In Croatia, Merdžanović families are predominantly Croats (from Pleternica area ), rarely Bosniaks (from Bosnian Posavina ). In the past century, relatively most of Croatian residents bearing this family name were born in Bosanian Posavina (Derventa area) and in Zagreb.
Prevalence
About 10 people with faimily name Merdžanović live in Croatia today, in three households only. There were 0 of them in the middle of the past century, and their number multiplied. They are located in only five naselja i to in Zagreb (<10), Slavonski Brod (<5), Jakovlje in Zapresic area (<5), Brodski Stupnik in Pleternica area (<5), and in Cajkovica (<5).