Stadium: Eden 1 Round: 62 Ground: Clay
| ITF - Porec M15 | 2023/03/05 11:30 | Josip Simundza v Aljaz Jeran | 6-3,6-1 |
| UTR Pro - Zadar | 2023/03/04 11:00 | Vanja Hodzic v Josip Simundza | 6-3,5-7,5-7 |
| UTR Pro - Zadar | 2023/03/03 11:00 | Alessandro Ingarao v Josip Simundza | 6-4,6-2 |
| UTR Pro - Zadar | 2023/03/02 14:30 | Radomir Tomic v Josip Simundza | 6-2,3-6,6-0 |
| UTR Pro - Zadar | 2023/03/02 11:00 | David Pichler v Josip Simundza | 6-4,6-2 |
| UTR Pro - Zadar | 2023/02/28 07:00 | Milan Drinic v Josip Simundza | 4-6,6-3,4-6 |
| ITF - Maribor M25 - Kwalifikacje | 2022/09/04 12:30 | Radomir Tomic v Josip Simundza | 1-6,6-2,14-12 |
| ITF - Maribor M25 | 2022/08/28 09:45 | Josip Simundza v Tim Heger | 4-6,4-6 |
| ITF - Porec M15 | 2023/03/06 08:55 | Jaka Protic Zakelj v Alessio Zanotti | 2-6,0-6 |
| ITF - Porec M15 | 2023/03/05 09:00 | Jaka Protic Zakelj v Federico Valle | 7-6,6-4 |
| ITF - Sozopol M15 | 2022/10/10 09:30 | Pavel Shumeiko v Jaka Protic Zakelj | 6-7,6-1,10-4 |
| ITF - Sozopol M15 | 2022/10/09 15:20 | Jaka Protic Zakelj v Mikołaj Lis | 6-7,6-4,10-7 |
| ITF - Sozopol M15 | 2022/10/02 12:00 | Jaka Protic Zakelj v Matic Dimic | 4-6,4-6 |
| ITF - Pirot M25 | 2022/09/19 08:00 | Jaka Protic Zakelj v Strahinja Rakic | 7-5,4-6,5-10 |
| ITF - Pirot M25 | 2022/09/18 09:30 | Samuil Konov v Jaka Protic Zakelj | 1-6,3-6 |
| ITF - Zlatibor M15 | 2022/09/15 11:00 | Gauthier Onclin v Jaka Protic Zakelj | 6-2,6-1 |