English Cathedrals - St Oran's Church Iona - Ruins of Church , Leadstones , graveyard. Part of Box 144 Boswell Collection - English Cathedrals. St Oran's Chapel (Odhr?in/Orain/Odran) is a medieval chapel on located on the island of Iona in the Inner Hebrides off the west coast of Scotland. Built in the 12th century, the chapel was dedicated to St Oran. St Oran's Chapel was a ruin until the chapel was restored during the same time as Iona Abbey