Ground: Clay
| ITF Netherlands F4 | 2015/07/04 10:00 | Roy Sarut De Valk v Marcel Marlon Sudzum | 6-1,6-2 |
| ITF Netherlands F3 | 2015/06/28 09:00 | Marc Dijkhuizen v Roy Sarut De Valk | 6-4,6-3 |
| ITF Netherlands F3 | 2015/06/27 11:00 | Thomas Does v Roy Sarut De Valk | 3-6,3-6 |
| ITF Netherlands F2 Qual | 2015/06/21 09:15 | Guy Den Heijer v Roy Sarut De Valk | 7-6,7-5 |
| ITF Netherlands F2 Qual | 2015/06/20 08:00 | Roy Sarut De Valk v Vincent Van Den Honert | 7-5,6-1 |
| ITF Netherlands F1 Qual | 2015/06/13 08:30 | Roy Sarut De Valk v Lasse Muscheites | 4-6,6-3,3-6 |
| ITF Qatar F1 Qual | 2015/03/28 13:20 | Roy Sarut De Valk v Shahbaaz Khan | 6-7,3-6 |
| ITF Bahrain F1 | 2015/03/24 08:00 | Marko Tepavac v Roy Sarut De Valk | 6-1,6-1 |
| ITF Netherlands F4 | 2015/07/04 08:00 | Johann Willems v Ivan Goluza | 6-2,6-3 |
| ITF Belgium F3 | 2015/06/24 10:40 | Johann Willems v Maxime Tabatruong | 1-6,0-6 |
| ITF Germany F4 | 2015/01/26 10:30 | Vitaliy Sachko v Johann Willems | 4-6,6-4,6-3 |
| ITF Germany F4 | 2015/01/25 13:30 | Johann Willems v Paul Woerner | 6-3,6-3 |
| ITF Germany F4 | 2015/01/25 08:00 | Nico Borter v Johann Willems | 2-6,3-6 |
| ITF Germany F3 | 2015/01/20 14:45 | Johann Willems v Daniel Altmaier | 3-6,3-6 |
| ITF Germany F16 | 2014/10/13 07:30 | Johann Willems v Christian Hirschmueller | 5-7,2-6 |
| ITF Germany F16 | 2014/10/12 07:30 | Denis Kapric v Johann Willems | 4-6,4-6 |