In Croatia, Zilić families are mainly Croats (from the Island of Hvar ), less frequently Bosniaks (also from the Island of Hvar ). In the past century, relatively most of Croatian residents bearing this family name were born in Middle Bosnia (Zenica area) and in Bosanian Posavina (Modrica area).
Prevalence
About 10 people with faimily name Zilić live in Croatia today, in four households only. There were 20 of them in the middle of the past century, and their number halved. They are located in only four naselja i to in Rudina on the Island of Hvar (<10), Zagreb (<5), Smrika (<5), and in Stari Grad on the Island of Hvar (<5).
In the sources analysed in the project Acta Croatica so far, the name is mentioned over twenty times, the first time 1729 in source Catholic Church Parish Records.