Stadium: Court 5 Round: 62 Ground: Clay
| ITF M15 - Novi Sad | 2023/07/23 07:00 | Marsel Znuderl v Romeo Hadzimehmedovic | 6-4,2-6,11-13 |
| ITF - M15 Celje | 2023/06/27 08:40 | Miha Vetrih v Marsel Znuderl | 6-4,7-6 |
| ITF - M15 Celje | 2023/06/26 15:25 | Marsel Znuderl v Alen Bill | 6-4,6-1 |
| ITF - M25 Kiseljak | 2023/05/30 07:30 | Corey Gaal v Marsel Znuderl | 6-3,6-1 |
| ITF - M25 Kiseljak | 2023/05/29 09:30 | Marsel Znuderl v Kirill Mishkin | 6-7,7-6,11-9 |
| ITF - M15 Osijek | 2023/05/01 13:45 | Marsel Znuderl v Noah Thurner | 4-6,7-6,8-10 |
| ITF - M15 Osijek | 2023/04/30 13:00 | Pierre Antoine Tailleu v Marsel Znuderl | 3-6,6-3,8-10 |
| ITF M25 Split | 2023/04/18 09:50 | Marsel Znuderl v Serafin Zund | 2-6,1-6 |
| ITF M15 - Belgrado | 2023/06/25 12:00 | Gorazd Srbljak v Joao Eduardo Schiessl | 5-7,1-6 |
| ITF - M15 Kursumlijska Banja | 2023/06/22 09:10 | Gorazd Srbljak v Luka Pavlovic | 2-6,2-6 |
| ITF - M15 Kursumlijska Banja | 2023/06/21 10:15 | David Prasievi v Gorazd Srbljak | 1-6,3-6 |
| ITF - M15 Kursumlijska Banja | 2023/06/20 09:20 | Milan Drinic v Gorazd Srbljak | 2-6,4-6 |
| ITF - M15 Kursumlijska Banja | 2023/06/19 11:35 | Irakli Tsurtsumia v Gorazd Srbljak | 2-6,3-6 |
| ITF - M15 Kursumlijska Banja | 2023/06/15 12:00 | Joao Eduardo Schiessl v Gorazd Srbljak | 7-5,6-7,10-8 |
| ITF - M15 Kursumlijska Banja | 2023/06/14 07:25 | Vuk Radjenovic v Gorazd Srbljak | 3-6,6-1,4-6 |
| ITF - M15 Kursumlijska Banja | 2023/06/13 07:00 | Gorazd Srbljak v Gabriel Schenekenberg | 6-3,6-2 |