Estádio: Court 1 (Center) Round: 25 Ground: Clay
| ITF - M15 Den Haag | 2019/07/02 11:30 | Marc Dijkhuizen v Mislav Bosnjak | 4-6,6-0,15-13 |
| ITF - M15 Den Haag | 2019/07/01 07:30 | Marc Dijkhuizen v Marcel Marlon Sudzum | 6-0,6-2 |
| ITF - M15 Alkmaar | 2019/06/25 09:00 | Charles Broom v Marc Dijkhuizen | 7-5,6-4 |
| ITF - M15 Alkmaar | 2019/06/24 13:00 | Tim Van Der Horst v Marc Dijkhuizen | 6-1,7-5 |
| ITF - M15 Karlskrona | 2019/05/08 08:15 | Marc Dijkhuizen v Alexis Gautier | 4-6,3-6 |
| ITF - M15 Karlskrona | 2019/05/07 11:35 | Marc Dijkhuizen v Eric Ahren Moonga | 6-3,7-6 |
| ITF - M15 Antália | 2019/05/02 09:00 | Bogdan Bobrov v Marc Dijkhuizen | 6-2,6-2 |
| ITF - M15 Antália | 2019/05/01 13:30 | Sandro Kopp v Marc Dijkhuizen | 3-6,5-7 |
| ITF - M15 Alkmaar | 2019/06/26 13:25 | Andrea Bolla v Ryan Nijboer | 6-7,7-5,6-3 |
| ITF - M15 Balatonalmádi | 2019/06/20 08:00 | Ryan Nijboer v Georgii Kravchenko | 7-5,4-6,3-6 |
| ITF - M15 Balatonalmádi | 2019/06/19 09:50 | Ryan Nijboer v Naoki Tajima | 6-3,6-2 |
| ITF - M25 Sunderland | 2019/04/09 10:25 | Zizou Bergs v Ryan Nijboer | 6-2,4-6,6-1 |
| ITF - M25 Bolton | 2019/04/04 09:00 | Ryan Nijboer v Julian Lenz | 3-6,6-7 |
| ITF - M25 Bolton | 2019/04/03 09:00 | George Houghton v Ryan Nijboer | 7-6,6-7,0-6 |
| ITF - M15 Sharm El Sheikh | 2019/02/27 12:00 | Pedro Vives Marcos v Ryan Nijboer | 7-6,2-6,7-6 |
| ITF - M15 Sharm El Sheikh | 2019/02/22 08:00 | Filip Bergevi v Ryan Nijboer | 3-6,6-4,7-6 |