In Croatia, Bucalo families are mainly Croats (from Peljesac Peninsula ), equally Serbs. In the past century, relatively most of Croatian residents bearing this family name were born in Knin area and in Dubrovnik. In Drenovac Osredački in Knin area every third inhabitant had the family name Bucalo.
Prevalence
About 20 people with faimily name Bucalo live in Croatia today, in 11 households. There were 40 of them in the middle of the past century, and their number halved. They are located in 8 Croatian counties, in 6 cities and four other places, mostly in Orebic on the Peljesac peninsula (<10), Split (<5), Ocestovo (<5), Karlovac (<5), and in Pozega (<5).