In Croatia, Barolin families are generally Croats (from Porec ), very rarely Slovenes (from Rijeka ). In the past century, relatively most of Croatian residents bearing this family name were born in Porec and Pula.
Prevalence
About 20 people with faimily name Barolin live in Croatia today, in 8 households. They are located in two Croatian counties, four cities and two other places, mostly in Porec (<10), Kosinozici (<5), Rijeka (<5), Pula (<5), and in Buzinija (<5).
Outside Croatia
Family name Barolin is present in 14 countries on three continents.
In the sources analysed in the project Acta Croatica so far, the name is mentioned over ten times, the first time 1938 in source Phone Book - Zagreb 1938.