Stadium: Court 2 Round: 25 Ground: Clay
| ITF M25 Nussloch | 2023/01/24 11:45 | Yannik Kelm v Peter Heller | 5-7,2-6 |
| Challenger - Heilbronn | 2022/05/08 11:35 | Sumit Nagal v Yannik Kelm | 6-2,6-1 |
| ITF M15 Duffel | 2023/06/15 10:00 | Jeremy Jahn v Sander Jong | 7-6,6-4 |
| ITF M15 Duffel | 2023/06/13 10:00 | Tom Pisane v Sander Jong | 3-6,1-6 |
| ITF M15 Duffel | 2023/06/12 12:00 | Sander Jong v Antonio Massara | 6-2,6-2 |
| UTR Pro Hilversum | 2023/06/11 06:00 | Sander Jong v Gabriel Alejandro Hidalgo | 6-1,5-0 |
| UTR Pro Hilversum | 2023/06/10 07:30 | Sander Jong v Ivan Sergeyev | 6-2,6-0 |
| UTR Pro Hilversum | 2023/06/09 07:30 | Arthur Nagel v Sander Jong | 6-2,4-6,2-6 |
| UTR Pro Hilversum | 2023/06/08 10:25 | Ole Bredschneijder v Sander Jong | 2-6,1-6 |
| UTR Pro Hilversum | 2023/06/07 11:31 | Twan Van Zijl v Sander Jong | 3-6,0-6 |