Stadium: Center Court Round: 27 Ground: Clay
| ITF Netherlands F1 MD | 2018/06/25 14:55 | Den Heijer G / Pontjodikromo S v Kerssens M / Molloy J | 6-2,6-3 |
| ITF Qatar F4 MD | 2017/12/07 13:45 | Den Heijer G / Pontjodikromo S v Peniston R / Watson A | 1-6,2-6 |
| ITF Qatar F4 MD | 2017/12/06 15:15 | Semjan M / Zayid M S v Den Heijer G / Pontjodikromo S | 1-6,1-6 |
| ITF Qatar F4 MD | 2017/12/04 16:55 | Den Heijer G / Pontjodikromo S v Ali Mutawa J M / Juksa D | 6-4,6-2 |
| ITF Tunisia F33 MD | 2017/10/31 15:10 | Cabral F / Deus N v Den Heijer G / Pontjodikromo S | 6-3,6-1 |
| ITF Tunisia F32 MD | 2017/10/28 12:55 | Den Heijer G / Pontjodikromo S v Cabral F / Deus N | 3-6,1-6 |
| ITF Tunisia F32 MD | 2017/10/27 13:10 | Den Heijer G / Pontjodikromo S v Esteve Lobato E / Toledo Bague P | 6-1,7-5 |
| ITF Tunisia F32 MD | 2017/10/27 12:00 | Den Heijer G / Pontjodikromo S v Esteve Lobato E / Toledo Bague P | 6-1,6-5 |
| ITF Netherlands F1 MD | 2018/06/25 14:35 | Borg M / Gerritsen S v de Krom/Nijboer | 5-7,3-6 |
| ITF Belgium F1 MD | 2018/06/20 15:40 | de Krom/Nijboer v Reis Da Silva J L / Yamacita F | 4-6,1-6 |
| ITF Belgium F1 MD | 2018/06/19 14:00 | de Krom/Nijboer v Schulte R / Woerner P | 3-6,6-4,10-7 |
| ITF Spain F10 MD | 2018/04/24 11:15 | Hidalgo D / Saez J C v de Krom/Nijboer | 1-6,6-2,10-6 |
| ITF Spain F9 MD | 2018/04/18 13:55 | de Krom/Nijboer v Cachin P / Heras P | 3-6,7-6,3-10 |
| ITF Spain F9 MD | 2018/04/17 09:00 | Giner M / Pla Malfeito J v de Krom/Nijboer | 4-6,4-6 |
| ITF Egypt F11 MD | 2018/03/30 12:30 | Orlov V / Ribeiro Marcondes I v de Krom/Nijboer | 6-3,6-4 |
| ITF Egypt F11 MD | 2018/03/29 12:30 | de Krom/Nijboer v Erler A / Haim M | 6-7,6-4,10-3 |