Mileusnić families are mainly Serbs and they are mostly from Otocac , whereas often Croats (also from Otocac ). In the past century, relatively most of Croatian residents bearing this family name were born in Otocac and Zagreb. In Brloška Dubrava in Otocac every third inhabitant had the family name Mileusnić.
Prevalence
About 340 people with faimily name Mileusnić live in Croatia today, in 180 households. There were 650 of them in the middle of the past century, and their number halved. They are located in the most of Croatian counties, in 35 cities and 47 other places, mostly in Zagreb (65), Rijeka (35), Karlovac (15), Pula (15), and in Otocac (15).
In the sources analysed in the project Acta Croatica so far, the name is mentioned over thirty times, the first time 1902 in source Hartmann's General List of Apartments in Zagreb.