Clan Dundas, a Lowland Scottish clan, derives its name from the lands of Dundas in West Lothian. One notable figure from Clan Dundas is Henry Dundas, 1st Viscount Melville. He was a prominent political figure in the late 18th and early 19th centuries, serving as the First Lord of the Admiralty and Treasurer of the Navy. Henry Dundas played a crucial role in the management of the British Navy during the Napoleonic Wars. The Dundases held positions of influence in Scottish politics, law, and military affairs, and their influence extended beyond Scotland.