Vlastelica families are Croats and they are mostly from the Island of Vis. In the past century, relatively most of Croatian residents bearing this family name were born in Sinj and Split.
Prevalence
About 160 people with faimily name Vlastelica live in Croatia today, in 80 households. There were 150 of them in the middle of the past century, and their number increased by 10 percent. They are located in 7 Croatian counties, in 13 cities and 11 other places, mostly in Split (55), Zagreb (30), Turjaci (20), Rijeka (15), and in Sinj (15).
Outside Croatia
Family name Vlastelica is present in 10 countries worldwide. The family name "Vlastelica " is used by some 100 people in the United States , about 50 in Chile , and small number of people in Australia.
In the sources analysed in the project Acta Croatica so far, the name is mentioned few times, the first time 1925 in source Emigration Commission Zagreb.