Zorc families are Croats and they are mostly from Oroslavje area. In the past century, relatively most of Croatian residents bearing this family name were born in Zagreb and Cakovec. In Konjščina in Zlatar area every ninth inhabitant had the family name Zorc.
Prevalence
About 60 people with faimily name Zorc live in Croatia today, in 30 households. There were 60 of them in the middle of the past century, and their number remains constant. They are located in 9 Croatian counties, in 8 cities and 6 other places, mostly in Gornja Bistra in Oroslavje area (15), Zagreb (10), Cakovec (10), Donja Bistra in Oroslavje area (10), and in Konjscina in Zlatar area (<10).
In the sources analysed in the project Acta Croatica so far, the name is mentioned over five times, the first time 1927 in source Emigration Commission Zagreb.