Dunyvaig Castle, (Scottish Gaelic: Dùn Naomhaig, Anglicised Fort of the galleys, also known as Dunnyveg)[1] is located on the south side of Islay, in Argyll, Scotland, on the shore of Lagavulin Bay, 4 kilometres (2+1⁄2 miles) from Port Ellen.[1] The castle was once a naval base of the Lord of the Isles, chiefs of Clan Donald. It was held by the chiefs of the Clan MacDonald of Dunnyveg.