In Croatia, Kuka families are Croats by relative majority (from Karlovac ), equally Serbs. In the past century, relatively most of Croatian residents bearing this family name were born in Karlovac and Glina.
Prevalence
About 20 people with faimily name Kuka live in Croatia today, in 9 households. There were 70 of them in the middle of the past century, and their number decreased significantly. They are located in only five naselja i to in Karlovac (10), Buzeta (<10), Pula (<5), Glina (<5), and in Borovljani in Djurdjevac area (<5).
In the sources analysed in the project Acta Croatica so far, the name is mentioned few times, the first time 1906 in source Yearbook and Directory of Literary Society of St. Jerome 1906.