Gačić families are frequently Croats and they are mostly from Slavonski Brod area. According to some sources they are from Rosko Polje (northwest Herzegovina), rarely Serbs. In the past century, relatively most of Croatian residents bearing this family name were born in Western Bosnia (Tomislavgrad area) and in Slavonski Brod. In Klakar in Slavonski Brod area every fifth inhabitant had the family name Gačić.
Prevalence
About 430 people with faimily name Gačić live in Croatia today, in 180 households. There were 360 of them in the middle of the past century, and their number increased by 20 percent. They are located in almost all Croatian counties, in 34 cities and 39 other places, mostly in Zagreb (130), Klakar in Slavonski Brod area (50), Bosnjaci in Zupanja area (25), Split (20), and in Slavonski Brod (20).
In the sources analysed in the project Acta Croatica so far, the name is mentioned over ten times, the first time 1926 in source Emigration Commission Zagreb.