Round: 62 Ground: Clay
| ITF Spain F15 | 2017/05/21 08:00 | Pol Martin Tiffon v Aitor S Llopis | 1-6,1-6 |
| ITF Spain F15 | 2017/05/20 09:30 | Pol Martin Tiffon v Sid Donarski | 7-6,2-6,6-4 |
| ITF Spain F13 | 2017/05/06 12:30 | Bruno P Navarro v Pol Martin Tiffon | 7-6,6-3 |
| ITF Spain F12 Qual | 2017/04/29 12:30 | Pol Martin Tiffon v Aitor S Llopis | 3-6,0-6 |
| ITF Spain F8 | 2017/03/18 09:45 | Pol Martin Tiffon v Albert Roglan | 3-6,6-4,4-6 |
| ITF Spain F32 | 2016/09/24 11:00 | Pol Martin Tiffon v Alexey Baryshev | 6-7,6-4,1-6 |
| ITF Spain F12 Qual | 2016/04/30 12:45 | Pol Martin Tiffon v Lluis Dolz | 3-6,1-6 |
| ITF Spain F9 Qual | 2016/04/08 13:00 | Pol Martin Tiffon v Enric Guaita-Pais | 7-6,3-6,1-6 |
| ITF Romania F5 | 2017/06/25 11:00 | David Pata v Dietrich Dernowski | 7-5,7-6 |
| ITF Romania F4 | 2017/06/18 09:00 | Calin Manda v Dietrich Dernowski | 6-2,6-1 |
| ITF Spain F16 Qual | 2017/06/03 14:30 | Jose Juarez Caro v Dietrich Dernowski | 7-6,6-4 |
| ITF Tunisia F20 | 2017/05/24 11:25 | Filippo Baldi v Dietrich Dernowski | 6-0,6-0 |
| ITF Tunisia F19 | 2017/05/17 10:40 | Dietrich Dernowski v Christopher Heyman | 1-6,2-6 |
| 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 |