Ground: Clay
| ITF M15 Prijedor | 2023/05/21 10:00 | Andrej Nedic v Viacheslav Bielinskyi | 6-4,2-6,6-1 |
| ITF M15 Prijedor | 2023/05/20 10:45 | Stefan Popovic v Andrej Nedic | 1-6,0-6 |
| ITF M15 Prijedor | 2023/05/20 07:00 | Petr Brunclik v Andrej Nedic | 1-6,6-1,4-10 |
| ITF M15 Prijedor | 2023/05/18 15:20 | Andrej Nedic v Alexandre Aubriot | 6-0,6-0 |
| ITF M15 Prijedor | 2023/05/15 09:00 | Andrej Nedic v Kirill Mishkin | 6-2,6-2 |
| ITF M15 Doboj | 2023/05/10 11:45 | Andrej Nedic v Mirko Martinez | 3-6,6-4,4-6 |
| ITF M15 Osijek | 2023/05/04 12:55 | Andrej Nedic v Mohamed Safwat | 3-6,4-6 |
| ITF M15 Osijek | 2023/05/03 12:15 | Andrej Nedic v Aleksa Pisaric | 6-4,6-2 |
| ITF M15 Brcko | 2023/05/21 07:30 | Radovan Michalik v Tadija Radovanovic | 6-2,5-7,6-10 |
| ITF M25 Kursumlijska Banja | 2023/05/17 12:25 | Miljan Zekic v Tadija Radovanovic | 6-1,6-1 |
| ITF M25 Kursumlijska Banja | 2023/05/16 07:00 | Aleksandar Andic v Tadija Radovanovic | 3-6,2-6 |
| ITF M25 Kursumlijska Banja | 2023/05/15 07:00 | Vladimir Kravec v Tadija Radovanovic | 3-6,0-6 |
| ITF M15 Doboj | 2023/05/07 08:00 | Luka Puljic v Tadija Radovanovic | 6-3,6-4 |
| UTR Pro Thessaloniki | 2023/04/30 05:00 | Jiri Jenicek v Tadija Radovanovic | 7-6,6-3 |
| UTR Pro Thessaloniki | 2023/04/29 06:30 | Tadija Radovanovic v Samuel Kyjaci | 6-1,6-3 |
| UTR Pro Thessaloniki | 2023/04/28 05:00 | Tadija Radovanovic v Michalis Sakellaridis | 6-3,6-2 |