Stadium: COURT VIKTOR TROICKI Round: 27 Ground: Clay
| ITF M15 Kursumlijska Banja | 2023/09/14 11:40 | Stefan Popovic v Romeo Hadzimehmedovic | 6-2,6-3 |
| ITF M15 Kursumlijska Banja | 2023/09/12 10:40 | Stefan Popovic v Jacques-Kai Inoue | 6-1,7-6 |
| ITF M25 Maribor | 2023/09/06 09:30 | Bor Artnak v Stefan Popovic | 6-3,6-1 |
| 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 Kursumlijska Banja | 2023/09/14 10:15 | Gorazd Srbljak v Svyatoslav Gulin | 3-6,4-6 |
| ITF M15 Kursumlijska Banja | 2023/09/12 11:45 | Sergei Pogosian v Svyatoslav Gulin | 1-6,4-6 |
| ITF M15 Haren | 2023/09/07 09:00 | Svyatoslav Gulin v Kai Lemstra | 3-6,6-7 |
| ITF M15 Haren | 2023/09/06 11:00 | Svyatoslav Gulin v Pepijn Bastiaansen | 7-5,6-4 |
| ITF M25 Santander | 2023/08/26 11:20 | Vilius Gaubas v Svyatoslav Gulin | 7-6,4-6,4-6 |
| ITF M25 Santander | 2023/08/25 09:30 | Svyatoslav Gulin v Benjamin Winter Lopez | 7-5,6-0 |
| ITF M25 Santander | 2023/08/24 13:30 | Ryan Nijboer v Svyatoslav Gulin | 6-3,6-7,3-6 |
| ITF M25 Santander | 2023/08/23 12:20 | Svyatoslav Gulin v Fnu Nidunjianzan | 6-4,3-6,6-0 |