In Croatia, Bradetić families are generally Croats (from Buzet area ), very rarely Italians (from Rovinj ), and . In the past century, relatively most of Croatian residents bearing this family name were born in Buzet area and in Rijeka. In Klenovšćak in Buzet area every fourth inhabitant had the family name Bradetić.
Prevalence
About 30 people with faimily name Bradetić live in Croatia today, in 16 households. There were 60 of them in the middle of the past century, and their number halved. They are located in four Croatian counties, in 7 cities and two other places, mostly in Rovinj (<10), Pula (<10), Rijeka (<5), Kastav (<5), and in Velika Gorica (<5).
In the sources analysed in the project Acta Croatica so far, the name is mentioned few times, the first time 1906 in source Yearbook and Directory of Literary Society of St. Jerome 1906.