In Croatia, Dadović families are almost entirely Croats (from Sisak area ), very rarely Serbs. In the past century, relatively most of Croatian residents bearing this family name were born in Sisak area and in Sisak.
Prevalence
About 30 people with faimily name Dadović live in Croatia today, in 10 households. There were 30 of them in the middle of the past century, and their number remains constant. They are located in two Croatian counties, two cities and 5 other places, mostly in Lijeva Luka in Sisak area (<10), Sisak (<10), Desno Zeljezno in Sisak area (<10), Mraclin (<5), and in Velika Gorica (<5).
In the sources analysed in the project Acta Croatica so far, the name is mentioned few times, the first time 1906 in source Yearbook and Directory of Literary Society of St. Jerome 1906.