Ferenac families are usually Croats and they are mostly from Ozalj , rarely Italians (from Buje area ). In the past century, relatively most of Croatian residents bearing this family name were born in Ozalj and Karlovac. In Ferenci in Ozalj every second inhabitant had the family name Ferenac.
Prevalence
About 230 people with faimily name Ferenac live in Croatia today, in 90 households. There were 270 of them in the middle of the past century, and their number decreased by 10 percent. They are located in the most of Croatian counties, in 16 cities and 37 other places, mostly in Ferenci in Buje area (20), Vrhovac (15), Ferenci (15), Rijeka (10), and in Virovitica (10).
In the sources analysed in the project Acta Croatica so far, the name is mentioned over five times, the first time 2007 in source Encyclopaedia of Croatian Surnames.