In Croatia, Kaporalin families are Croats (from Pula area ). In the past century, relatively most of Croatian residents bearing this family name were born in Pula.
Prevalence
About 10 people with faimily name Kaporalin live in Croatia today, in four households only. There were 30 of them in the middle of the past century, and their number decreased significantly. They are located in only four naselja i to in Pula (<5), Vinkuran in Pula area (<5), Zagreb (<5), and in Vintijan in Pula area (<5).
Outside Croatia
Family name Kaporalin is present in this form only in Croatia.