Dušak families are Croats and they are mostly from Varazdinske Toplice. According to some sources they are from Slovakia. In the past century, relatively most of Croatian residents bearing this family name were born in Zagreb and Varazdin. In Podgajec in Krizevci every seventh inhabitant had the family name Dušak.
Prevalence
About 180 people with faimily name Dušak live in Croatia today, in 80 households. There were 150 of them in the middle of the past century, and their number increased by 20 percent. They are located in the most of Croatian counties, in 15 cities and 18 other places, mostly in Tuhovec (40), Zagreb (35), Podgajec (20), Krizevci (15), and in Rijeka (10).
In the sources analysed in the project Acta Croatica so far, the name is mentioned over five times, the first time 1938 in source Phone Book - Zagreb 1938.