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Surname Duca in modern Croatia
In Croatia, Duca families are predominantly Croats (from Zadar ), rarely Italians (also from Zadar ). In the past century, relatively most of Croatian residents bearing this family name were born in Zadar.
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Prevalence
About 10 people with faimily name Duca live in Croatia today, in four households only. There were 10 of them in the middle of the past century, and their number remains constant.
They are located in one Croatian city only, in Zadar (<10).
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Outside Croatia
Family name Duca (including: Ducca , Ducha , Duzha , Duza , Dhucha , Dhuza , Duzah , Dhuca and Dueza ) is present in 69 countries worldwide. "Ducca " is used by some 700 people in Argentina , about 400 in Brazil , and some 100 people in the United States. "Dhuca " is used by small number of people in the United States.
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Characteristic first names
Antonio Duca,
Dino Duca,
Simeone Duca,
Domenico Duca,
Jasna Duca,
Ivana Duca,
Katica Duca,
Bruno Duca,
Mirjana Duca,
Dea Duca,
Mia Duca,
Anella Duca,
George Duca,
Livio Duca,
Loretta Duca,
Patrizia Duca