Viličić families are Croats and they are mostly from the Island of Hvar. In the past century, relatively most of Croatian residents bearing this family name were born in Zagreb and on the Island of Hvar.
Prevalence
About 80 people with faimily name Viličić live in Croatia today, in 40 households. There were 110 of them in the middle of the past century, and their number decreased by 30 percent. They are located in 7 Croatian counties, in 8 cities and two other places, mostly in Zagreb (40), Vrboska on the Island of Hvar (15), Split (<10), Rijeka (<10), and in Varazdin (<5).
In the sources analysed in the project Acta Croatica so far, the name is mentioned over ten times, the first time 1902 in source Hartmann's General List of Apartments in Zagreb.