In Croatia, Korjan families are Croats (from Buzet area ).
Prevalence
Only a few people with faimily name Korjan live in Croatia today, in one household only. They are located in only one small Croatian place, in Motovun in Buzet area (<5).
In the sources analysed in the project Acta Croatica so far, the name is mentioned over twenty times, the first time 1902 in source Hartmann's General List of Apartments in Zagreb.