Stadium: Court 2 Round: 25 Ground: Clay
| ITF M15 Prijedor | 2023/05/18 07:00 | Nazar Oliynykov v Drazen Petrovic | 6-2,6-4 |
| ITF M15 Prijedor | 2023/05/15 09:00 | Dimitrije Zubac v Drazen Petrovic | 4-6,6-3,5-10 |
| ITF M25 Dubrovnik | 2023/04/03 07:00 | Stefano Baldoni v Drazen Petrovic | 7-5,6-0 |
| ITF M15 Rovinj | 2023/03/13 09:00 | Michele Ribecai v Drazen Petrovic | 6-2,6-2 |
| ITF M15 Rovinj | 2023/03/12 09:00 | Drazen Petrovic v Marko Andrejic | 6-3,3-6,10-6 |
| ITF M15 Porec | 2023/03/08 09:00 | Drazen Petrovic v Sebastian Prechtel | 4-6,5-7 |
| ITF M15 Porec | 2023/03/06 12:00 | Drazen Petrovic v Paul Valsecchi | 6-4,1-6,10-4 |
| ITF M15 Porec | 2023/03/05 11:30 | Drazen Petrovic v Gregorio Biondolillo | 4-6,6-4,10-6 |
| ITF M15 Prijedor | 2023/05/18 07:00 | Nikola Basic v Vitali Shvets | 6-2,6-1 |
| ITF M15 Prijedor | 2023/05/17 09:15 | Nikola Basic v Marko Ilic | 6-3,6-4 |
| 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 |