Aratus (disambiguation)

Aratus of Soli was a Greek didactic poet. "Aratus" may also refer to:
 * Aratus of Sicyon (271–213 BC), an ancient Greek statesman, sixteen times strategos of the Achaean League
 * Aratus the Younger of Sicyon, son of the previous and strategos of the Achaean League 219/18 BC.
 * Aratus III of Sicyon, grandson of Aratus of Sicyon and ambassador of the Achaean League
 * Aratus of Cnidus, the author of a history of Egypt, now lost
 * Aratus (mythology), son of Asclepius in Greek mythology
 * Aratus pisonii, a crab of American mangroves
 * Äratus, a 1989 Soviet-Estonian film