In Croatia, Batas families are mainly Croats (from Karlovac area ), equally Serbs. In the past century, relatively most of Croatian residents bearing this family name were born in Slavonski Brod and Bjelovar.
Prevalence
About 40 people with faimily name Batas live in Croatia today, in 18 households. There were 20 of them in the middle of the past century, and their number doubled. They are located in 7 Croatian counties and 5 other places, mostly in Bjelovar (<10), Trnjani in Slavonski Brod area (<10), Strmica (<5), Zagreb (<5), and in Osijek (<5).