In Croatia, Heroić families are Croats (from Sveti Ivan Zelina area ). In the past century, relatively most of Croatian residents bearing this family name were born in Sveti Ivan Zelina area and in Zagreb.
Prevalence
About 20 people with faimily name Heroić live in Croatia today, in 9 households. There were 30 of them in the middle of the past century, and their number decreased by 30 percent. They are located in only five naselja i to in Rakovec (10) and Banicevec (<10) in Sveti Ivan Zelina area, Dugo Selo (<10), Zagreb (<5), and in Buje (<5).
Outside Croatia
Family name Heroić is present in 7 countries on two continents.