In Croatia, Kvaka families are mainly Hungarians (from Vinkovci area ), less frequently Croats (from Vinkovci area ), and very rarely Serbs. In the past century, relatively most of Croatian residents bearing this family name were born in Vinkovci area and in Vinkovci area.
Prevalence
About 30 people with faimily name Kvaka live in Croatia today, in 12 households. There were 30 of them in the middle of the past century, and their number remains constant. They are located in threee Croatian counties, two cities and 5 other places, mostly in Dalj in Vinkovci area (15), Vinkovci (15), and in Nustar (<10), Bijelo Brdo (<5) and Tordinci (<5) in Vinkovci area.