In Croatia, Vašak families are generally Croats (from Bjelovar area ), very rarely Czechs (from Orahovica area ). In the past century, relatively most of Croatian residents bearing this family name were born in Bjelovar and in Bjelovar area.
Prevalence
About 20 people with faimily name Vašak live in Croatia today, in 7 households. There were 30 of them in the middle of the past century, and their number decreased by 40 percent. They are located in only five naselja i to in Severin in Bjelovar area (<10), Grubisno Polje (<5), Remetinec (<5), Fericanci in Orahovica area (<5), and in Munije (<5).