In Croatia, Banadinović families are generally Croats (from Hrvatska Kostajnica area ), very rarely Bosniaks, and . In the past century, relatively most of Croatian residents bearing this family name were born in Sisak and in Hrvatska Kostajnica area. In Gornji Bjelovac in Hrvatska Kostajnica area every ninth inhabitant had the family name Banadinović.
Prevalence
About 20 people with faimily name Banadinović live in Croatia today, in 6 households. There were 20 of them in the middle of the past century, and their number remains constant. They are located in only two Croatian places: in Sisak (15) and Mecencani in Hrvatska Kostajnica area (<5).
Outside Croatia
Family name Banadinović is present in two countries on two continents. The family name "Banadinovic " is used by few people in the United States.