| 1. Round | 15/08/2020 | NK Dugopolje | - | HNK Cibalia | 2:1 | ||||
| 2. Round | 22/08/2020 | HNK Cibalia | - | NK Međimurje | 3:3 | ||||
| 3. Round | 28/08/2020 | NK Inter Zaprešić | - | HNK Cibalia | 2:0 | ||||
| 4. Round | 12/09/2020 | HNK Cibalia | - | NK Kustošija | 1:2 | ||||
| 5. Round | 15/09/2020 | NK Opatija | - | HNK Cibalia | 0:1 | ||||
| 6. Round | 19/09/2020 | HNK Cibalia | - | Dinamo Zagreb II | 2:1 |  |
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| 7. Round | 27/09/2020 | NK BSK Bijelo Brdo | - | HNK Cibalia | 3:1 | ||||
| 9. Round | 03/10/2020 | NK Sesvete | - | HNK Cibalia | 1:2 | ||||
| 10. Round | 17/10/2020 | HNK Cibalia | - | NK Solin | 1:0 | ||||
| 11. Round | 24/10/2020 | NK Rudeš | - | HNK Cibalia | 1:0 | ||||
| 8. Round | 28/10/2020 | HNK Cibalia | - | Hajduk Split II | 2:1 | |
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| 12. Round | 01/11/2020 | NK Croatia Zmijavci | - | HNK Cibalia | 1:1 |  |
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| 14. Round | 22/11/2020 | HNK Orijent Rijeka | - | HNK Cibalia | 2:0 | ||||
| 15. Round | 28/11/2020 | HNK Cibalia | - | Hrvatski Dragovoljac | 6:0 | |
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| 16. Round | 06/12/2020 | NK Osijek II | - | HNK Cibalia | 0:0 | |
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| 17. Round | 12/12/2020 | HNK Cibalia | - | NK Junak Sinj | 1:2 |
Croatia