In Croatia, Pierobon families are mainly Croats (from Pakrac ), less frequently Italians (also from Pakrac ), and very rarely Czechs (from Daruvar ). In the past century, relatively most of Croatian residents bearing this family name were born in Pakrac and Koprivnica.
Prevalence
About 70 people with faimily name Pierobon live in Croatia today, in 30 households. There were 10 of them in the middle of the past century, and their number multiplied. They are located in 10 Croatian counties, in 10 cities and 9 other places, mostly in Pakrac (10), Kutina (10), Plostine (10), Zagreb (<10), and in Daruvar (<10).
Outside Croatia
Family name Pierobon is present in 23 countries worldwide.
In the sources analysed in the project Acta Croatica so far, the name is mentioned few times, the first time 1923 in source Emigration Commission Zagreb.