In Croatia, Ognjanovac families are Croats (from Ozalj area ). In the past century, relatively most of Croatian residents bearing this family name were born in Ozalj area and in Karlovac. In Radinovo Brdo in Ozalj area every fourth inhabitant had the family name Ognjanovac.
Prevalence
About 30 people with faimily name Ognjanovac live in Croatia today, in 15 households. There were 30 of them in the middle of the past century, and their number remains constant. They are located and two other Croatian places, mostly in Karlovac (<10), Zagreb (<10), Ilok (<10), Osijek (<5), and in Jastrebarsko (<5).
Outside Croatia
Family name Ognjanovac is present in four countries on two continents.
In the sources analysed in the project Acta Croatica so far, the name is mentioned few times, the first time 1917 in source List of Dignitaries, Officials and Public Servants of the Kingdom of Croatia-Slavonia.