Ferlin families are usually Croats and they are mostly from Labin area , rarely Italians (from Pula ). In the past century, relatively most of Croatian residents bearing this family name were born in Pula and Cakovec.
Prevalence
About 190 people with faimily name Ferlin live in Croatia today, in 80 households. There were 80 of them in the middle of the past century, and their number more than doubled. They are located in 7 Croatian counties, in 13 cities and 25 other places, mostly in Svetvincenat in Labin area (35), Pula (30), in Pleskovec (10) and Nedelisce (<10) in Cakovec area, and in Donji Miholjac (<10).
Outside Croatia
Family name Ferlin (including: Fehrlin , Pherlin ) is present in 37 countries worldwide.
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.