2017–18 Croatian Football Cup
| Tournament details | |
|---|---|
| Country | Croatia |
| Teams | 48 |
| Final positions | |
| Champions | Dinamo Zagreb |
| Runners-up | Hajduk Split |
| Tournament statistics | |
| Matches played | 47 |
| Goals scored | 193 (4.11 per match) |
| Top goal scorer(s) | Mirko Marić (4) |
The 2017–18 Croatian Football Cup was the twenty-seventh season of Croatia's football knockout competition. The defending champions were Rijeka, having won their fourth title the previous year by defeating Dinamo Zagreb in the final.