In Croatia, Bilčić families are Croats (from Peljesac Peninsula ). In the past century, relatively most of Croatian residents bearing this family name were born in Split and on the Island of Hvar. In Lovište on Peljesac Peninsula every ninth inhabitant had the family name Bilčić.
Prevalence
About 70 people with faimily name Bilčić live in Croatia today, in 30 households. There were 30 of them in the middle of the past century, and their number more than doubled. They are only located in in 8 Croatian cities and 6 other places, mostly in Split (25), Loviste on the Peljesac peninsula (20), Pula (<5), Rijeka (<5), and in Opuzen (<5).
In the sources analysed in the project Acta Croatica so far, the name is mentioned over ten times, the first time 1917 in source List of Dignitaries, Officials and Public Servants of the Kingdom of Croatia-Slavonia.