>
Surname Erdos (Ердос
, Erdos
, Erdős
) , in the entire world, is quite a common last name. The cognomen Erdos is habitual in Eastern Europe, particularly Hungary, where it is quite a common surname, Romania, where it is quite a rare surname, and Slovakia. Not in comparison with a country's population, it is commonest in Hungary, the United States, and Romania. Very seldom, Erdos is the forename as well as the last name.