In Croatia, Kardinar families are generally Croats (from Djurdjevac area ), rarely Slovenes (from Slovenia ). In the past century, relatively most of Croatian residents bearing this family name were born in Djurdjevac area and in Zagreb.
Prevalence
About 10 people with faimily name Kardinar live in Croatia today, in 8 households. There were 10 of them in the middle of the past century, and their number remains constant. They are only located in four Croatian cities and two other places, mostly in Zagreb (<5), Samobor (<5), Podevcevo (<5), Pula (<5), and in Celine Samoborske (<5).
Outside Croatia
Family name Kardinar is present in four countries on two continents.