Cognomen Rusya (Rusia 
, Rusya 
, Руся 
) , in all the world, is quite a rare family name. The surname Rusya is habitual in Georgia, where it is quite a common surname, Philippines, where it is quite a rare surname, and Bulgaria, where it is a rare surname. Measured by absolute frequency, this name is the most popular in Philippines, Georgia, and Indonesia. More frequently, Rusya is the forename as well as the last name.