In Croatia, Korljan families are almost entirely Croats (from Ploce area ), very rarely Serbs. In the past century, relatively most of Croatian residents bearing this family name were born in Ploce area and in Split.
Prevalence
About 70 people with faimily name Korljan live in Croatia today, in 30 households. There were 70 of them in the middle of the past century, and their number remains constant. They are located in 6 Croatian counties, in 6 cities and threee other places, mostly in Gradac in Ploce area (35), Split (10), Zadar (10), Zagreb (10), and in Dubrovnik (<5).
In the sources analysed in the project Acta Croatica so far, the name is mentioned few times, the first time 1924 in source Emigration Commission Zagreb.