In Croatia, Bučaj families are predominantly Albanians (from Grubisno Polje area ), rarely Croats (from Zadar ). In the past century, relatively most of Croatian residents bearing this family name were born in Kosovo and in Plav, Montenegro.
Prevalence
About 20 people with faimily name Bučaj live in Croatia today, in five households only. They are located in only five naselja i to in Pula (<10), Zadar (<5), in Nova Pisanica (<5) and Velika Pisanica (<5) in Grubisno Polje area, and in Zagreb (<5).