Kazija families are Croats and they are mostly from Biograd na Moru area. In the past century, relatively most of Croatian residents bearing this family name were born in Biograd na moru area and in Zadar.
Prevalence
About 150 people with faimily name Kazija live in Croatia today, in 40 households. There were 100 of them in the middle of the past century, and their number increased by 60 percent. They are located in 6 Croatian counties, in 9 cities and two other places, mostly in Pakostane in Biograd na moru area (85), Zagreb (15), Drage in Biograd na moru area (10), Biograd na moru (10), and in Rijeka (<10).
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.