In Croatia, Kučej families are Croats (from Ivanec ). In the past century, relatively most of Croatian residents bearing this family name were born in Ivanec and Varazdin.
Prevalence
About 50 people with faimily name Kučej live in Croatia today, in 18 households. There were 50 of them in the middle of the past century, and their number remains constant. They are only located in in 6 Croatian cities and threee other places, mostly in Bedenec (25), Rijeka (<10), Varazdin (<10), Zagreb (<5), and in Zadar (<5).