In Croatia, Smilčić families are Croats (from Bosnian Posavina ). In the past century, relatively most of Croatian residents bearing this family name were born in Banja Luka Region, Bosnia (Banja Luka area) and in Bosanian Posavina (Bosanska Gradiska area).
Prevalence
About 10 people with faimily name Smilčić live in Croatia today, in 6 households. There were 0 of them in the middle of the past century, and their number multiplied. They are only located in two Croatian cities and four other places, mostly in Popovic Brdo (<10), Zagreb (<5), Djulovac in Daruvar area (<5), Nustar in Vinkovci area (<5), and in Lovran in Opatija area (<5).
Outside Croatia
Family name Smilčić is present in this form only in Croatia.