In Croatia, Svorcina families are Croats (from the Island of Ugljan ). In the past century, relatively most of Croatian residents bearing this family name were born in Zadar and on the Island of Ugljan.
Prevalence
About 50 people with faimily name Svorcina live in Croatia today, in 30 households. There were 30 of them in the middle of the past century, and their number increased by 90 percent. They are located in only five naselja i to in Ugljan on the Island of Ugljan (30), Zadar (15), Zagreb (<10), Ivanec Krizevacki (<5), and in Rijeka (<5).
Outside Croatia
Family name Svorcina is present in three countries on two continents. The family name "Svorcina " is used by few people in the United States.