Deanović families are Croats and they are mostly from Ozalj area. In the past century, relatively most of Croatian residents bearing this family name were born in Ozalj area and in Nova Gradiska. In Visoće in Ozalj area every third inhabitant had the family name Deanović.
Prevalence
About 180 people with faimily name Deanović live in Croatia today, in 70 households. There were 320 of them in the middle of the past century, and their number decreased by 50 percent. They are located in the most of Croatian counties, in 20 cities and 20 other places, mostly in Zagreb (45), Gornja Bebrina in Slavonski Brod area (20), Greda Sunjska in Hrvatska Kostajnica area (10), Visoce in Ozalj area (<10), and in Pozega (<10).
In the sources analysed in the project Acta Croatica so far, the name is mentioned over twenty times, the first time 1749 in source 18th Century Census.