Banušić families are Croats and they are mostly from Rama (north Herzegovina), Bosnia. In the past century, relatively most of Croatian residents bearing this family name were born in Banja Luka Region, Bosnia (Banja Luka area) and in Rama, Bosnia (Prozor area).
Prevalence
About 80 people with faimily name Banušić live in Croatia today, in 20 households. There were 0 of them in the middle of the past century, and their number multiplied. They are located in 9 Croatian counties, in 8 cities and 11 other places, mostly in Rovisce in Bjelovar area (15), Pozega (10), Zagreb (<10), Zadar (<10), and in Jaksic in Pozega area (<10).
Outside Croatia
Family name Banušić is present in five countries on two continents. The family name "Banusic " is used by small number of people in the United States.
In the sources analysed in the project Acta Croatica so far, the name is mentioned few times, the first time 2007 in source Encyclopaedia of Croatian Surnames.