Čorak families are mainly Croats and they are mostly from Otocac area. According to some sources they are from Vrhovine, very rarely Serbs. In the past century, relatively most of Croatian residents bearing this family name were born in Zagreb and in Otocac area. In Vrhovine in Otocac area every fourth inhabitant had the family name Čorak.
Prevalence
About 880 people with faimily name Čorak live in Croatia today, in 400 households. There were 790 of them in the middle of the past century, and their number increased by 10 percent. They are located in all Croatian counties, in 51 cities and 81 other places, mostly in Zagreb (190), Vukovar (60), Sesvete (55), Rijeka (40), and in Karlovac (40).
In the sources analysed in the project Acta Croatica so far, the name is mentioned over thirty times, the first time 1906 in source Yearbook and Directory of Literary Society of St. Jerome 1906.