In Croatia, Kavka families are Croats (from Bosnian Posavina ). In the past century, relatively most of Croatian residents bearing this family name were born in Bosanian Posavina (Derventa area) and in Slavonski Brod.
Prevalence
About 10 people with faimily name Kavka live in Croatia today, in four households only. There were 0 of them in the middle of the past century, and their number multiplied. They are located in only threee naselja i to in Slavonski Brod (10), Benkovacko Selo (<10), and in Bale in Rovinj area (<5).
In the sources analysed in the project Acta Croatica so far, the name is mentioned over ten times, the first time 1902 in source Hartmann's General List of Apartments in Zagreb.