In Croatia, Coccolo families are predominantly Croats (from Rijeka ), rarely Italians (also from Rijeka ). In the past century, relatively most of Croatian residents bearing this family name were born in Rijeka.
Prevalence
Only a few people with faimily name Coccolo live in Croatia today, in two households only. There were 0 of them in the middle of the past century, and their number remains constant. They are located in one Croatian city only, in Rijeka (<5).
Outside Croatia
Family name Coccolo is present in 10 countries on three continents.