Elizabeth Hamilton, Countess of Derby English peeress (1753-1797) (1753–1797) Parents Elizabeth Hamilton, 1st Baroness Hamilton of Hameldon James Hamilton, 6th Duke of Hamilton Children Lady Charlotte Stanley Lady Elizabeth Stanley Edward Smith-Stanley, 13th Earl of Derby Siblings Douglas Hamilton, 8th Duke of Hamilton James Hamilton, 7th Duke of Hamilton John Campbell, 7th Duke of Argyll Augusta Campbell Charlotte Bury George John Campbell, Earl of Campbell George Campbell, 6th Duke of Argyll Partners Edward Smith-Stanley, 12th Earl of Derby