In Croatia, Rabac families are generally Croats (from Pazin ), very rarely Italians (from Porec ), and barely Slovenes (from Pula ). In the past century, relatively most of Croatian residents bearing this family name were born in Pula and Labin.
Prevalence
About 50 people with faimily name Rabac live in Croatia today, in 20 households. There were 40 of them in the middle of the past century, and their number increased by 20 percent. They are located in threee Croatian counties, in 6 cities and 6 other places, mostly in Zarecje (20), Pula (<5), Fazana (<5), Kapelica (<5), and in Porec (<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.