Stadium: Court 1 Round: 54 Ground: Carpet indoor
| ITF M15 Danderyd | 2023/09/21 09:35 | Giles Hussey v Daniel De Jonge | 3-6,6-4,6-1 |
| ITF M15 Danderyd | 2023/09/20 08:00 | Ben Jones v Daniel De Jonge | 2-6,4-6 |
| ITF M15 Danderyd | 2023/09/19 10:05 | Daniel De Jonge v Filip Stidell | 6-2,6-1 |
| ITF M15 Danderyd | 2023/09/18 08:00 | Daniel De Jonge v Thomas George Brun | 6-2,6-1 |
| ITF M15 Allershausen | 2023/09/01 15:25 | Kai Lemstra v Daniel De Jonge | 7-5,6-1 |
| ITF M15 Allershausen | 2023/08/31 10:00 | Mark Wallner v Daniel De Jonge | 5-7,2-6 |
| ITF M15 Allershausen | 2023/08/30 10:00 | Daniel De Jonge v Dominik Boehler | 6-4,7-6 |
| ITF M15 Huy | 2023/08/24 09:00 | Buvaysar Gadamauri v Daniel De Jonge | 6-4,6-3 |