In Croatia, Vodvarka families are Czechs by relative majority (from Grubisno Polje ), less frequently Croats (also from Grubisno Polje ), and very rarely Serbs. In the past century, relatively most of Croatian residents bearing this family name were born in Grubisno Polje and Bjelovar.
Prevalence
About 40 people with faimily name Vodvarka live in Croatia today, in 20 households. There were 40 of them in the middle of the past century, and their number remains constant. They are located in 7 Croatian counties, in 8 cities and 8 other places, mostly in Ivanovo Selo (<10), Zagreb (<10), Dugo Selo (<5), Grubisno Polje (<5), and in Bjelovar (<5).
In the sources analysed in the project Acta Croatica so far, the name is mentioned few times, the first time 1906 in source Yearbook and Directory of Literary Society of St. Jerome 1906.