| 20. Jornada | 31.01.2020 | NK Inter Zaprešić | - | NK Istra 1961 | 2:0 |  |
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| 21. Jornada | 07.02.2020 | NK Istra 1961 | - | NK Varaždin | 1:0 | ||||
| 22. Jornada | 14.02.2020 | Lokomotiva Zagreb | - | NK Istra 1961 | 2:0 | |
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| 23. Jornada | 23.02.2020 | NK Istra 1961 | - | Slaven Belupo | 1:1 | ||||
| 24. Jornada | 28.02.2020 | HNK Gorica | - | NK Istra 1961 | 3:0 | |
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| 26. Jornada | 08.03.2020 | Dinamo Zagreb | - | NK Istra 1961 | 2:0 | ||||
| 27. Jornada | 07.06.2020 | NK Istra 1961 | - | HNK Rijeka | 1:3 | ||||
| 28. Jornada | 11.06.2020 | NK Istra 1961 | - | Hajduk Split | 0:1 | |
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| 29. Jornada | 16.06.2020 | NK Istra 1961 | - | NK Inter Zaprešić | 2:0 | ||||
| 30. Jornada | 20.06.2020 | NK Varaždin | - | NK Istra 1961 | 3:0 | ||||
| 31. Jornada | 25.06.2020 | NK Istra 1961 | - | Lokomotiva Zagreb | 1:1 | |
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| 32. Jornada | 30.06.2020 | Slaven Belupo | - | NK Istra 1961 | 3:0 | ||||
| 33. Jornada | 04.07.2020 | NK Istra 1961 | - | HNK Gorica | 2:2 | ||||
| 34. Jornada | 11.07.2020 | NK Osijek | - | NK Istra 1961 | 2:0 | ||||
| 35. Jornada | 18.07.2020 | NK Istra 1961 | - | Dinamo Zagreb | 0:0 | |
Croacia