In Croatia, Iđan families are Croats (from Banja Luka Region (Bosnia) ). In the past century, relatively most of Croatian residents bearing this family name were born in Banja Luka Region, Bosnia (Banja Luka area).
Prevalence
Only a few people with faimily name Iđan live in Croatia today, in one household only. They are located in only one small Croatian place, in Tusilovic (<5).
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.