Stadium: Center Court Round: 62 Ground: Clay
| Kuwait F1, Singles Qualifying | 2017/10/28 10:00 | de Valk, Roy Sarut v Yuichiro Inui | 5-7,1-6 |
| ITF Netherlands F5 | 2017/08/14 12:00 | de Valk, Roy Sarut v Bodin, Joris | 7-6,6-7,7-6 |
| ITF Netherlands F5 | 2017/08/13 08:00 | de Valk, Roy Sarut v Clavel, Tom | 6-3,6-1 |
| ITF Belgium F8 Qual | 2017/08/07 08:00 | Kohl, Cristopher v de Valk, Roy Sarut | 2-6,6-2,7-6 |
| ITF Belgium F8 Qual | 2017/08/06 07:30 | Plaza, Marcelo v de Valk, Roy Sarut | 5-7,4-6 |
| ITF Germany F9 | 2017/07/31 15:00 | de Valk, Roy Sarut v Mertens, Nico | 2-6,6-7 |
| ITF Germany F9 | 2017/07/31 09:00 | de Valk, Roy Sarut v Buntsma, Gijs | 2-6,6-2,6-2 |
| ITF Germany F9 | 2017/07/30 13:30 | de Valk, Roy Sarut v Minakov, Mikhail | 6-0,6-0 |
| ITF Germany F4 | 2018/06/17 12:00 | Karlo Cubelic v Morr, Jonathan | 7-5,6-4 |
| ITF Germany F4 | 2018/06/16 08:00 | Boerma, Pelle v Karlo Cubelic | 1-6,2-6 |
| Tunisia F16, Singles Qualifying | 2018/04/22 12:00 | Karlo Cubelic v Pierre, Hugo | 2-6,5-7 |
| Tunisia F15, Singles Qualifying | 2018/04/15 11:30 | Sean Hodkin v Karlo Cubelic | 6-4,6-3 |
| Tunisia F15, Singles Qualifying | 2018/04/14 11:30 | Steiner, Severin v Karlo Cubelic | 1-6,1-6 |
| Tunisia F14, Singles Qualifying | 2018/04/08 11:30 | Clement Tabur v Karlo Cubelic | 6-2,6-3 |
| Tunisia F14, Singles Qualifying | 2018/04/07 09:00 | Kyrychenko, Oleksander v Karlo Cubelic | 7-6,1-6,2-6 |
| ITF Croatia F3 | 2018/03/20 08:30 | Vidak, Antun v Karlo Cubelic | 6-2,6-4 |