Bat families are Croats and they are mostly from Beli Manastir area. In the past century, relatively most of Croatian residents bearing this family name were born in Zagreb and in Beli Manastir area.
Prevalence
About 140 people with faimily name Bat live in Croatia today, in 50 households. There were 60 of them in the middle of the past century, and their number more than doubled. They are located in 8 Croatian counties, in 9 cities and 15 other places, mostly in Zagreb (50), Risvica in Pregrada area (15), Ceminac in Beli Manastir area (10), Slavonski Brod (10), and in Novi Ceminac in Beli Manastir area (<10).
In the sources analysed in the project Acta Croatica so far, the name is mentioned few times, the first time 1917 in source List of Dignitaries, Officials and Public Servants of the Kingdom of Croatia-Slavonia.