Stadium: Hard Court 2 Round: 62 Ground: Hardcourt outdoor
| ITF M15 Novi Sad | 2023/08/02 14:30 | Nikola Jovanovic v Samuel Puskar | 1-6,5-7 |
| ITF M15 Novi Sad | 2023/07/23 15:00 | Shendrit Deari v Nikola Jovanovic | 6-4,6-2 |
| ITF M15 Kursumlijska Banja | 2023/05/29 15:10 | Nikola Jovanovic v Nicolas Villalon | 2-6,2-6 |
| ITF M15 Kursumlijska Banja | 2023/05/28 14:00 | Jacques-Kai Inoue v Nikola Jovanovic | 5-7,4-6 |
| ITF M25 Pirot | 2022/09/18 11:30 | Shunsuke Wakita v Nikola Jovanovic | 7-6,6-4 |
| ITF M15 Zlatibor | 2022/09/12 09:30 | Nikola Jovanovic v Gheorghe Claudiu Schinteie | 4-6,1-6 |
| ITF M15 Zlatibor | 2022/09/11 09:45 | Stefan Ivic v Nikola Jovanovic | 1-6,3-6 |
| ITF M25 Bielsko Biala | 2023/08/14 14:30 | Juliusz Bienkiewicz v Gabriel Matuszewski | 6-1,6-2 |
| ITF M25 Bielsko Biala | 2023/08/14 09:00 | Richard Antoni v Gabriel Matuszewski | 4-6,3-6 |
| ITF M25 Lodz | 2023/08/08 07:30 | Piotr Siekanowicz v Gabriel Matuszewski | 1-6,7-6,10-6 |
| ITF M25 Lodz | 2023/08/07 10:30 | Dawid Wisniewski v Gabriel Matuszewski | 1-6,4-6 |
| ITF M15 Eindhoven | 2023/07/30 10:30 | Brian Bozemoj v Gabriel Matuszewski | 6-2,4-6,10-8 |
| ITF M15 Vejle | 2023/07/25 07:00 | Jack Karlsson Winstrand v Gabriel Matuszewski | 6-2,6-4 |
| ITF M15 Vejle | 2023/07/24 07:00 | Pierre Gimla v Gabriel Matuszewski | 0-6,0-6 |
| ITF M25 Roehampton | 2023/07/16 10:40 | Sean Hodkin v Gabriel Matuszewski | 6-4,6-2 |