In Croatia, Šamuga families are Croats (from Krizevci area ). In the past century, relatively most of Croatian residents bearing this family name were born in Krizevci area and in Koprivnica.
Prevalence
About 40 people with faimily name Šamuga live in Croatia today, in 11 households. There were 20 of them in the middle of the past century, and their number doubled. They are located in four Croatian counties, threee cities and four other places, mostly in Miholec in Krizevci area (15), Krizevci (<10), Brezani in Krizevci area (<10), Bjelovar (<5), and in Mokrice Miholecke in Krizevci area (<5).
Outside Croatia
Family name Šamuga is present in five countries on four continents. The family name "Samuga " is used by some 200 people in Papua New Guinea and small number in the United States.