Gašić families are mainly Croats and they are mostly from Bosnian Posavina , rarely Serbs. In the past century, relatively most of Croatian residents bearing this family name were born in Doboj, Bosnia (Doboj area) and in Bosanian Posavina (Odzak area).
Prevalence
About 320 people with faimily name Gašić live in Croatia today, in 140 households. There were 60 of them in the middle of the past century, and their number multiplied. They are located in the most of Croatian counties, in 31 cities and 46 other places, mostly in Zagreb (45), Slavonski Brod (35), Rijeka (20), Dugi Rat in Omis area (15), and in Osijek (10).
In the sources analysed in the project Acta Croatica so far, the name is mentioned over ten times, the first time 1742 in source Catholic Church Parish Records.