2017 Croatian Water Polo Cup
The 2017 Croatian Cup is the 26th edition of the tournament.
Schedule
The rounds of the 2017 competition are scheduled as follows:| Round | Draw date and time | Matches |
| Preliminary round | 11 November 2017 | 1–3 December 2017 |
| Final four | 3 December 2017 | 16–17 December 2017 |
Preliminary round
The first round ties are scheduled for 1 and 3 December 2017.Group A
Tournament will be played at Bazen u Gružu, Dubrovnik.| Team | ||||||||
| Jug CO | 4 | 4 | 0 | 0 | 65 | 20 | +45 | 12 |
| Jadran Split | 4 | 3 | 0 | 1 | 52 | 25 | +27 | 9 |
| Primorje EB | 4 | 2 | 0 | 2 | 31 | 43 | −12 | 6 |
| Medveščak | 4 | 1 | 0 | 3 | 33 | 46 | −13 | 3 |
| Jadran Kostrena | 4 | 0 | 0 | 4 | 23 | 70 | −47 | 0 |
Group B
Tournament will be played at Bazen Crnica, Šibenik.| Team | ||||||||
| Mornar BS | 4 | 4 | 0 | 0 | 43 | 29 | +14 | 12 |
| OVK POŠK | 4 | 3 | 0 | 1 | 46 | 31 | +15 | 9 |
| HAVK Mladost | 4 | 2 | 0 | 2 | 56 | 29 | +27 | 6 |
| Solaris | 4 | 1 | 0 | 3 | 24 | 46 | −22 | 3 |
| Zadar 1952 | 4 | 0 | 0 | 4 | 27 | 61 | −34 | 0 |
Final four
The final four will be held on 16 and 17 December 2017 at the Sports Park Mladost in Zagreb.Semi-finals
----Final
| 2017 Croatian Cup Winner |
Jug Croatia osiguranje 13th title |