Ground: Clay
| ITF M25 Marburg | 2023/07/07 09:00 | Timo Stodder v Stefan Popovic | 6-1,6-3 |
| ITF M25 Marburg | 2023/07/06 13:10 | Max Wiskandt v Stefan Popovic | 7-6,3-6,6-7 |
| ITF M25 Marburg | 2023/07/05 15:00 | Stefan Popovic v Wilson Leite | 3-6,6-3,6-3 |
| ITF M15 Kursumlijska Banja | 2023/06/23 12:45 | Stefan Popovic v Leonardo Aboian | 6-7,6-7 |
| ITF M15 Kursumlijska Banja | 2023/06/22 09:40 | Stefan Popovic v Marko Topo | 1-6,6-3,7-6 |
| ITF M15 Kursumlijska Banja | 2023/06/21 07:00 | Stefan Popovic v Nicolas Villalon | 6-3,6-1 |
| ITF M15 Kursumlijska Banja | 2023/06/14 12:00 | Stefan Popovic v Joao Eduardo Schiessl | 2-6,6-7 |
| ITF M15 Sarajevo | 2023/06/07 10:05 | Petar Jovanovic v Stefan Popovic | 6-3,6-1 |
| ITF M15 Belgrade | 2023/06/25 09:30 | Nikola Puric v Tadija Radovanovic | 6-4,3-6,10-7 |
| ITF M15 Kursumlijska Banja | 2023/06/18 09:30 | Tadija Radovanovic v Irakli Tsurtsumia | 3-6,7-6,7-10 |
| ITF M15 Kursumlijska Banja | 2023/06/11 09:30 | Tadija Radovanovic v Aleksei Khomich | 2-6,2-6 |
| ITF M15 Kursumlijska Banja | 2023/05/28 11:00 | Tadija Radovanovic v Semen Voronin | 5-7,4-6 |
| ITF M15 Brcko | 2023/05/22 07:30 | Tadija Radovanovic v Radomir Tomic | 2-6,2-6 |
| 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 |