Sarah Churchill, Duchess of Marlborough England’s greatest aristocratic dynasties. Among the more famous descendants of the Marlboroughs are Winston Churchill and Diana, Princess of Wales. The Duke and Duchess of Marlborough's children who survived childhood married into the most important families in Great Britain: Sarah Churchill is portrayed by actress Rachel Weisz in the 2018 film "The Favourite", which centers on the competition between the Duchess and Baroness Masham (Emma Stone) for the affections of Queen Anne (Olivia Colman). She was played by Susannah York in the 1983 comedy "Yellowbeard". She was played by Susan Hampshire in the 1969 BBC mini-series, "The First Churchills". Notes
Mary Montagu, Duchess of Montagu Mary Montagu, Duchess of Montagu Mary Montagu, Duchess of Montagu (15 July 1689 – 14 May 1751), formerly Lady Mary Churchill, was a British court official and noble, the wife of John Montagu, 2nd Duke of Montagu. She was the youngest surviving daughter of John Churchill, 1st Duke of Marlborough, and his wife Sarah. She married Montagu on 17 March 1705, when he was Earl of Montagu. They had five children: From 1714 to 1717, the duchess was a Lady of the Bedchamber to the Princess of Wales. She was painted by Sir Godfrey Kneller in 1740. A portrait of