In Croatia, Birović families are Croats (from Donji Miholjac ). In the past century, relatively most of Croatian residents bearing this family name were born in Donji Miholjac and Osijek.
Prevalence
About 40 people with faimily name Birović live in Croatia today, in 16 households. There were 40 of them in the middle of the past century, and their number remains constant. They are located in threee Croatian counties and threee other places, mostly in Podgajci Podravski (20), Donji Miholjac (<5), Fazana (<5), Sveti Djuradj (<5), and in Valpovo (<5).