Bonačić families are Croats and they are mostly from the Island of Brac. In the past century, relatively most of Croatian residents bearing this family name were born in Split and Zagreb.
About 260 people with faimily name Bonačić live in Croatia today, in 120 households. There were 300 of them in the middle of the past century, and their number decreased by 10 percent. They are located in 10 Croatian counties, in 17 cities and 13 other places, mostly in Split (150), Zagreb (35), Milna on the Island of Brac (20), Dubrovnik (15), and in Solin (<10).