Deborah Cavendish, Duchess of Devonshire Deborah Cavendish, Duchess of Devonshire Deborah Vivien Cavendish, Duchess of Devonshire, (born Deborah Freeman-Mitford and latterly Deborah, Dowager Duchess of Devonshire; 31 March 1920 – 24 September 2014) was an English aristocrat, writer, memoirist and socialite. She was the youngest and last surviving of the six Mitford sisters, who were prominent members of English society in the 1930s and 1940s. Known to her family as "Debo", Deborah Mitford was born in Asthall Manor, Oxfordshire, England. Her parents were David Freeman-Mitford, 2nd Baron Redesdale (1878–1958), son of Algernon Freeman-Mitford, 1st Baron Redesdale, and his wife, Sydney (1880–1963), daughter of Thomas Gibson
Diana, Princess of Wales Diana, Princess of Wales Diana, Princess of Wales (born Diana Frances Spencer; 1 July 1961 – 31 August 1997), was a member of the British royal family. She was the first wife of Charles, Prince of Wales, the heir apparent to the British throne, and the mother of Prince William, Duke of Cambridge, and Prince Harry, Duke of Sussex. Diana was born into the Spencer family, a family of British nobility, and she was the youngest daughter of Viscount and Viscountess Althorp. She grew up in Park House, situated on the Sandringham estate, and was educated in England and Switzerland.