Ruthenia (disambiguation)

Ruthenia may refer to:


 * Ruthenia, a name applied to various East Slavic lands
 * Red Ruthenia, an East Slavic historical region
 * Black Ruthenia, an East Slavic historical region
 * White Ruthenia, an East Slavic historical region
 * Carpathian Ruthenia, an East Slavic region (Rusynia) on the both sides of Carpathian Mountains
 * Inner Carpathian Ruthenia, sub-region of Carpathian Ruthenia on the inner side of Carpathian Mountains
 * Outer Carpathian Ruthenia, sub-region of Carpathian Ruthenia on the outer side of Carpathian Mountains
 * Subcarpathian Ruthenia, relative term, most commonly used for the Inner Carpathian Ruthenia
 * Ciscarpathian Ruthenia, relative term, most commonly used for the Outer Carpathian Ruthenia
 * Transcarpathian Ruthenia, relative term, used in different geographical contexts, depending on a point of observation
 * Kingdom of Ruthenia, an East Slavic kingdom in the 13th century
 * Voivodeship of Ruthenia, a province of the early modern Kingdom of Poland
 * Grand Principality of Ruthenia (1658), a proposed state (1658)
 * Ruthenium oxide, via the *-ia terminology for metal oxides