In Croatia, Cucančić families are generally Croats (from Opatija area ), very rarely Italians (from Opatija area ), and . In the past century, relatively most of Croatian residents bearing this family name were born in Rijeka and in Opatija area.
Prevalence
About 20 people with faimily name Cucančić live in Croatia today, in 14 households. There were 40 of them in the middle of the past century, and their number halved. They are located in two Croatian counties, threee cities and threee other places, mostly in Jurdani in Opatija area (<10), Rijeka (<10), Klana in Opatija area (<10), Opatija (<5), and in Zagreb (<5).
Outside Croatia
Family name Cucančić (including: Cucancic , Cucancich ) is present in three countries on two continents. The family name "Cucancic " is used by small number of people in the United States.
In the sources analysed in the project Acta Croatica so far, the name is mentioned few times, the first time 1906 in source Yearbook and Directory of Literary Society of St. Jerome 1906.