Ardchattan and Muckairn is a civil parish within Argyll and Bute in Scotland. It lies north of Oban, bordering Loch Etive and includes Glen Ure, Glen Creran, Barcaldine, Benderloch, Connel, Bonawe and Glen Etive. At the 2001 census, Ardchattan and Muckairn had a population of 2,443, between them. Its name derives from the 6th-century Irish monk Saint Cathan, combined with the Goidelic element ard-, or "heights".