In Croatia, Jačić families are Croats (from Buzet area ). In the past century, relatively most of Croatian residents bearing this family name were born in Buzet area and in Opatija.
Prevalence
About 10 people with faimily name Jačić live in Croatia today, in 6 households. There were 30 of them in the middle of the past century, and their number decreased significantly. They are located in two Croatian counties, two cities and four other places, mostly in Boljun in Buzet area (<10), Pazin (<5), Vele Mune in Opatija area (<5), Opatija (<5), and in Poljane (<5).
In the sources analysed in the project Acta Croatica so far, the name is mentioned about one hundred times, the first time 1902 in source Hartmann's General List of Apartments in Zagreb.