Ruja (disambiguation)

Ruja may refer to:
 * Ruja, an Estonian rock band
 * Ruja (EP), an EP by Ruja
 * Ruja (album), an LP by Ruja


 * Ruja, Lower Silesian Voivodeship, a village in Lower Silesian Voivodeship, south-western Poland
 * Ruja, a village in Agnita town, Sibiu County, Romania
 * Ruja (Siret), a tributary of the Siret in Iași County, Romania
 * Ruja (Tazlăul Sărat), a tributary of the Tazlăul Sărat in Bacău County, Romania
 * Rūja, river in Latvia
 * Ruja Ignatova (born 1980), Bulgarian-German convicted fraudster