In Croatia, Brljavac families are generally Croats (from Buzet area ), barely Slovenes (also from Buzet area ), and . In the past century, relatively most of Croatian residents bearing this family name were born in Buzet area and in Rijeka. In Kropinjak in Buzet area every second inhabitant had the family name Brljavac.
Prevalence
About 50 people with faimily name Brljavac live in Croatia today, in 20 households. There were 60 of them in the middle of the past century, and their number decreased by 20 percent. They are located in two Croatian counties and 9 other places, mostly in Rijeka (15), Umag (<10), Brest in Buzet area (<10), Dvori in Novigrad area (<10), and in Lovrin (<10).