Fadiga families are Croats and they are mostly from Ivanec area. In the past century, relatively most of Croatian residents bearing this family name were born in Zagreb and Varazdin.
Prevalence
About 130 people with faimily name Fadiga live in Croatia today, in 50 households. There were 140 of them in the middle of the past century, and their number decreased by 10 percent. They are located in 8 Croatian counties, in 9 cities and 18 other places, mostly in Zagreb (30), Harkanovci (15), Varazdin (10), Samobor (<10), and in Valpovo (<10).
Outside Croatia
Family name Fadiga is present in 38 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.