In Croatia, Kosanić families are predominantly Croats (from Dugo Selo ), rarely Montenegrins (from Pluzine, Montenegro ). In the past century, relatively most of Croatian residents bearing this family name were born in Middle Bosnia (Sarajevo area) and in Dugo Selo area.
Prevalence
Only a few people with faimily name Kosanić live in Croatia today, in three households only. There were 0 of them in the middle of the past century, and their number multiplied. They are located in only five naselja i to in Dugo Selo (<5), Bjelovar (<5), Rovinj (<5), Zagreb (<5), and in Glavani in Labin area (<5).
In the sources analysed in the project Acta Croatica so far, the name is mentioned few times, the first time 1917 in source List of Dignitaries, Officials and Public Servants of the Kingdom of Croatia-Slavonia.