Krijan families are Croats and they are mostly from Bosnian Posavina. In the past century, relatively most of Croatian residents bearing this family name were born in Bosanian Posavina (Bosanski Brod area) and in Slavonski Brod. In Koraće in Bosanian Posavina every ninth inhabitant had the family name Krijan.
Prevalence
About 400 people with faimily name Krijan live in Croatia today, in 160 households. There were 10 of them in the middle of the past century, and their number multiplied. They are located in the most of Croatian counties, in 20 cities and 33 other places, mostly in Slavonski Brod (220), Zagreb (45), Zbjeg in Pleternica area (15), Zbandaj (15), and in Sesvete (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.