Stadium: Court 4 Round: 62 Ground: Clay
| 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 |
| 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 13:30 | 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 Zlatibor | 2023/09/27 07:00 | Aleksandar Mihailovic v Andrea Fiorentini | 6-3,7-6 |
| ITF M15 Kursumlijska Banja | 2023/09/18 11:00 | Aleksandar Mihailovic v Ioannis Kountourakis | 1-6,6-7 |
| ITF M15 Kursumlijska Banja | 2023/09/17 10:30 | Drazen Petrovic v Aleksandar Mihailovic | 3-6,7-5,11-13 |
| ITF M15 Kursumlijska Banja | 2023/09/13 12:15 | Aleksandar Mihailovic v Gorazd Srbljak | 6-3,3-6,2-6 |
| ITF M15 Kursumlijska Banja | 2023/09/12 06:55 | Enrique Bogo v Aleksandar Mihailovic | 7-6,4-6,6-10 |
| ITF M15 Kursumlijska Banja | 2023/09/11 07:00 | Aleksandar Mihailovic v Renlong Pang | 6-1,6-4 |
| ITF M15 Kursumlijska Banja | 2023/09/10 07:00 | Aleksandar Mihailovic v Marko Maric | 7-6,6-3 |
| ITF M15 Pirot | 2023/09/04 10:00 | Antonio Massara v Aleksandar Mihailovic | 6-3,6-1 |