Stadium: Court 1 Round: 62 Ground: Clay
| ITF M25 Zlatibor | 2023/09/26 09:30 | Nikola Basic v Jacques-Kai Inoue | 6-3,6-0 |
| ITF M25 Maribor | 2023/09/08 08:00 | Juan Bautista Torres v Nikola Basic | 4-6,6-0,6-2 |
| ITF M25 Maribor | 2023/09/07 10:00 | Nikola Basic v Luka Mikrut | 6-4,6-4 |
| ITF M25 Maribor | 2023/09/06 07:30 | Gal Emersic Potocnik v Nikola Basic | 3-6,6-7 |
| ITF M25 Maribor | 2023/08/31 08:40 | Nikola Basic v Sandro Kopp | 5-7,7-6,0-6 |
| ITF M25 Maribor | 2023/08/30 13:41 | Patrik Jurina v Nikola Basic | 3-6,4-6 |
| ITF M25 Lesa | 2023/08/22 10:25 | Niccolo Catini v Nikola Basic | 6-2,4-6,6-3 |
| ITF M25 Lesa | 2023/08/21 10:55 | Nikola Basic v Gian Marco Ortenzi | 6-7,3-6 |