Ćavarović families are Croats and they are mostly from Bosnian Posavina. According to some sources they are from west Herzegovina. In the past century, relatively most of Croatian residents bearing this family name were born in Bosanian Posavina (Gradacac area) and in Bosanian Posavina (Bosanski Samac area).
Prevalence
About 70 people with faimily name Ćavarović live in Croatia today, in 30 households. They are located in 9 Croatian counties, in 10 cities and 13 other places, mostly in Zupanja (15), Zagreb (<10), Rijeka (<10), Sesvete (<10), and in Buje (<10).
Outside Croatia
Family name Ćavarović is present in this form only in Croatia.
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.