In Croatia, Erega families are predominantly Croats (from Koprivnica area ), rarely Serbs. In the past century, relatively most of Croatian residents bearing this family name were born in Gospic area and in Gospic.
Prevalence
About 40 people with faimily name Erega live in Croatia today, in 20 households. There were 30 of them in the middle of the past century, and their number increased by 10 percent. They are located in 6 Croatian counties and 5 other places, mostly in Gospic (10), Zablatje in Koprivnica area (<10), Zagreb (<10), Rijeka (<10), and in Lasinja in Jastrebarsko area (<5).
In the sources analysed in the project Acta Croatica so far, the name is mentioned over five times, the first time 1917 in source List of Dignitaries, Officials and Public Servants of the Kingdom of Croatia-Slavonia.