In Croatia, Busanić families are Croats (from the Island of Losinj ). In the past century, relatively most of Croatian residents bearing this family name were born on the Island of Losinj and in Zagreb.
Prevalence
About 20 people with faimily name Busanić live in Croatia today, in 15 households. There were 250 of them in the middle of the past century, and their number decreased significantly. They are located in only four Croatian places: in Susak (10), Veli Losinj (<10) and Mali Losinj (<10) on the Island of Losinj, and in Zgalisce in Vrbovec area (<5).
In the sources analysed in the project Acta Croatica so far, the name is mentioned few times, the first time 1664 in source Catholic Church Parish Records.