Blajić families are Croats and they are mostly from Sinj area. In the past century, relatively most of Croatian residents bearing this family name were born in Sinj and in Sinj area.
Prevalence
About 250 people with faimily name Blajić live in Croatia today, in 100 households. There were 140 of them in the middle of the past century, and their number increased by 90 percent. They are located in 6 Croatian counties, in 13 cities and 12 other places, mostly in Split (95), Turjaci (40), Krusvar in Sinj area (40), Solin (15), and in Zagreb (15).
Outside Croatia
Family name Blajić is present in 7 countries on three continents.
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.