| 1. Round | 15/08/2020 | NK Osijek | - | Slaven Belupo | 0:0 | ||||
| 2. Round | 23/08/2020 | NK Osijek | - | Hajduk Split | 1:2 | ||||
| 3. Round | 30/08/2020 | Dinamo Zagreb | - | NK Osijek | 4:1 |  |
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| 4. Round | 12/09/2020 | NK Osijek | - | HNK Rijeka | 3:0 | ||||
| 5. Round | 20/09/2020 | NK Varaždin | - | NK Osijek | 0:1 | ||||
| 11. Round | 07/11/2020 | Hajduk Split | - | NK Osijek | 1:1 | ||||
| 9. Round | 25/11/2020 | NK Istra 1961 | - | NK Osijek | 1:4 | |
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| 16. Round | 19/12/2020 | NK Osijek | - | HNK Šibenik | 1:0 |
Brazil