4. Round | 10/09/2021 | NK Opatija | - | NK BSK Bijelo Brdo | 0:0 | ||||
5. Round | 15/09/2021 | Dinamo Zagreb II | - | NK Opatija | 2:1 | ||||
6. Round | 18/09/2021 | NK Opatija | - | NK Solin | 1:1 | ||||
7. Round | 26/09/2021 | NK Croatia Zmijavci | - | NK Opatija | 3:0 | ||||
8. Round | 02/10/2021 | NK Osijek II | - | NK Opatija | 0:2 | ||||
9. Round | 16/10/2021 | NK Opatija | - | NK Varaždin | 2:2 | ||||
10. Round | 23/10/2021 | NK Rudeš | - | NK Opatija | 3:0 | ||||
11. Round | 30/10/2021 | NK Opatija | - | NK Jarun | 0:1 | ||||
12. Round | 05/11/2021 | NK Sesvete | - | NK Opatija | 2:1 | ||||
16. Round | 12/02/2022 | NK Opatija | - | HNK Cibalia | 2:1 | ||||
22. Round | 02/04/2022 | NK Opatija | - | NK Croatia Zmijavci | 2:1 | ||||
23. Round | 09/04/2022 | NK Opatija | - | NK Osijek II | 1:2 | ||||
24. Round | 16/04/2022 | NK Varaždin | - | NK Opatija | 4:0 | ||||
25. Round | 23/04/2022 | NK Opatija | - | NK Rudeš | 3:1 | ||||
26. Round | 30/04/2022 | NK Jarun | - | NK Opatija | 2:1 | ||||
27. Round | 06/05/2022 | NK Opatija | - | NK Sesvete | 1:1 | ||||
28. Round | 14/05/2022 | NK Dugopolje | - | NK Opatija | 3:2 | ||||
30. Round | 28/05/2022 | HNK Orijent Rijeka | - | NK Opatija | 3:0 |