Stadium: Court 8 Round: 62 Ground: Hardcourt outdoor
| ITF M15 Doboj | 2023/05/08 10:30 | Alen Bill v Nikola Basic | 2-6,4-6 |
| 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 |
| ITF M25 Lesa | 2023/08/20 08:00 | Nikola Basic v Christian Fellin | 6-1,6-4 |
| ITF M25 Osijek | 2023/08/09 13:00 | Nikola Basic v Matej Dodig | 1-6,2-6 |
| ITF M15 Litija | 2023/06/14 12:10 | Nikola Basic v Olaf Pieczkowski | 0-6,2-6 |
| ITF M15 Litija | 2023/06/13 07:00 | Nikola Basic v Igor Dudun | 6-1,6-4 |
| ITF M15 Litija | 2023/06/12 11:00 | Nikola Basic v Leon Benedict | 6-3,6-0 |
| ITF M15 Sarajevo | 2023/06/08 06:55 | Jakub Paul v Nikola Basic | 6-1,6-0 |
| ITF M25 Osijek | 2023/08/06 10:00 | Marco Berti v Alen Bill | 6-1,6-1 |
| ITF M15 Sofia | 2023/07/02 08:00 | Niccolo Ciavarella v Alen Bill | 6-2,6-4 |
| ITF M15 Celje | 2023/06/26 15:25 | Marsel Znuderl v Alen Bill | 6-4,6-1 |
| ITF M15 Cluj Napoca | 2023/06/20 10:00 | Alen Bill v Gabi Adrian Boitan | 1-6,0-6 |
| ITF M15 Cluj Napoca | 2023/06/19 09:15 | Filip Gabriel Bara v Alen Bill | 5-7,6-3,7-10 |
| ITF M15 Cluj Napoca | 2023/06/18 09:00 | Alen Bill v Alberto Morolli | 6-7,7-6,11-9 |
| ITF M25 Skopje | 2023/06/08 11:50 | Kalin Ivanovski v Alen Bill | 6-0,6-0 |
| ITF M25 Skopje | 2023/06/07 12:25 | Hans Albert Schubert v Alen Bill | 3-6,1-6 |