Kusanić families are Croats the family name originates from Karlovac. In the past century, relatively most of Croatian residents bearing this family name were born in Karlovac and in Zupanja area.
Prevalence
About 60 people with faimily name Kusanić live in Croatia today, in 20 households. There were 80 of them in the middle of the past century, and their number decreased by 30 percent. They are only located in in 6 Croatian cities and four other places, mostly in Brezani (25), Karlovac (15), Slunj (<10), and in Siskovci (<10) and Cerna (<5) in Zupanja area.
In the sources analysed in the project Acta Croatica so far, the name is mentioned few times, the first time 1930 in source Emigration Commission Zagreb.