Brezak families are Croats and they are mostly from Pregrada. In the past century, relatively most of Croatian residents bearing this family name were born in Zagreb and Pregrada. In Križanče in Lepoglava area every seventh inhabitant had the family name Brezak.
Prevalence
About 550 people with faimily name Brezak live in Croatia today, in 230 households. There were 500 of them in the middle of the past century, and their number increased by 10 percent. They are located in the most of Croatian counties, in 21 cities and 62 other places, mostly in Zagreb (170), Gornja Bistra in Oroslavje area (25), Pregrada (20), Busin (15), and in Bedekovcina in Lepoglava area (15).
In the sources analysed in the project Acta Croatica so far, the name is mentioned over five times, the first time 2007 in source Encyclopaedia of Croatian Surnames.