Olga Karlatos (Greek: Όλγα Καρλάτου; 20 April 1947) is a retired Greek actress and Bermudian lawyer, known primarily for performing in Italian horror cinema.

Between the end of the 1960s and the early 70s, Karlatos had a short career as a singer, recording an EP and some singles in French and Italian, including the theme song of the drama Eneide, in which she starred as Dido, the legendary queen of Carthage. In 1975, she took part in the film My Friends, directed by Mario Monicelli, in which she played Donatella, the unhappy wife of the surgeon Alfeo Sassaroli.