Kožar families are mainly Croats and they are mostly from Vrbovca area , rarely Slovenes (Brezice). In the past century, relatively most of Croatian residents bearing this family name were born in Zagreb and in Vrbovec area. In Pogančec in Vrbovec area every fourth inhabitant had the family name Kožar.
Prevalence
About 280 people with faimily name Kožar live in Croatia today, in 120 households. There were 350 of them in the middle of the past century, and their number decreased by 20 percent. They are located in the most of Croatian counties, in 21 cities and 39 other places, mostly in Zagreb (55), Djurdjevac (40), Pogancec in Vrbovec area (15), Vrbovec (10), and in Erdovec (10).
In the sources analysed in the project Acta Croatica so far, the name is mentioned over thirty times, the first time 1769 in source 18th Century Census.