In Croatia, Zvonc families are generally Croats (from Vrbovec area ), very rarely Hungarians (from Zagreb ). In the past century, relatively most of Croatian residents bearing this family name were born in Zagreb and in Vrbovec area.
Prevalence
About 20 people with faimily name Zvonc live in Croatia today, in 7 households. They are located in only two naselja i to in Zagreb (15) and Sesvete (<5).