Krajačić families are usually Croats and they are mostly from Mursko Sredisce area , rarely Serbs. In the past century, relatively most of Croatian residents bearing this family name were born in Zagreb and Karlovac. In Hum Zabočki in Zabok every fourth inhabitant had the family name Krajačić.
Prevalence
About 1000 people with faimily name Krajačić live in Croatia today, in 450 households. There were 1300 of them in the middle of the past century, and their number decreased by 20 percent. They are located in almost all Croatian counties, in 47 cities and 100 other places, mostly in Zagreb (250), Karlovac (55), Hum Zabocki (45), Lug Zabocki (35), and in Krajacici in Pleternica area (30).
In the sources analysed in the project Acta Croatica so far, the name is mentioned over forty times, the first time 1683 in source Catholic Church Parish Records.