Feltrin families are mainly Croats and they are mostly from Varazdin area , often Italians (from Pakrac ). In the past century, relatively most of Croatian residents bearing this family name were born in Pakrac and in Varazdin area. In Ljubelj Kalnički in Varazdin area every tenth inhabitant had the family name Feltrin.
Prevalence
About 120 people with faimily name Feltrin live in Croatia today, in 40 households. There were 50 of them in the middle of the past century, and their number more than doubled. They are located in 7 Croatian counties, in 6 cities and 12 other places, mostly in Kutina (20), Krizevci (15), Ljubelj Kalnicki in Varazdin area (15), Sveti Ivan Zabno in Krizevci area (10), and in Lipik (10).
Outside Croatia
Family name Feltrin is present in 23 countries worldwide.
In the sources analysed in the project Acta Croatica so far, the name is mentioned few times, the first time 2007 in source Encyclopaedia of Croatian Surnames.