In Croatia, Vilać families are generally Croats (from Dubrovnik area ), rarely Bosniaks (also from Dubrovnik area ). In the past century, relatively most of Croatian residents bearing this family name were born in Dubrovnik.
Prevalence
About 10 people with faimily name Vilać live in Croatia today, in three households only. They are located in only threee Croatian places: in Dunave in Dubrovnik area (<10), Dubrovnik (<5), and in Dubravka in Dubrovnik area (<5).