 4-6,3-6 |
| ITF Tunisia F14 | 2017/04/14 12:00 | Jonathan Kanar v Christopher Heyman | 3-6,3-6 |
| ITF Tunisia F14 | 2017/04/12 10:05 | Geoffrey Blancaneaux v Christopher Heyman | 5-7,6-3,3-6 |