Berkec families are Croats and they are mostly from Slatina area. In the past century, relatively most of Croatian residents bearing this family name were born in Slatina area and in Slatina.
Prevalence
About 50 people with faimily name Berkec live in Croatia today, in 18 households. There were 40 of them in the middle of the past century, and their number increased by 30 percent. They are located in threee Croatian counties, four cities and 5 other places, mostly in Slatina (20), Donji Meljani (<10), Spisic Bukovica in Virovitica area (<10), Osijek (<5), and in Vaska in Slatina area (<5).
In the sources analysed in the project Acta Croatica so far, the name is mentioned few times, the first time 1928 in source Emigration Commission Zagreb.