The Maeotian Swamp (Ancient Greek: ἡ Μαιῶτις λίμνη, ē Maiōtis límnē; Latin: Palus Maeotis) was a name applied in antiquity variously to the swamps at the mouth of the Tanais River in Scythia (the modern Don in southern Russia) and to the entire Sea of Azov which it forms there.