Vranković families are frequently Croats and they are mostly from the Island of Hvar. According to some sources they are from Blato on Cetina River, rarely Serbs, and Slovaks (Iloka). In the past century, relatively most of Croatian residents bearing this family name were born in Split and Rijeka. In Svirče on the Island of Hvar every eighth inhabitant had the family name Vranković.
Prevalence
About 410 people with faimily name Vranković live in Croatia today, in 200 households. There were 520 of them in the middle of the past century, and their number decreased by 20 percent. They are located in the most of Croatian counties, in 31 cities and 34 other places, mostly in Rijeka (60), Split (55), Zagreb (45), Svirce on the Island of Hvar (35), and in Rtina in Nin area (25).
In the sources analysed in the project Acta Croatica so far, the name is mentioned over thirty times, the first time 1729 in source Catholic Church Parish Records.