In Croatia, Demir families are mainly Croats (from Bakr area ), equally Serbs. In the past century, relatively most of Croatian residents bearing this family name were born in Zagreb and Knin.
Prevalence
About 20 people with faimily name Demir live in Croatia today, in 8 households. There were 50 of them in the middle of the past century, and their number decreased significantly. They are located in 6 Croatian counties, four cities and two other places, mostly in Zagreb (<10), Split (<5), Vrh Martinscice in Bakr area (<5), Dubrovnik (<5), and in Gunja in Zupanja area (<5).