In Croatia, Kersan families are predominantly Croats (from Labin area ), rarely Italians (from Buje ), and very rarely Slovaks (from Labin area ). In the past century, relatively most of Croatian residents bearing this family name were born in Pula and in Labin area.
Prevalence
About 30 people with faimily name Kersan live in Croatia today, in 14 households. There were 30 of them in the middle of the past century, and their number remains constant. They are only located in threee Croatian cities and four other places, mostly in Kranjcici in Labin area (<10), Vodnjan in Pula area (<5), Pula (<5), Bokordici in Labin area (<5), and in Umag (<5).