Stadium: Court 10 Round: 26 Ground: Clay
| ITF M25 The Hague | 2023/07/05 14:30 | Simon Beaupain v Wojcik, Jakub | 5-7,2-6 |
| ITF M25 The Hague | 2023/07/03 10:00 | Wojcik, Jakub v Stijn Paardekooper | 6-4,6-2 |
| ITF M25 The Hague | 2023/07/02 08:00 | Wojcik, Jakub v Aaron James Williams | 7-6,5-7,11-9 |
| ITF M25 Arlon | 2023/06/26 13:10 | Wojcik, Jakub v Johann, Lars | 2-6,2-6 |
| UTR Pro Hilversum | 2023/05/06 06:00 | Elgin Khoeblal v Wojcik, Jakub | 6-3,3-6,6-3 |
| UTR Pro Hilversum | 2023/05/05 16:00 | Wojcik, Jakub v Simon Beaupain | 6-3,6-1 |
| UTR Pro Hilversum | 2023/05/04 09:00 | Wojcik, Jakub v van Baal, Aloys Johannes Willem | 6-2,6-3 |
| UTR Pro Hilversum | 2023/05/02 08:22 | Wojcik, Jakub v Alexander Chepik | 6-1,6-4 |
| ITF M25 The Hague | 2023/07/05 14:05 | Kai Wehnelt v Sander Jong | 1-6,2-6 |
| ITF M15 Alkmaar | 2023/07/02 12:10 | Elmer Moller v Sander Jong | 4-6,3-6 |
| 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 |
| Saarlouis, Singles Qualifying M-ITF-GER-07A | 2023/06/25 12:00 | Sander Jong v von Der Schulenburg, Jeffrey | 6-1,6-0 |
| Saarlouis, Singles Qualifying M-ITF-GER-07A | 2023/06/24 11:00 | Joao Fonseca v Sander Jong | 4-6,3-6 |
| Saarlouis, Singles Qualifying M-ITF-GER-07A | 2023/06/23 12:30 | Lodewijk Weststrate v Sander Jong | 3-6,7-5,2-6 |