| 1 Jan, 2026 (Thu) | New Year's Day | National Holiday |
| 6 Jan, 2026 (Tue) | Epiphany | National Holiday |
| 7 Jan, 2026 (Wed) | Orthodox Christmas Day | Optional Holiday |
| 9 Jan, 2026 (Fri) | Međimurje Unification Day | Observance |
| 15 Jan, 2026 (Thu) | Day of the International Recognition of the Republic of Croatia | Observance |
| 15 Jan, 2026 (Thu) | Day of Peaceful Reintegration of the Croatian Danube Region | Observance |
| 18 Feb, 2026 (Wed) | Ramadan Start (Tentative Date) | Observance |
| 15 Mar, 2026 (Sun) | Day of the Establishment of the National Defense of the Republic of Croatia | Observance |
| 19 Mar, 2026 (Thu) | Father’s Day | Observance |
| 20 Mar, 2026 (Fri) | Ramadan Bayram (Tentative Date) | Optional Holiday |
| 20 Mar, 2026 (Fri) | March Equinox | Season |
| 5 Apr, 2026 (Sun) | Easter Sunday | National Holiday |
| 6 Apr, 2026 (Mon) | Easter Monday | National Holiday |
| 12 Apr, 2026 (Sun) | Orthodox Easter | Optional Holiday |
| 13 Apr, 2026 (Mon) | Orthodox Easter Monday | Optional Holiday |
| 30 Apr, 2026 (Thu) | Day of the Deaths of Zrinski and Frankopan | Observance |
| 1 May, 2026 (Fri) | Labor Day | National Holiday |
| 9 May, 2026 (Sat) | Europe Day and Victory Day Over Fascism | Observance |
| 10 May, 2026 (Sun) | Mother’s Day | Observance |
| 27 May, 2026 (Wed) | Kurban Bayram (Tentative Date) | Optional Holiday |
| 30 May, 2026 (Sat) | Statehood Day | National Holiday |
| 4 Jun, 2026 (Thu) | Corpus Christi | National Holiday |
| 21 Jun, 2026 (Sun) | June Solstice | Season |
| 22 Jun, 2026 (Mon) | Day of Antifascist Struggle | National Holiday |
| 25 Jun, 2026 (Thu) | Independence Day | Observance |
| 5 Aug, 2026 (Wed) | Victory Day | National Holiday |
| 15 Aug, 2026 (Sat) | Assumption of Mary | National Holiday |
| 23 Aug, 2026 (Sun) | European Day of Remembrance of Victims of Totalitarian and Authoritarian Regimes | Observance |
| 30 Aug, 2026 (Sun) | Day of Remembrance of Missing Persons in the Homeland War | Observance |
| 12 Sep, 2026 (Sat) | Rosh Hashana | Optional Holiday |
| 21 Sep, 2026 (Mon) | Yom Kippur | Optional Holiday |
| 23 Sep, 2026 (Wed) | September Equinox | Season |
| 25 Sep, 2026 (Fri) | Unification Day of Istria, Rijeka, Zadar, and the Islands | Observance |
| 8 Oct, 2026 (Thu) | Day of the Croatian Parliament | Observance |
| 1 Nov, 2026 (Sun) | All Saints' Day | National Holiday |
| 18 Nov, 2026 (Wed) | Remembrance Day | National Holiday |
| 22 Dec, 2026 (Tue) | December Solstice | Season |
| 25 Dec, 2026 (Fri) | Christmas Day | National Holiday |
| 26 Dec, 2026 (Sat) | St Stephen's Day | National Holiday |
