| 16. Round | 04/12/2020 | NK Inter Zaprešić | - | Hajduk Split II | 3:1 | ||||
| 18. Round | 12/02/2021 | Hajduk Split II | - | NK Opatija | 2:2 | ||||
| 19. Round | 21/02/2021 | Dinamo Zagreb II | - | Hajduk Split II | 2:3 | ||||
| 22. Round | 12/03/2021 | NK Sesvete | - | Hajduk Split II | 2:1 | ||||
| 25. Round | 11/04/2021 | Hajduk Split II | - | HNK Cibalia | 2:0 | ||||
| 32. Round | 15/05/2021 | NK Međimurje | - | Hajduk Split II | 1:6 | ||||
| 34. Round | 29/05/2021 | NK Kustošija | - | Hajduk Split II | 1:3 |
Croatia