Stadium: Court 13 Round: 28 Ground: Clay
| ITF M15 Eindhoven | 2023/08/03 09:00 | Jip Van Assendelft v Stijn Paardekooper | 1-6,3-6 |
| ITF M15 Eindhoven | 2023/08/02 08:45 | Stijn Paardekooper v Maxime Mora | 3-6,6-4,6-2 |
| ITF M15 Eindhoven | 2023/08/01 12:20 | Paul Barbier Gazeu v Stijn Paardekooper | 3-6,4-6 |
| ITF M15 Eindhoven | 2023/07/31 08:00 | Stijn Paardekooper v Rik Muller | 6-2,6-2 |
| ITF M15 Eindhoven | 2023/07/30 10:30 | Elgin Khoeblal v Stijn Paardekooper | 4-6,6-2,8-10 |
| ITF M25 The Hague | 2023/07/03 10:00 | Jakub Wojcik v Stijn Paardekooper | 6-4,6-2 |
| ITF M25 The Hague | 2023/07/02 10:30 | Stijn Paardekooper v Lodewijk Weststrate | 6-2,6-4 |
| ITF M15 Alkmaar | 2023/06/25 10:00 | Guy Den Heijer v Stijn Paardekooper | 4-6,6-4,12-14 |
| ITF M15 Eindhoven | 2023/08/03 09:00 | Jurriaan Bol v Adrian Oetzbach | 3-6,3-6 |
| ITF M15 Eindhoven | 2023/08/02 10:45 | Adrian Oetzbach v Sidane Pontjodikromo | 6-3,6-0 |
| ITF M15 Eindhoven | 2023/08/01 13:50 | Adrian Oetzbach v Jarno Jans | 6-1,6-0 |
| ITF M15 Metzingen | 2023/07/24 12:00 | Adrian Oetzbach v Aaron James Williams | 6-7,6-2,7-10 |
| ITF M15 Metzingen | 2023/07/23 12:00 | Adrian Oetzbach v Alen Mujakic | 6-0,6-3 |
| ITF M15 Uslar | 2023/07/20 11:00 | Stefan Popovic v Adrian Oetzbach | 7-6,6-4 |
| ITF M15 Uslar | 2023/07/19 14:25 | Adrian Oetzbach v Franco Emanuel Egea | 6-1,7-6 |
| ITF M25 Kassel | 2023/07/12 13:20 | Joao Domingues v Adrian Oetzbach | 2-6,7-6,6-2 |