Stadium: Court 13 Round: 26 Ground: Clay
| ITF M15 Alkmaar | 2023/07/01 11:50 | Luke Simkiss v Sander Jong | 4-6,1-6 |
| ITF M15 Alkmaar | 2023/06/30 12:05 | Ryan Nijboer v Sander Jong | 3-6,4-6 |
| ITF M15 Alkmaar | 2023/06/27 11:10 | Sander Jong v Matthew Dellavedova | 6-4,6-2 |
| ITF M15 Saarlouis | 2023/06/25 12:00 | Sander Jong v Jeffrey Von Der Schulenburg | 6-1,6-0 |
| ITF M15 Saarlouis | 2023/06/24 11:00 | Joao Fonseca v Sander Jong | 4-6,3-6 |
| ITF M15 Saarlouis | 2023/06/23 12:30 | Lodewijk Weststrate v Sander Jong | 3-6,7-5,2-6 |
| ITF M15 Saarlouis | 2023/06/22 12:30 | Sander Jong v Alex Knaff | 6-4,6-3 |
| ITF M15 Saarlouis | 2023/06/20 11:35 | Yannik Kelm v Sander Jong | 1-6,0-6 |
| ITF M15 Alkmaar | 2023/06/29 12:25 | Mees Rottgering v Elmer Moller | 2-6,3-6 |
| ITF M15 Alkmaar | 2023/06/28 16:20 | Lodewijk Weststrate v Mees Rottgering | 6-7,6-7 |
| ITF M15 Duffel | 2023/06/15 10:00 | Mees Rottgering v Tibo Colson | 4-6,3-6 |
| ITF M15 Duffel | 2023/06/13 12:25 | Mees Rottgering v Olivier Rojas | 6-4,6-4 |