In Croatia, Zinajić families are predominantly Serbs, rarely Croats (from Osijek ). In the past century, relatively most of Croatian residents bearing this family name were born in Vukovar area and in Osijek.
Prevalence
Only a few people with faimily name Zinajić live in Croatia today, in five households only. There were 10 of them in the middle of the past century, and their number remains constant. They are located in three Croatian cities only: in Vukovar (<5), Osijek (<5), and in Slunj (<5).
Outside Croatia
Family name Zinajić is present in four countries on two continents. The family name "Zinajic " is used by few people in the United States.