Dunat families are Croats and they are mostly from Zadar. In the past century, relatively most of Croatian residents bearing this family name were born in Zadar and Sibenik.
Prevalence
About 90 people with faimily name Dunat live in Croatia today, in 40 households. There were 150 of them in the middle of the past century, and their number decreased by 40 percent. They are located in 7 Croatian counties, in 9 cities and another small place , mostly in Zadar (35), Vodice (20), Zagreb (<10), Rijeka (<10), and in Lukoran on the Island of Ugljan (<10).
In the sources analysed in the project Acta Croatica so far, the name is mentioned few times, the first time 2007 in source Encyclopaedia of Croatian Surnames.