Stadium: COURT VIKTOR TROICKI Round: 26 Ground: Clay
| 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 Brcko | 2023/05/28 10:00 | Andrej Nedic v Stefan Popovic | 6-4,6-4 |
| ITF M15 Brcko | 2023/05/25 12:05 | Stefan Popovic v Adam Moundir | 6-3,6-3 |
| ITF M15 Brcko | 2023/05/24 12:25 | Daniel Rodrigues v Stefan Popovic | 1-6,3-6 |
| 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 | Ergi Kirkin v Stefan Popovic | 4-6,2-6 |
| ITF M15 Kursumlijska Banja | 2023/06/20 09:15 | Marko Topo v Sean Hess | 6-2,6-4 |
| ITF M15 Kursumlijska Banja | 2023/06/19 12:05 | Marko Topo v Kirill Mishkin | 6-3,6-4 |
| ITF M15 Kursumlijska Banja | 2023/06/18 15:00 | Marko Topo v Henrique S Gomes | 6-2,6-1 |
| Challenger Lyon | 2023/06/11 08:00 | Georgii Kravchenko v Marko Topo | 6-4,4-6,6-2 |
| Challenger Heilbronn | 2023/06/07 16:00 | Matteo Arnaldi v Marko Topo | 2-6,6-3,6-1 |
| Challenger Heilbronn | 2023/06/05 15:20 | Oleksii Krutykh v Marko Topo | 4-6,4-6 |
| Challenger Troisdorf | 2023/05/30 13:25 | Lukas Klein v Marko Topo | 6-3,6-7,6-4 |
| Challenger Skopje | 2023/05/22 11:45 | Alexander Weis v Marko Topo | 6-3,6-3 |