In Croatia, Svornik families are Croats (from Sveti Ivan Zelina ). In the past century, relatively most of Croatian residents bearing this family name were born in Sveti Ivan Zelina and Zagreb.
Prevalence
About 50 people with faimily name Svornik live in Croatia today, in 20 households. There were 70 of them in the middle of the past century, and their number decreased by 30 percent. They are located in 6 Croatian counties, four cities and 11 other places, mostly in Sveti Ivan Zelina (10), Draganic in Karlovac area (<10), Omamno in Sveti Ivan Zelina area (<10), Komin (<10), and in Gornje Oresje (<10).
In the sources analysed in the project Acta Croatica so far, the name is mentioned few times, the first time 1937 in source Emigration Commission Zagreb.