Brnobić families are Croats and they are mostly from Buzet. In the past century, relatively most of Croatian residents bearing this family name were born in Buzet and Rijeka. In Erkovčići in Buzet every third inhabitant had the family name Brnobić.
Prevalence
About 70 people with faimily name Brnobić live in Croatia today, in 30 households. There were 90 of them in the middle of the past century, and their number decreased by 20 percent. They are located in threee Croatian counties, in 6 cities and 11 other places, mostly in Rijeka (15), Pula (10), Buzet (<10), Porec (<10), and in Brnobici (<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.