Ochus

Ochus may refer to:


 * Mochus, e.g. in Diogenes Laertius
 * King Darius II of Persia, originally called Ochus
 * King Artaxerxes III of Persia, originally called Ochus
 * Ochus, son of Darius III of Persia
 * An old name for the Panj River
 * Ochus (butterfly), a genus of butterflies in the grass skipper family