In Croatia, Berkeš families are mainly Hungarians (from Grubisno Polje area ), less frequently Croats (from Osijek area ). In the past century, relatively most of Croatian residents bearing this family name were born in Grubisno Polje area and in Osijek area.
Prevalence
About 20 people with faimily name Berkeš live in Croatia today, in 6 households. There were 20 of them in the middle of the past century, and their number remains constant. They are located in four Croatian counties, in one city and 5 other places, mostly in Darda in Osijek area (<10), Trstenik on the Peljesac peninsula (<5), Micevec (<5), Velika Pisanica in Grubisno Polje area (<5), and in Bulinac in Bjelovar area (<5).
In the sources analysed in the project Acta Croatica so far, the name is mentioned over five times, the first time 1902 in source Hartmann's General List of Apartments in Zagreb.