Krivak families are Croats and they are mostly from Zabok area. In the past century, relatively most of Croatian residents bearing this family name were born in Zagreb and in Zabok area.
Prevalence
About 200 people with faimily name Krivak live in Croatia today, in 80 households. There were 170 of them in the middle of the past century, and their number increased by 20 percent. They are located in 10 Croatian counties, in 12 cities and 29 other places, mostly in Zagreb (50), Dubrovcan in Zabok area (15), Osijek (15), Kraljevec na Sutli in Zabok area (15), and in Ivanovac in Osijek area (10).
In the sources analysed in the project Acta Croatica so far, the name is mentioned over five times, the first time 1929 in source Emigration Commission Zagreb.