In Croatia, Boico families are predominantly Italians (from Pula ), rarely Croats (also from Pula ). In the past century, relatively most of Croatian residents bearing this family name were born in Pula and in Rovinj area.
Prevalence
Only a few people with faimily name Boico live in Croatia today, in one household only. There were 30 of them in the middle of the past century, and their number decreased significantly. They are located in one Croatian city only, in Pula (<5).