In Croatia, Kuča families are almost entirely Croats (from Lepoglava ), barely Slovenes. In the past century, relatively most of Croatian residents bearing this family name were born in Lepoglava and Varazdin.
Prevalence
About 50 people with faimily name Kuča live in Croatia today, in 30 households. There were 10 of them in the middle of the past century, and their number multiplied. They are located in 8 Croatian counties, in 7 cities and 5 other places, mostly in Lepoglava (25), Varazdin (<10), Zagreb (<5), Ivanec (<5), and in Nova Kapela in Vrbovec area (<5).
In the sources analysed in the project Acta Croatica so far, the name is mentioned over five times, the first time 1906 in source Yearbook and Directory of Literary Society of St. Jerome 1906.