Head to Head
| Croazia - 2.NL | 2023/10/21 13:00 | NK Grobnican v NK Opatija | D | 1-1 |
| Amichevoli Europa | 2023/07/15 06:30 | NK Grobnican v NK Opatija | W | 2-7 |
| Croazia - 2.NL | 2023/04/15 11:00 | NK Opatija v NK Grobnican | W | 2-0 |
| Amichevoli Europa | 2023/02/18 10:00 | NK Grobnican v NK Opatija | L | 2-1 |
| Croazia - 2.NL | 2022/10/08 13:00 | NK Grobnican v NK Opatija | W | 1-2 |
| Croazia - Coppa regionale | 2021/03/23 14:30 | NK Grobnican v NK Opatija | L | 1-0 |