Thyestes (disambiguation)

Thyestes was the mythical king of Olympia.

Thyestes may also refer to:
 * Thyestes (Euripides), a lost play of Euripides
 * Thyestes (Seneca), a Roman tragedy
 * Mount Thyestes, in Canada
 * Thyestes (fish), a genus of fossil fish
 * 14792 Thyestes, an asteroid