Lady Susanna Hamilton (1667-1736) (1667–1736) Parents Anne Hamilton, 3rd Duchess of Hamilton William Hamilton, 3rd Duke of Hamilton Children George Hay, 6th Marquess of Tweedale Charles Hay John Cochrane, 3rd Earl of Dundonald John Cochrane, 4th Earl of Dundonald John Hay, 4th Marquess of Tweeddale Lady Anne Cochrane Siblings George Hamilton, 1st Earl of Orkney James Hamilton, 4th Duke of Hamilton Lord Archibald Hamilton Lord Basil Hamilton Katherine Hamilton Charles Douglas, 2nd Earl of Selkirk William Hamilton John Hamilton, 1st Earl of Ruglen Lady Margaret Hamilton Lady Mary Hamilton Partners Charles Hay, 3rd Marquess of Tweeddale John Cochrane, 2nd Earl of Dundonald