Arcadius (disambiguation)

Arcadius may refer to:


 * Flavius Arcadius (377-408), Byzantine emperor
 * Arcadius of Antioch, Greek grammarian
 * Arkadios II, Monothelite archbishop of Cyprus
 * Arcadius of Mauretania, 4th-century martyr
 * Arcadius of Bourges, bishop and saint
 * Arcadius (d. 437), martyr