Poros is a Greek island-pair in the southern part of the Saronic Gulf. Poros may also refer to: Poros stone is named after the islands Poros (Attica), a deme of ancient Attica Any of several villages in Greece: Poros, Aetolia-Acarnania, a village of the Nafpaktia municipality Poros, Kefalonia, a village of the Cephalonia municipality Poros, Elis, a village of the Andritsaina-Krestena municipality Poros, Evros, a village of the Alexandroupoli municipality Poros, Grevena, a village of the Grevena municipality Poros, Imathia, a village of the Veria municipality Poros, Lefkada, a village of the Lefkada municipality See also Porus (disambiguation) City of Poros (ship), a Greek ferry involved in a terrorist attack in 1988