Stadium: Center Court Round: 28 Ground: Clay
| ITF M15 Metzingen | 2023/07/28 10:50 | Kai Lemstra v Sander Jong | 6-3,0-6,2-6 |
| ITF M15 Metzingen | 2023/07/27 11:00 | Giuseppe La Vela v Sander Jong | 1-6,7-6,5-7 |
| ITF M15 Metzingen | 2023/07/26 12:30 | John Sperle v Sander Jong | 2-6,7-5,2-6 |
| Challenger Amersfoort | 2023/07/17 16:45 | Rudolf Molleker v Sander Jong | 6-4,7-6 |
| ITF M25 The Hague | 2023/07/07 12:35 | Sander Jong v Deney Wassermann | 3-6,6-7 |
| ITF M25 The Hague | 2023/07/06 16:10 | Jakub Wojcik v Sander Jong | 6-7,2-6 |
| 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 Metzingen | 2023/07/28 13:50 | Stefan Popovic v Nicola Kuhn | 4-6,4-6 |
| ITF M15 Metzingen | 2023/07/27 15:00 | Nicola Kuhn v Dominik Kellovsky | 6-3,6-2 |
| ITF M15 Metzingen | 2023/07/26 15:35 | Lasse Poertner v Nicola Kuhn | 6-7,2-6 |
| Challenger Ortisei | 2022/10/23 10:45 | Nicola Kuhn v Terence Atmane | 6-7,4-6 |
| Challenger Hamburg | 2022/10/19 12:15 | Nicola Kuhn v Jelle Sels | 6-4,4-6,1-6 |
| Challenger Nonthaburi | 2022/09/06 03:00 | Yuta Shimizu v Nicola Kuhn | 6-1,6-2 |
| Challenger Nonthaburi | 2022/08/25 06:00 | Nicola Kuhn v Valentin Vacherot | 5-7,3-6 |
| Challenger Nonthaburi | 2022/08/23 03:30 | Nicola Kuhn v Benjamin Lock | 7-5,6-3 |