In Croatia, Kušlan families are Croats (from Obrovac area ). In the past century, relatively most of Croatian residents bearing this family name were born in Zagreb and Gospic.
Prevalence
About 40 people with faimily name Kušlan live in Croatia today, in 17 households. There were 20 of them in the middle of the past century, and their number doubled. They are located in four Croatian counties, threee cities and threee other places, mostly in Zagreb (30), Hrvatska Kostajnica (<5), Kvarte in Gospic area (<5), Gospic (<5), and in Vir in Nin area (<5).
In the sources analysed in the project Acta Croatica so far, the name is mentioned few times, the first time 1902 in source Hartmann's General List of Apartments in Zagreb.