In Croatia, Žrvnar families are mainly Croats (from Pula area ), less frequently Serbs. In the past century, relatively most of Croatian residents bearing this family name were born in Duga Resa area and in Zagreb.
Prevalence
About 40 people with faimily name Žrvnar live in Croatia today, in 19 households. There were 30 of them in the middle of the past century, and their number increased by 50 percent. They are only located in threee Croatian cities and 5 other places, mostly in Vukovar (10), Zagreb (<10), Karlovac (<10), Kastelir in Novigrad area (<10), and in Sesvete (<5).
Outside Croatia
Family name Žrvnar is present in this form only in Croatia.