Stadium: Sportna Dvorana Golovec Round: 54 Ground: Clay
| 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 Ošijek | 2023/05/01 13:45 | Marsel Znuderl v Noah Thurner | 4-6,7-6,8-10 |
| ITF - M15 Ošijek | 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 - M25 Split | 2023/04/17 15:30 | Tim Heger v Marsel Znuderl | 4-6,4-6 |
| ITF - M25 Split | 2023/04/17 07:00 | Lamin L Da Silva v Marsel Znuderl | 2-6,6-7 |
| ITF - M15 Sharm El Sheikh | 2023/03/27 08:30 | Marsel Znuderl v Max Benaim | 4-6,2-6 |
| ITF - M15 Cluj Napoca | 2023/06/20 10:00 | Alen Bill v Gabi Adrian Boitan | 1-6,0-6 |
| ITF - M15 Cluj Napoca | 2023/06/19 09:15 | Filip Gabriel Bara v Alen Bill | 5-7,6-3,7-10 |
| ITF - M15 Cluj Napoca | 2023/06/18 09:00 | Alen Bill v Alberto Morolli | 6-7,7-6,11-9 |
| ITF - M25 Skopje | 2023/06/08 11:50 | Kalin Ivanovski v Alen Bill | 6-0,6-0 |
| ITF - M25 Skopje | 2023/06/07 12:25 | Hans Albert Schubert v Alen Bill | 3-6,1-6 |
| ITF - M25 Skopje | 2023/06/06 07:30 | Alen Bill v Veljko Krstic | 6-4,6-2 |
| ITF - M25 Skopje | 2023/06/05 08:00 | Alen Bill v Johannes Prammer | 6-1,6-1 |
| ITF - M25 Skopje | 2023/06/04 09:30 | Alen Bill v Boris Stojanovic | 6-1,6-1 |