Stadium: Court 9 Round: 25 Ground: Clay
| ITF M15 Sarajevo | 2022/06/12 13:00 | Bor Artnak v Stefan Popovic | 6-1,7-5 |
| ITF M25 Maribor | 2023/08/31 10:10 | Bor Artnak v David Pichler | 1-6,4-6 |
| ITF M15 Kottingbrunn | 2023/08/18 07:55 | Bor Artnak v David Pichler | 3-6,5-7 |
| ITF M15 Kottingbrunn | 2023/08/17 10:00 | Bor Artnak v Mariano Tammaro | 6-3,7-5 |
| ITF M15 Kottingbrunn | 2023/08/16 11:45 | Bor Artnak v Milos Karol | 7-5,6-3 |
| Challenger Cordenons | 2023/08/07 09:00 | Giovanni Oradini v Bor Artnak | 7-6,6-3 |
| ITF M25 Pitesti | 2023/08/04 08:00 | Bor Artnak v Luca Giacomini | 2-6,6-0,4-6 |
| ITF M25 Pitesti | 2023/08/03 06:00 | Mihai Alexandru Coman v Bor Artnak | 4-6,1-6 |
| ITF M25 Pitesti | 2023/08/02 11:40 | Simeon Terziev v Bor Artnak | 2-6,4-6 |
| ITF M25 Maribor | 2023/08/31 14:25 | Stefan Popovic v Raphael Calzi | 7-6,6-2 |
| ITF M25 Maribor | 2023/08/31 09:50 | Filip Cristian Jianu v Stefan Popovic | 5-7,4-6 |
| Challenger Banja Luka | 2023/08/07 16:00 | Miljan Zekic v Stefan Popovic | 6-3,6-0 |
| Challenger Banja Luka | 2023/08/07 12:20 | Stefan Popovic v Neil Oberleitner | 6-4,6-2 |
| ITF M15 Novi Sad | 2023/08/06 07:30 | Stefan Popovic v Matej Dodig | 6-4,2-6,3-6 |
| ITF M15 Novi Sad | 2023/08/05 08:00 | Valerio Aboian v Stefan Popovic | 6-7,4-6 |
| ITF M15 Novi Sad | 2023/08/04 10:15 | Florent Bax v Stefan Popovic | 6-7,6-2,5-7 |
| ITF M15 Novi Sad | 2023/08/03 09:45 | Miha Vetrih v Stefan Popovic | 3-6,6-4,3-6 |