Before revision: Glen Affric, Inverness-shire Glenbarton, Dumfriesshire - from Gaelic *gleann-Breatann, or else Brittonic glyn-Brython ("Briton valley").
After revision: Glenalmond, PerthshireGlen Affric, Inverness-shire Glenbarton, Dumfriesshire - from Gaelic *gleann-Breatann, or else Brittonic glyn-Brython ("Briton valley").