Events from the year 1912 in Croatia.
Incumbents King - Franz Joseph I Ban - Nikola Tomašić
Events 1 January - Croatian is introduced as the official language in Dalmatia.
Arts and literature Tajna Krvavog mosta, the first novel in the Grička vještica series by Marija Jurić Zagorka, is serialized in Male novine.
Sport 5 May - Maksimir stadium opened. 12 May - The Croatian Chess Federation is established. 12 June - The football section of the Croatian Sports Association is formed. 20 August - HŠK Slaven formed.
Births 5 February - Josip Palada, tennis player (died 1994). 15 July - Aleksandar Goldštajn, law scholar, writer and constitutional court judge (died 2010) 15 November - Ivana Lang, composer and pianist (died 1982).
Deaths 21 May - Natko Nodilo, politician and historian (born 1834).
References