| UTR Pro Tennis Series - Zadar | 2021/11/18 09:00 | Alen Rogic-Hadzalic v Vladan Tadic | 6-3,3-6,5-3 |
| UTR Pro Tennis Series - Zadar | 2021/11/15 15:00 | Alen Rogic-Hadzalic v Oleksii Osadchyi | 6-0,5-1 |
| UTR Pro Tennis Series - Zadar | 2021/11/14 12:00 | Alen Rogic-Hadzalic v Ivan Penev | 6-3,4-6,6-2 |
| UTR Pro Tennis Series - Zadar | 2021/10/03 09:30 | Deni Zmak v Alen Rogic-Hadzalic | 6-4,7-5 |
| UTR Pro Tennis Series - Zadar | 2021/10/02 10:00 | Janos Fekete v Alen Rogic-Hadzalic | 6-0,2-6,4-5 |
| UTR Pro Tennis Series - Zadar | 2021/10/01 11:00 | Myroslav Bondar v Alen Rogic-Hadzalic | 1-6,1-5 |
| UTR Pro Tennis Series - Zadar | 2021/09/30 08:00 | Admir Kalender v Alen Rogic-Hadzalic | 2-6,6-4,5-6 |
| UTR Pro Tennis Series - Zadar | 2021/09/28 08:00 | Borna Devald v Alen Rogic-Hadzalic | 3-6,4-5 |
| UTR Pro Tennis Series - Zadar | 2021/11/18 16:00 | Jerko Brkic v Eduard Shcherbyna | 6-1,6-0 |
| UTR Pro Tennis Series - Zadar | 2021/11/16 16:00 | Jerko Brkic v Mario Radev | 6-3,6-1 |
| UTR Pro Tennis Series - Zadar | 2021/11/14 16:00 | Jerko Brkic v Janos Fekete | 6-2,6-4 |
| ITF - M15 Ulčinj | 2021/09/20 08:00 | Jerko Brkic v Alexandre Aubriot | 1-6,2-6 |
| ITF - M15 Ulčinj | 2021/09/19 09:30 | Jerko Brkic v Martin Muedini | 6-1,7-5 |
| ITF - M15 Ulčinj | 2021/09/13 08:00 | Gianmarco Ferrari v Jerko Brkic | 6-1,6-3 |
| ITF - M15 Ulčinj | 2021/09/12 08:00 | Jerko Brkic v Lior Goldenberg | 6-3,6-0 |
| UTR Pro Tennis Series - Zadar | 2021/07/04 08:30 | Jerko Brkic v Karlo Kajin | 6-4,6-4 |