Ferinac families are Croats and they are mostly from Ilok area. In the past century, relatively most of Croatian residents bearing this family name were born in Ilok area and in Vukovar.
Prevalence
About 70 people with faimily name Ferinac live in Croatia today, in 30 households. There were 90 of them in the middle of the past century, and their number decreased by 20 percent. They are located in four Croatian counties, in 6 cities and 5 other places, mostly in Tovarnik in Ilok area (45), Vukovar (<10), Vinkovci (<5), and in Ilaca (<5) and Cakovci (<5) in Ilok area.
Outside Croatia
Family name Ferinac is present in four countries on three continents. The family name "Ferinac " is used by small number of people in Australia and small number in the United States.
In the sources analysed in the project Acta Croatica so far, the name is mentioned few times, the first time 1917 in source List of Dignitaries, Officials and Public Servants of the Kingdom of Croatia-Slavonia.