In Croatia, Cocolo families are mainly Italians (from Novigrad ), less frequently Croats (from Buje ). In the past century, relatively most of Croatian residents bearing this family name were born in Porec.
Prevalence
Only a few people with faimily name Cocolo live in Croatia today, in two 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 Buje (<5) and Novigrad (<5).
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.