In Croatia, Prokopović families are generally Croats (from Banja Luka Region (Bosnia) ), very rarely Slovenes (from Opatija area ). In the past century, relatively most of Croatian residents bearing this family name were born in Rijeka and in Banja Luka Region, Bosnia (Banja Luka area).
Prevalence
About 20 people with faimily name Prokopović live in Croatia today, in 7 households. There were 10 of them in the middle of the past century, and their number doubled. They are only located in threee Croatian cities and threee other places, mostly in Karlovac (<10), Lisac in Opatija area (<5), Zagreb (<5), Rijeka (<5), and in Drljaca in Hrvatska Kostajnica area (<5).