>
Cognomen בירו (Biro , בירו ) , around the world, is a common surname. The cognomen בירו is characteristic of Eastern Europe, particularly Hungary, where it is a common surname, Romania, where it is quite a common surname, and Slovakia. Not in comparison with a country's population, it most frequently occurs in Hungary, Romania, and Japan. Also, בירו is the forename as well as the last name.