In Croatia, Muljaić families are Serbs. In the past century, relatively most of Croatian residents bearing this family name were born in Duga Resa area.
Prevalence
Only a few people with faimily name Muljaić live in Croatia today, in two households only. There were 20 of them in the middle of the past century, and their number decreased significantly. They are located in only threee naselja i to in Potplaninsko Selo in Duga Resa area (<5), Zadar (<5), and in Vukovar (<5).