Anianus

Anianus may refer to:


 * Pope Anianus of Alexandria, Patriarch of Alexandria from 62 to 83
 * Anianus (referendary), of the Breviary of Alaric
 * Anianus (writer), 5th-century Egyptian monastic writer
 * Anianus of Celeda, early 5th-century deacon and supporter of Pelagius
 * Aignan of Orleans, also known as Anianus, Bishop of Orléans, canonized
 * A 4th century bishop of Besançon