Blažić families are mainly Croats and they are mostly from Cakovec area , rarely Serbs. In the past century, relatively most of Croatian residents bearing this family name were born in Rijeka and Zagreb.
Prevalence
About 720 people with faimily name Blažić live in Croatia today, in 320 households. There were 1200 of them in the middle of the past century, and their number decreased by 40 percent. They are located in the most of Croatian counties, in 38 cities and 68 other places, mostly in Zagreb (155), Rijeka (90), Hrscevani in Imotski area (40), Zapresic (35), and in Davor in Nova Gradiska area (30).
In the sources analysed in the project Acta Croatica so far, the name is mentioned over thirty times, the first time 1750 in source 18th Century Census.