Polyidus (disambiguation)

Polyidus (Πολύειδος, Πολύϊδος) may refer to:


 * Polyidus, a Corinthian seer of Greek mythology
 * Polyidus (poet), a Greek poet and painter of the fifth century B.C.
 * Polyidus of Thessaly, a Greek engineer of the fourth-century B.C.
 * two other characters as detailed in Polyidus (mythology)