In Croatia, Ernjaković families are mainly Serbs, equally Croats (from Nin area ). In the past century, relatively most of Croatian residents bearing this family name were born in Glina area and in Zagreb.
Prevalence
About 20 people with faimily name Ernjaković live in Croatia today, in 8 households. There were 20 of them in the middle of the past century, and their number remains constant. They are only located in four Croatian cities and another small place , mostly in Zagreb (<10), Vir in Nin area (<10), Vukovar (<5), Sisak (<5), and in Rijeka (<5).
Outside Croatia
Family name Ernjaković is present in four countries on two continents. The family name "Ernjakovic " is used by small number of people in the United States.