Stadium: Court 16 Round: 28 Ground: Hardcourt outdoor
| ITF M15 Frankfurt Am Main | 2023/08/08 09:00 | Kai Lemstra v Matthew William Donald | 6-3,6-1 |
| ITF M15 Monastir | 2023/07/28 08:30 | Kris Van Wyk v Matthew William Donald | 6-1,6-4 |
| ITF M15 Monastir | 2023/07/27 10:25 | Matthew William Donald v Dylan Salton | 6-1,6-1 |
| ITF M15 Monastir | 2023/07/26 10:00 | Matthew William Donald v Gabriele Bosio | 4-6,6-2,6-3 |
| ITF M15 Monastir | 2023/07/18 10:20 | Kody Pearson v Matthew William Donald | 6-1,6-2 |
| ITF M15 Wroclaw | 2023/06/29 08:00 | Matthew William Donald v Sergey Fomin | 2-6,6-4,2-6 |
| ITF M15 Wroclaw | 2023/06/28 09:40 | Fryderyk Lechno-Wasiutynski v Matthew William Donald | 6-4,3-6,4-6 |
| ITF M15 Store | 2023/06/21 11:00 | Lorenzo Bocchi v Matthew William Donald | 6-4,6-4 |
| ITF M15 Eupen | 2023/08/09 13:05 | Sidane Pontjodikromo v Cesar Bouchelaghem | 1-6,5-7 |
| ITF M15 Eindhoven | 2023/08/02 10:45 | Adrian Oetzbach v Sidane Pontjodikromo | 6-3,6-0 |
| ITF M15 Eindhoven | 2023/08/01 15:00 | Abel Forger v Sidane Pontjodikromo | 1-6,2-6 |
| Challenger Amersfoort | 2023/07/16 12:45 | Sidane Pontjodikromo v Elmer Moller | 3-6,6-7 |
| ITF M25 Esch/Alzette | 2023/07/11 08:00 | Sidane Pontjodikromo v Adam Moundir | 6-3,1-6,4-6 |
| ITF M25 The Hague | 2023/07/06 14:35 | Sidane Pontjodikromo v Zura Tkemaladze | 1-6,5-7 |
| ITF M25 The Hague | 2023/07/04 13:05 | Sidane Pontjodikromo v Florian Broska | 6-3,6-4 |
| ITF M15 Alkmaar | 2023/06/29 10:55 | Luke Simkiss v Sidane Pontjodikromo | 6-3,7-5 |