Stadium: Court 1 Round: 25 Ground: Clay
| UTR Pro Zadar | 2023/10/18 10:12 | Jerko Brkic v Josip Simundza | 3-6,6-3,3-6 |
| ITF M15 Bol | 2024/05/27 14:00 | Jerko Brkic v Hugo Ouzilou | 6-2,4-6,8-10 |
| ITF M15 Bol | 2024/05/22 14:20 | Gabriele Pennaforti v Jerko Brkic | 6-4,6-2 |
| ITF M15 Bol | 2024/05/21 07:50 | Jerko Brkic v David Schwarc | 6-4,7-5 |
| ITF M15 Bol | 2024/05/20 10:00 | Peter Nad v Jerko Brkic | 1-6,1-6 |
| ITF M15 Bol | 2024/05/19 08:00 | Danylo Semenov v Jerko Brkic | 2-6,2-6 |
| ITF M15 Doboj | 2024/05/10 09:00 | Jerko Brkic v Lilian Marmousez | 3-6,1-6 |
| ITF M15 Doboj | 2024/05/09 09:20 | Denis Klok v Jerko Brkic | 4-6,4-6 |
| ITF M15 Doboj | 2024/05/08 12:20 | Jerko Brkic v Petr Brunclik | 6-2,6-3 |
| ITF M25 Sarajevo | 2024/06/04 11:00 | Josip Simundza v Tristan Nitschke | 6-1,6-3 |
| ITF M15 Bol | 2024/05/28 11:00 | Josip Simundza v Adrian Oetzbach | 4-6,1-6 |
| ITF M15 Bol | 2024/05/23 10:45 | Sebastian Sorger v Josip Simundza | 6-4,6-1 |
| ITF M15 Bol | 2024/05/22 11:40 | Josip Simundza v Nicolas Parizzia | 6-4,6-3 |
| ITF M15 Osijek | 2024/05/03 15:50 | Khumoyun Sultanov v Josip Simundza | 6-4,6-0 |
| ITF M15 Osijek | 2024/05/02 11:25 | Josip Simundza v Mirza Basic | 3-6,7-5,6-4 |
| ITF M15 Osijek | 2024/05/01 08:20 | Josip Simundza v Aldin Setkic | 6-3,6-4 |
| ITF M15 Split | 2024/04/25 10:50 | Josip Simundza v Matej Dodig | 6-4,2-6,6-7 |