In Croatia, Durak families are predominantly Croats (from Pleternica area ), rarely Roms (from Zagreb ). In the past century, relatively most of Croatian residents bearing this family name were born in Pleternica area and in Cazins Region, Bosnia (Bihac area). In Muslići in Cazins Region (Bosnia) every fifth inhabitant had the family name Durak.
Prevalence
About 10 people with faimily name Durak live in Croatia today, in 7 households. There were 10 of them in the middle of the past century, and their number remains constant. They are located in 6 Croatian counties and two other places, mostly in Zagreb (10), Slavonski Brod (<10), Silba (<5), Luzani in Pleternica area (<5), and in Rijeka (<5).
In the sources analysed in the project Acta Croatica so far, the name is mentioned over ten times, the first time 2007 in source Encyclopaedia of Croatian Surnames.