Oedipus the King orOedipus Rex, is an Athenian tragedy by Sophocles that was first performed around 429 BC. Originally, to the ancient Greeks, the title was simply Oedipus, as it is referred to by Aristotle in the Poetics. It is thought to have been renamed Oedipus Tyrannus to distinguish it from Oedipus at Colonus. In antiquity, the term "tyrant" referred to a ruler, but it did not necessarily ha...