Edward Harley, 2nd Earl of Oxford and Earl Mortimer British politician, bibliophile, collector and patron of the arts (1689-1741) (1689–1741) Parents Elizabeth Foley Robert Harley, 1st Earl of Oxford and Earl Mortimer Children Margaret Cavendish Bentinck, Duchess of Portland Siblings Lady Elizabeth Harley Lady Abigail Harley Partners Henrietta Harley, Countess of Oxford and Countess Mortimer
