Stadium: Court 3 Round: 54 Ground: Hardcourt outdoor
| ITF M15 Telavi | 2023/10/25 11:10 | Gianluca Cadenasso v Nikola Basic | 7-6,6-1 |
| ITF M25 Telavi | 2023/10/16 06:00 | Nikola Basic v Maxence Bertimon | 4-6,3-6 |
| ITF M15 Bad Waltersdorf | 2023/10/01 09:00 | Nikola Basic v Aljaz Jeran | 5-7,3-6 |
| ITF M25 Zlatibor | 2023/09/28 11:05 | Marko Topo v Nikola Basic | 6-1,6-4 |
| ITF M25 Zlatibor | 2023/09/27 10:20 | Nikola Basic v Aleksandar Mihailovic | 6-4,7-6 |
| ITF M25 Zlatibor | 2023/09/27 07:00 | Nikola Basic v Nikola Kijac | 6-2,6-3 |
| ITF M25 Zlatibor | 2023/09/26 09:30 | Nikola Basic v Jacques-Kai Inoue | 6-3,6-0 |
| Maribor, Singles Main, M-ITF-SLO-06A | 2023/09/08 08:00 | Juan Bautista Torres v Nikola Basic | 4-6,6-0,6-2 |
| ITF - M15 Monastir | 2023/11/12 08:00 | Takahiro Kubo v van Nunen, Max | 2-6,2-6 |
| ITF M25 Monastir | 2023/11/06 08:00 | van Nunen, Max v Gabashvili, Teimuraz | 0-6,0-6 |
| ITF M25 Monastir | 2023/11/05 08:00 | van Nunen, Max v Tom Varzandeh | 6-2,7-5 |
| ITF M25 Oldenzaal | 2023/08/28 08:00 | van Nunen, Max v Jamie Krattiger | 2-6,3-6 |
| ITF M25 Oldenzaal | 2023/08/27 09:30 | Tom Varzandeh v van Nunen, Max | 2-6,6-3,7-10 |
| ITF M15 Huy | 2023/08/20 11:20 | Daniel Verbeek v van Nunen, Max | 6-2,7-6 |
| ITF M25 Koksijde | 2023/08/13 14:30 | van Nunen, Max v Thorben Sannen | 6-0,1-6,2-10 |
| ITF M15 Eupen | 2023/08/07 10:00 | van Nunen, Max v Bouchelaghem, Cesar | 0-6,2-6 |