Križaj families are Croats and they are mostly from Prelog area. In the past century, relatively most of Croatian residents bearing this family name were born in Prelog area and in Prelog.
Prevalence
About 120 people with faimily name Križaj live in Croatia today, in 60 households. There were 190 of them in the middle of the past century, and their number decreased by 30 percent. They are located in 10 Croatian counties, in 15 cities and 14 other places, mostly in Zagreb (25), Rijeka (10), Draskovec (10), Velika Gorica (<10), and in Prelog (<10).
In the sources analysed in the project Acta Croatica so far, the name is mentioned over ten times, the first time 1923 in source Emigration Commission Zagreb.