Svilić families are Croats the family name originates from Sisak area. In the past century, relatively most of Croatian residents bearing this family name were born in Karlovac and in Sisak area. In Jezero Posavsko in Sisak area every fourth inhabitant had the family name Svilić.
Prevalence
About 110 people with faimily name Svilić live in Croatia today, in 40 households. There were 130 of them in the middle of the past century, and their number decreased by 10 percent. They are located in 6 Croatian counties, in 11 cities and 11 other places, mostly in Karlovac (25), Zagreb (15), Jezero Posavsko in Sisak area (10), Poljanski Lug (10), and in Orubica in Nova Gradiska area (<10).
Outside Croatia
Family name Svilić (including: Svilich , Svilic ) is present in two countries on two continents. "Svilich " 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 1923 in source Emigration Commission Zagreb.