Charlotte Spencer noblewoman; daughter of George Spencer, 4th Duke of Marlborough (1700–1802) Parents George Spencer, 4th Duke of Marlborough Caroline Spencer, Duchess of Marlborough Children Elizabeth Martha Nares Siblings Henry John Spencer Lady Amelia Spencer George Spencer-Churchill, 5th Duke of Marlborough Caroline Agar-Ellis, Viscountess Clifden Francis Spencer, 1st Baron Churchill Lady Elizabeth Spencer Lady Anne Spencer Partners Edward Nares