Lady Elizabeth Cavendish (died 1747) (d. 1747) Parents Rachel Cavendish, Duchess of Devonshire William Cavendish, 2nd Duke of Devonshire Children Sir William Lowther, 3rd Baronet Siblings Lady Rachel Cavendish Lord James Cavendish William Cavendish, 3rd Duke of Devonshire Lord Charles Cavendish Henrietta Cavendish Partners Sir Thomas Lowther, 2nd Baronet