In Croatia, Delbianco families are predominantly Croats (from Pula ), rarely Italians (from Rovinj area ), and very rarely Serbs. In the past century, relatively most of Croatian residents bearing this family name were born in Pula and Djakovo. In Golaš in Rovinj area every thirtieth inhabitant had the family name Delbianco.
Prevalence
About 30 people with faimily name Delbianco live in Croatia today, in 17 households. There were 30 of them in the middle of the past century, and their number remains constant. They are located in threee Croatian counties and 6 other places, mostly in Pula (10), Gospic (<5), Medulin in Pula area (<5), Rovinj (<5), and in Krnica in Pula area (<5).
Outside Croatia
Family name Delbianco is present in 13 countries worldwide. The family name "Delbianco " is used by some 500 people in Italy , about 300 in Brazil , and some 300 people in the United States.