In Croatia, Zega families are mainly Croats (from Nova Gradiska ), rarely Slovenes (from Slovenia ), and . In the past century, relatively most of Croatian residents bearing this family name were born in Zagreb and Nova Gradiska.
Prevalence
About 10 people with faimily name Zega live in Croatia today, in three households only. There were 0 of them in the middle of the past century, and their number multiplied. They are located in only threee naselja i to in Sesvete (<5), Zagreb (<5), and in Gospic (<5).
Outside Croatia
Family name Zega (including: Zeghba , Zegha and Zhega ) is present in 38 countries worldwide.