Komljen families are Croats and they are mostly from Cazinska Krajina Region , Bosnia. In the past century, relatively most of Croatian residents bearing this family name were born in Cazins Region, Bosnia (Sanski Most area) and in Bosnian Krajina (Prijedor area).
Prevalence
About 130 people with faimily name Komljen live in Croatia today, in 60 households. There were 0 of them in the middle of the past century, and their number multiplied. They are located in the most of Croatian counties, in 18 cities and 17 other places, mostly in Zagreb (35), Novska (15), Vinkovci (10), Rijeka (<10), and in Osijek (<10).
Outside Croatia
Family name Komljen is present in 6 countries on two continents.
In the sources analysed in the project Acta Croatica so far, the name is mentioned few times, the first time 2007 in source Encyclopaedia of Croatian Surnames.