Krajinović families are Croats and they are mostly from Banja Luka area (Bosnia). According to some sources they are from Velike Brusnice or Tomislavgrad (Bosnia). In the past century, relatively most of Croatian residents bearing this family name were born in Bosanian Posavina (Derventa area) and in Western Bosnia (Tomislavgrad area). In Omolje in Western Bosnia every sixth inhabitant had the family name Krajinović.
Prevalence
About 930 people with faimily name Krajinović live in Croatia today, in 370 households. There were 20 of them in the middle of the past century, and their number multiplied. They are located in almost all Croatian counties, in 46 cities and 87 other places, mostly in Zagreb (260), Slavonski Brod (95), Donji Andrijevci in Djakovo area (40), Sesvete (40), and in Vinkovci (35).
Outside Croatia
Family name Krajinović is present in 16 countries on four continents.
In the sources analysed in the project Acta Croatica so far, the name is mentioned over twenty times, the first time 1942 in source Phone Directory of the Independent State of Croatia 1942.