In Croatia, Biljuš families are Croats (from Bosnian Krajina ). In the past century, relatively most of Croatian residents bearing this family name were born in Bosnian Krajina (Mrkonjic Grad area) and in Nova Gradiska.
Prevalence
About 50 people with faimily name Biljuš live in Croatia today, in 19 households. There were 0 of them in the middle of the past century, and their number multiplied. They are located in 7 Croatian counties, in 6 cities and 8 other places, mostly in Vuka in Djakovo area (20), Tenja (10), Ivanic-Grad (<10), Lipovljani in Novska area (<10), and in Klostar Ivanic in Ivanic-Grad area (<10).
In the sources analysed in the project Acta Croatica so far, the name is mentioned over five times, the first time 2007 in source Encyclopaedia of Croatian Surnames.