In Croatia, Petrone families are Croats (from Bjelovar ). In the past century, relatively most of Croatian residents bearing this family name were born in Bjelovar and in Herceg Novi, Montenegro.
Prevalence
Only a few people with faimily name Petrone live in Croatia today, in three households only. There were 10 of them in the middle of the past century, and their number remains constant. They are located in two Croatian cities only, in Bjelovar (<10) and Split (<5).