Round: 26 Ground: Clay
| ITF Netherlands F6 | 2016/08/23 15:00 | Ubiergo, Jordan v Westerhof, Boy | 4-6,4-6 |
| ITF Netherlands F3 | 2015/07/01 12:00 | Banes, Maverick v Westerhof, Boy | 6-1,6-0 |
| ITF Netherlands F3 | 2015/06/30 10:00 | Niels Lootsma v Westerhof, Boy | 6-7,4-6 |
| Wimbledon Qual | 2015/06/24 10:00 | Westerhof, Boy v Elias Ymer | 6-7,5-7 |
| Wimbledon Qual | 2015/06/22 16:35 | Clezar, Guilherme v Westerhof, Boy | 5-7,4-6 |
| ITF Netherlands F1 | 2015/06/18 17:50 | Westerhof, Boy v Alexey Vatutin | 4-6,2-6 |
| ITF Netherlands F1 | 2015/06/18 12:25 | Westerhof, Boy v Neis, Fabricio | 6-4,6-1 |
| ITF China F2 Qual | 2015/04/14 02:00 | Westerhof, Boy v Kim, Young Seok | 6-2,6-4 |
| ITF Netherlands F6 | 2016/08/23 11:20 | Willekes Macdonald, Robert v de Valk, Roy Sarut | 6-3,6-7,0-6 |
| ITF Netherlands F5 | 2016/08/16 12:30 | Antoine Hoang v de Valk, Roy Sarut | 6-0,6-1 |
| ITF Belgium F9 | 2016/08/10 09:30 | de Valk, Roy Sarut v Jaume Munar | 1-6,3-6 |
| ITF Belgium F9 | 2016/08/09 08:00 | de Valk, Roy Sarut v Simon Beaupain | 6-0,6-0 |
| ITF Belgium F8 | 2016/08/03 11:10 | de Valk, Roy Sarut v Monteban, Paul | 6-7,2-6 |
| ITF Lithuania F1 | 2016/07/19 08:00 | de Valk, Roy Sarut v Fortuna, Claudio | 6-7,1-6 |
| ITF Germany F7 | 2016/07/12 10:35 | Sude, Jakob v de Valk, Roy Sarut | 6-1,6-3 |
| ITF Germany F7 | 2016/07/11 16:00 | de Valk, Roy Sarut v Walder, Jordi | 7-6,6-2 |