In Croatia, Kuzek families are generally Croats (from Bosnian Krajina ), very rarely Serbs. In the past century, relatively most of Croatian residents bearing this family name were born in Bosnian Krajina (Kotor Varos area) and in Middle Bosnia (Breza area).
Prevalence
About 20 people with faimily name Kuzek live in Croatia today, in 6 households. There were 10 of them in the middle of the past century, and their number doubled. They are located in only five naselja i to in Dugo Selo (<10), Dubrovnik (<10), Zagreb (<5), Sesvete (<5), and in Pozega (<5).