In Croatia, Zavadil families are generally Croats (from Pozega area ), rarely Czechs (from Daruvar ). In the past century, relatively most of Croatian residents bearing this family name were born in Middle Bosnia (Sarajevo area) and in Daruvar.
Prevalence
About 10 people with faimily name Zavadil live in Croatia today, in three households only. There were 30 of them in the middle of the past century, and their number decreased significantly. They are located in two Croatian counties, in one city and another small place , mostly in Daruvar (<10) and Kaptol in Pozega area (<10).