Louise de Kérouaille, Duchess of Portsmouth 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 Richmond, she is ancestress of both wives of Prince Charles: Lady Diana Spencer and Camilla Shand. Louise was the daughter of Guillaume de Penancoët, Seigneur de Kérouaille (d. 1690) and his wife (married on 27 February 1645) Marie de Ploeuc de Timeur (d. January 1709), paternal granddaughter of René de Penancoët, Seigneur de Kérouaille et Villeneuve, and his wife (married
Prince Charles of Luxembourg and wife Jane H. Brady. They were divorced in Washoe County, Nevada, on 12 December 1955; later the marriage was annulled in Rome on 22 June 1963. After her second husband's death she married thirdly in Islesboro, Maine, on 3 August 1978 Philippe-François-Armand-Marie, 7th duc de Mouchy, without issue. Prince Charles and his wife Joan Dillon had two children, who are also princes of Luxembourg and Nassau: Prince Charles of Luxembourg Prince Charles of Luxembourg, Prince of Bourbon-Parma and Nassau (Charles Frédéric Louis Guillaume Marie; 7 August 1927 – 26 July 1977), was a younger son of Grand Duchess Charlotte