In Croatia, Fonovich families are Croats (from Rijeka ).
Prevalence
Only a few people with faimily name Fonovich live in Croatia today, in one household only. There were 40 of them in the middle of the past century, and their number decreased significantly. They are located in only two Croatian places: in Rijeka (<5) and Zagorje in Labin area (<5).
Outside Croatia
Family name Fonovich is present in 11 countries on three continents. The family name "Fonovich " is used by some 70 people in Italy , small number in the United States , and small number of people in Argentina. "Fonowich " is used by few people in the United States.
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.