In Croatia, Berkov families are predominantly Serbs, rarely Croats (also from Vinkovci area ). In the past century, relatively most of Croatian residents bearing this family name were born in Vinkovci area and in Osijek.
Prevalence
About 30 people with faimily name Berkov live in Croatia today, in 14 households. There were 20 of them in the middle of the past century, and their number increased by 50 percent. They are located in only four naselja i to in Dalj in Vinkovci area (25), Osijek (<5), Erdut in Vinkovci area (<5), and in Pobri (<5).