Stadium: Court 4 Round: 25 Ground: Clay
| ITF M15 Haren | 2023/09/08 16:05 | Kai Lemstra v Thiemo De Bakker | 3-6,6-7 |
| ITF M15 Haren | 2023/09/07 09:00 | Svyatoslav Gulin v Kai Lemstra | 3-6,6-7 |
| ITF M15 Haren | 2023/09/06 11:30 | Kai Lemstra v Mika Lipp | 6-3,6-4 |
| ITF M15 Allershausen | 2023/09/02 12:00 | Adrian Oetzbach v Kai Lemstra | 6-4,6-3 |
| ITF M15 Allershausen | 2023/09/01 15:25 | Kai Lemstra v Daniel De Jonge | 7-5,6-1 |
| ITF M15 Allershausen | 2023/08/31 12:15 | Kai Lemstra v Taym Alazmeh | 6-2,6-2 |
| ITF M15 Allershausen | 2023/08/30 10:00 | Luca Wiedenmann v Kai Lemstra | 3-6,1-6 |
| ITF M15 Trier | 2023/08/24 10:30 | Max Wiskandt v Kai Lemstra | 6-4,6-4 |
| ITF M15 Satu Mare | 2023/09/12 07:00 | Simone Agostini v Vasil Yehorov | 6-2,6-2 |
| ITF M15 Satu Mare | 2023/09/11 07:00 | Simone Agostini v Pavel Gula | 3-6,6-1,10-2 |
| ITF M15 Constanta | 2023/09/06 07:00 | Simone Agostini v Vlad Cristian Breazu | 6-4,4-6,4-6 |
| ITF M15 Constanta | 2023/09/05 08:35 | Stefan A Andreescu v Simone Agostini | 6-2,6-1 |
| ITF M15 Constanta | 2023/09/04 07:00 | Andrea Rita v Simone Agostini | 5-7,2-6 |
| ITF M15 Constanta | 2023/09/03 06:00 | Razvan Baiant v Simone Agostini | 6-3,3-6,7-10 |
| ITF M15 Kursumlijska Banja | 2023/08/29 06:55 | Alessandro Bellifemine v Simone Agostini | 6-4,7-5 |
| ITF M15 Kursumlijska Banja | 2023/08/28 07:00 | Pavle Daljev v Simone Agostini | 2-6,2-6 |