Stadium: Court 6 Round: 62 Ground: Clay
| ITF M15 Doboj | 2023/05/10 08:00 | Nikola Basic v Lautaro Agustin Falabella | 3-6,6-4,5-7 |
| ITF M15 Doboj | 2023/05/08 10:30 | Alen Bill v Nikola Basic | 2-6,4-6 |
| ITF M15 Osijek | 2023/05/03 10:05 | Lautaro Agustin Falabella v Nikola Basic | 6-1,7-6 |
| ITF M25 Split | 2023/04/19 08:00 | Nikola Basic v Eric Vanshelboim | 3-6,2-6 |
| ITF M25 Dubrovnik | 2023/04/05 07:00 | Nikola Basic v Sebastian Gima | 0-6,1-6 |
| ITF M25 Dubrovnik | 2023/04/04 08:30 | Nikola Basic v Miha Vetrih | 6-4,6-0 |
| ITF M25 Dubrovnik | 2023/04/03 10:25 | Nikola Basic v Lovro Maricic | 6-0,6-1 |
| UTR Pro Zadar | 2023/04/01 11:00 | Duje Kekez v Nikola Basic | 6-3,6-2 |
| ITF M25 Kursumlijska Banja | 2023/05/08 11:20 | Jacques-Kai Inoue v Simone Agostini | 1-6,3-6 |
| ITF M25 Kursumlijska Banja | 2023/05/07 10:30 | Jacques-Kai Inoue v Darko Kolevski | 7-5,6-1 |
| ITF M15 Kursumlijska Banja | 2023/05/01 08:00 | Sergei Pogosian v Jacques-Kai Inoue | 6-2,7-5 |
| ITF M15 Kursumlijska Banja | 2023/04/30 09:30 | Vladimir Kravec v Jacques-Kai Inoue | 4-6,4-6 |
| ITF M15 Kursumlijska Banja | 2023/04/23 12:00 | Jacques-Kai Inoue v Romeo Hadzimehmedovic | 3-6,6-7 |