Dučić families are Croats and they are mostly from Trogir area. In the past century, relatively most of Croatian residents bearing this family name were born in Trogir area and in Trogir.
Prevalence
About 160 people with faimily name Dučić live in Croatia today, in 90 households. There were 230 of them in the middle of the past century, and their number decreased by 30 percent. They are located in the most of Croatian counties, in 23 cities and 11 other places, mostly in Vinisce in Trogir area (35), Zagreb (30), Split (30), Trogir (20), and in Plocice in Dubrovnik area (15).
In the sources analysed in the project Acta Croatica so far, the name is mentioned over fifty times, the first time 1749 in source 18th Century Census.