Đuka families are Croats and they are mostly from Imotsko. In the past century, relatively most of Croatian residents bearing this family name were born in Zagreb and Imotsko.
Prevalence
About 110 people with faimily name Đuka live in Croatia today, in 30 households. There were 120 of them in the middle of the past century, and their number decreased by 10 percent. They are located in 6 Croatian counties, in 8 cities and 10 other places, mostly in Krivodol in Imotski area (25), Zagreb (25), Dubravka in Dubrovnik area (15), Blazevdol (10), and in Imotski (<10).
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.