Stadium: Court 2 Round: 44 Ground: Clay
| ITF M15 Dubrovnik | 2024/04/14 13:30 | Carlo Alberto Fossati v Ivan Kremenchutskyi | 3-6,2-6 |
| ITF M15 Opatija | 2024/03/18 11:00 | Ivan Kremenchutskyi v Stefano D'Agostino | 3-6,1-6 |
| ITF M15 Rovinj | 2024/03/11 13:30 | Ivan Kremenchutskyi v Christian Fellin | 1-6,7-5,8-10 |
| ITF M15 Porec | 2024/03/05 13:00 | Noah Perfetti v Ivan Kremenchutskyi | 4-6,6-3,10-8 |
| ITF M15 Porec | 2024/03/05 09:00 | Tilen Kovac v Ivan Kremenchutskyi | 4-6,1-6 |
| ITF M15 Porec | 2024/03/03 11:30 | Ivan Kremenchutskyi v Nik Mikovic | 6-4,6-1 |
| ITF M25 Doha | 2024/01/14 15:40 | Andrei Cuceu v Ivan Kremenchutskyi | 6-2,6-2 |
| ITF M15 Doha | 2024/01/08 16:50 | Matthieu Chambonniere v Ivan Kremenchutskyi | 7-5,6-3 |
| ITF M15 Dubrovnik | 2024/04/14 14:30 | Charles Bertimon v Josip Simundza | 6-4,4-6,10-12 |
| Challenger Split | 2024/04/07 09:55 | Felix Gill v Josip Simundza | 6-2,6-4 |
| Challenger Zadar | 2024/03/17 15:30 | Sandro Kopp v Josip Simundza | 6-1,6-2 |
| ITF M15 Rovinj | 2024/03/13 09:00 | Luka Pavlovic v Josip Simundza | 6-4,6-4 |
| ITF M15 Porec | 2024/03/06 10:00 | Tommaso Compagnucci v Josip Simundza | 6-2,6-3 |
| ITF M15 Manacor | 2024/01/21 10:00 | Dominique Graf v Josip Simundza | 3-6,6-1,11-9 |
| ITF M15 Manacor | 2024/01/16 11:15 | Kane Bonsach Ganley v Josip Simundza | 6-4,6-4 |
| ITF M15 Manacor | 2024/01/15 11:30 | Markus Malaszszak v Josip Simundza | 3-6,4-6 |