In Croatia, Mišljen families are mainly Serbs, less frequently Croats (from Kutina ). In the past century, relatively most of Croatian residents bearing this family name were born in Knin area and in Zagreb. In Oton in Knin area every nintieth inhabitant had the family name Mišljen.
Prevalence
About 10 people with faimily name Mišljen live in Croatia today, in five households only. There were 50 of them in the middle of the past century, and their number decreased significantly. They are located in only threee naselja i to in Kutina (<10), Knin (<5), and in Oton in Knin area (<5).
Outside Croatia
At least one family with this surname emigrated from Croatia to the United States. Family name Mišljen is present in this form only in Croatia.