In Croatia, Gon families are Croats (from the Island of Krk ). In the past century, relatively most of Croatian residents bearing this family name were born in Opatija and Rijeka.
Prevalence
Only a few people with faimily name Gon live in Croatia today, in four households only. There were 10 of them in the middle of the past century, and their number remains constant. They are only located in two Croatian cities and another small place , mostly in Rijeka (<5), Bakar (<5), and in Vrbnik on the Island of Krk (<5).