Estadio: Kvarner 4 Round: 62 Ground: Clay
| ITF M25 Opatija | 2023/03/20 14:30 | Dusan Obradovic v Lorenzo Vatteroni | 5-7,6-2,10-6 |
| ITF M15 Rovinj | 2023/03/15 12:55 | Riccardo Balzerani v Dusan Obradovic | 6-3,7-5 |
| ITF M15 Rovinj | 2023/03/14 11:00 | Dusan Obradovic v Artem Podorozhnyi | 6-0,6-2 |
| ITF M15 Rovinj | 2023/03/13 10:30 | Dusan Obradovic v Simone Agostini | 7-6,7-6 |
| ITF M15 Rovinj | 2023/03/12 12:00 | Dusan Obradovic v Niklas Waldner | 6-1,6-2 |
| ITF M15 Monastir | 2023/01/10 12:25 | Sebastian Gima v Dusan Obradovic | 6-3,6-2 |
| ITF M15 Monastir | 2023/01/03 10:40 | Vladislav Ivanov v Dusan Obradovic | 4-6,6-3,6-4 |
| ITF M25 Monastir | 2022/11/30 13:25 | Dusan Obradovic v Mohamed Aziz Dougaz | 6-1,4-6,1-6 |
| ITF M25 Opatija | 2023/03/20 13:30 | Jan Dimitrijevic v Federico Marchetti | 1-6,1-6 |
| ITF M25 Opatija | 2023/03/19 10:30 | Igor Dudun v Federico Marchetti | 6-7,3-6 |
| ITF M15 Rovinj | 2023/03/15 09:00 | Federico Marchetti v Luka Mikrut | 1-6,2-6 |
| ITF M15 Rovinj | 2023/03/14 09:00 | Luca Castagnola v Federico Marchetti | 6-3,3-6,13-11 |
| ITF M15 Rovinj | 2023/03/13 09:00 | Maks Lukman v Federico Marchetti | 6-7,7-6,4-10 |
| ITF M15 Rovinj | 2023/03/12 09:00 | Federico Marchetti v Giannicola Misasi | 6-4,6-3 |
| ITF M15 Porec | 2023/03/06 10:55 | Aljaz Jeran v Federico Marchetti | 6-1,5-7,10-7 |
| ITF M15 Porec | 2023/03/05 12:00 | Piotr Czaczkowski v Federico Marchetti | 5-7,1-6 |