Blažic families are Croats and they are mostly from Koprivnica area. In the past century, relatively most of Croatian residents bearing this family name were born in Koprivnica area and in Koprivnica. In Donji Maslarac in Koprivnica area every seventh inhabitant had the family name Blažic.
Prevalence
About 100 people with faimily name Blažic live in Croatia today, in 40 households. There were 0 of them in the middle of the past century, and their number multiplied. They are located in 7 Croatian counties, in 11 cities and 14 other places, mostly in Koprivnica (20), Donji Maslarac in Koprivnica area (15), Zagreb (<10), Bolc in Cazma area (<10), and in Dugo Selo (<10).
In the sources analysed in the project Acta Croatica so far, the name is mentioned over twenty times, the first time 1902 in source Hartmann's General List of Apartments in Zagreb.