Blažinčić families are Croats and they are mostly from Prelog. In the past century, relatively most of Croatian residents bearing this family name were born in Zagreb and Prelog. In Pavlovec Ravenski in Krizevci every fourth inhabitant had the family name Blažinčić.
Prevalence
About 380 people with faimily name Blažinčić live in Croatia today, in 160 households. There were 420 of them in the middle of the past century, and their number decreased by 10 percent. They are located in the most of Croatian counties, in 24 cities and 48 other places, mostly in Prelog (45), Zagreb (40), Jastrebarsko (25), Opatija in Glina area (15), and in Spisic Bukovica in Virovitica area (15).
Outside Croatia
At least two families with this surname emigrated from Croatia to the United States (1) and Switzerland (1). Family name Blažinčić is present in this form only in Croatia.
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.