In Croatia, Koparan families are Croats (from the Island of Ciovo ). In the past century, relatively most of Croatian residents bearing this family name were born in Middle Bosnia (Gornji Vakuf area) and in Middle Bosnia (Bugojno area).
Prevalence
About 10 people with faimily name Koparan live in Croatia today, in three households only. There were 0 of them in the middle of the past century, and their number multiplied. They are located in threee Croatian counties, two cities and another small place , mostly in Zagreb (<5), Okrug Gornji on the Island of Ciovo (<5), and in Rijeka (<5).
Outside Croatia
Family name Koparan is present in 14 countries worldwide. The family name "Koparan " is used by some 6000 people in Turkey , small number in Kazakhstan , and small number of people in the United States.