In Croatia, Koćina families are Croats (from the Island of Korcule ). In the past century, relatively most of Croatian residents bearing this family name were born on the Island of Korcula and in Sinj.
Prevalence
About 10 people with faimily name Koćina live in Croatia today, in two households only. They are located in only threee Croatian places: in Cara (10) and Blato (<5) on the Island of Korcula, and in Mirca on the Island of Brac (<5).