David WemyssDavid Wemyss may refer to: David Wemyss, Scottish noble David Wemyss, 2nd Earl of Wemyss, army officer David Wemyss, 4th Earl of Wemyss, Scottish peer and Member of Parliament David Wemyss, Lord Elcho, Scottish peer and Jacobite army officer David Douglas Wemyss, British Army officer