Cognomen ברדיה (Bardiya 
, ברדיה 
) , in the entire world, is quite a rare family name. The last name ברדיה is habitual in Nepal, where it is quite a rare surname, Qatar, where it is a rare surname, and Saudi Arabia. In absolute terms, it most frequently occurs in India, Nepal, and Saudi Arabia. Very seldom, ברדיה is the forename as well as the last name.