| 18. Spieltag | 14.02.2021 | NK BSK Bijelo Brdo | - | Dinamo Zagreb II | 1:0 | ||||
| 19. Spieltag | 20.02.2021 | NK BSK Bijelo Brdo | - | NK Croatia Zmijavci | 1:2 | ||||
| 20. Spieltag | 28.02.2021 | NK BSK Bijelo Brdo | - | Hajduk Split II | 2:0 | ||||
| 21. Spieltag | 07.03.2021 | NK BSK Bijelo Brdo | - | NK Sesvete | 2:1 |  |
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| 23. Spieltag | 21.03.2021 | NK BSK Bijelo Brdo | - | NK Rudeš | 1:3 |  |
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| 26. Spieltag | 17.04.2021 | HNK Orijent Rijeka | - | NK BSK Bijelo Brdo | 0:0 | ||||
| 27. Spieltag | 20.04.2021 | NK BSK Bijelo Brdo | - | Hrvatski Dragovoljac | 1:0 | ||||
| 28. Spieltag | 24.04.2021 | NK Osijek II | - | NK BSK Bijelo Brdo | 3:0 | |
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| 29. Spieltag | 30.04.2021 | NK BSK Bijelo Brdo | - | NK Junak Sinj | 2:1 | |
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| 30. Spieltag | 08.05.2021 | NK Dugopolje | - | NK BSK Bijelo Brdo | 2:0 | |
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| 32. Spieltag | 15.05.2021 | NK Inter Zaprešić | - | NK BSK Bijelo Brdo | 2:1 | ||||
| 33. Spieltag | 23.05.2021 | NK BSK Bijelo Brdo | - | NK Kustošija | 3:3 |
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