In Croatia, Serblin families are Croats (from Porec area ). In the past century, relatively most of Croatian residents bearing this family name were born in Pula and in Porec area.
Prevalence
About 10 people with faimily name Serblin live in Croatia today, in 6 households. There were 10 of them in the middle of the past century, and their number remains constant. They are located in only threee Croatian places: in Stuti in Porec area (<10), Pula (<10), and in Zbandaj (<5).
Outside Croatia
Family name Serblin is present in four countries on three continents.