Louise de Kérouaille, Duchess of Portsmouth died in Paris on 14 November 1734, aged 85. Some of Louise's descendants, Diana, Princess of Wales, Camilla, Duchess of Cornwall, Sarah, Duchess of York and Princess Alice, Duchess of Gloucester, would eventually play major roles in the lives of later princes of the United Kingdom: Charles, Prince of Wales, Andrew, Duke of York and Prince Henry, Duke of Gloucester. Louise de Kérouaille, Duchess of Portsmouth Louise Renée de Penancoët de Kérouaille, Duchess of Portsmouth (September 1649 – 14 November 1734) was a mistress of Charles II of England. Through her son by Charles II, Charles Lennox, 1st Duke of
Sarah Churchill, Duchess of Marlborough court, but she had her revenge under the Hanoverians following Anne's death. She had famous subsequent disagreements with many important people, including her daughter the second Duchess of Marlborough; the architect of Blenheim Palace, John Vanbrugh; prime minister Robert Walpole; King George II; and his wife, Queen Caroline. The money she inherited from the Marlborough trust left her one of the richest women in Europe. She died in 1744 at the age of eighty-four. Sarah Jennings was born on 5 June 1660, probably at Holywell House, St Albans, Hertfordshire. She was the daughter of Richard Jennings (or Jenyns), a Member