In Croatia, Šeruga families are almost entirely Croats (from Lepoglava area ), very rarely Slovenes (from Solin area ). In the past century, relatively most of Croatian residents bearing this family name were born in Varazdin and in Lepoglava area.
Prevalence
About 30 people with faimily name Šeruga live in Croatia today, in 14 households. There were 30 of them in the middle of the past century, and their number remains constant. They are located in 7 Croatian counties, in 6 cities and 5 other places, mostly in Varazdin (<10), Bednja in Lepoglava area (<10), Zagreb (<10), Bjelovar (<5), and in Osijek (<5).
In the sources analysed in the project Acta Croatica so far, the name is mentioned few times, the first time 1935 in source Faculty of Humanities University of Zagreb Alumni.