Prusias

Prusias may refer to :


 * People
 * Two kings of ancient Bithynia
 * Prusias I of Bithynia
 * Prusias II of Bithynia


 * Places and jurisdictions
 * Prusias ad Hypium, city in the Roman province of Honorias
 * Prusias and Prusias ad Mare, former alternate names for the ancient city of Cius in Bithynia


 * Other
 * Prusias (spider), a spider genus in the family Sparassidae