In Croatia, Karnik families are mainly Croats (from Virovitica ), less frequently Czechs (from Daruvar area ). In the past century, relatively most of Croatian residents bearing this family name were born in Virovitica and in Daruvar area.
Prevalence
About 50 people with faimily name Karnik live in Croatia today, in 20 households. There were 30 of them in the middle of the past century, and their number increased by 60 percent. They are only located in in 6 Croatian cities and threee other places, mostly in Daruvar (20), Virovitica (15), Koncanica in Daruvar area (<10), Zagreb (<10), and in Grubisno Polje (<5).
In the sources analysed in the project Acta Croatica so far, the name is mentioned few times, the first time 1928 in source Emigration Commission Zagreb.