| 1. Round | 12/07/2013 | HNK Rijeka | - | NK Istra 1961 | 3:0 | ||||
| 6. Round | 18/08/2013 | NK Osijek | - | NK Istra 1961 | 1:3 | ||||
| 9. Round | 14/09/2013 | NK Istra 1961 | - | NK Zadar | 0:1 | ||||
| 14. Round | 25/10/2013 | NK Istra 1961 | - | Slaven Belupo | 1:1 | ||||
| 15. Round | 02/11/2013 | NK Istra 1961 | - | NK Osijek | 1:1 | ||||
| 16. Round | 09/11/2013 | Hajduk Split | - | NK Istra 1961 | 2:0 | ||||
| 17. Round | 06/02/2014 | NK Istra 1961 | - | Dinamo Zagreb | 1:3 | ||||
| 21. Round | 09/02/2014 | Hrvatski Dragovoljac | - | NK Istra 1961 | 1:2 |
Croatia