In Croatia, Cvirn families are generally Croats (from Zagreb ), very rarely Slovenes (from Rijeka area ). In the past century, relatively most of Croatian residents bearing this family name were born in Zagreb and in Pregrada area.
Prevalence
About 40 people with faimily name Cvirn live in Croatia today, in 18 households. There were 20 of them in the middle of the past century, and their number doubled. They are located in four Croatian counties, four cities and threee other places, mostly in Zagreb (30), Bestovje in Samobor area (<10), Marinici in Rijeka area (<5), Rijeka (<5), and in Zadar (<5).
