Duke of Devonshire a separate title from that of Earl of Devon, which still belongs to the Courtenay family. The fifth Duke and Duchess of Devonshire are portrayed in the 2008 film "The Duchess" directed by Saul Dibb. The film is based on Amanda Foreman's biography of the scandalous 18th-century English aristocrat Georgiana Cavendish, Duchess of Devonshire (portrayed by Keira Knightley) and her relationship with the Duke (Ralph Fiennes) and his next wife, Lady Elizabeth Foster. Along with Jane Austen, the fifth Duke and his second wife appear, soon after Georgiana's death, in "Jane and the Stillroom Maid", a murder mystery by Stephanie
Winifred Cavendish-Bentinck, Duchess of Portland Winifred Cavendish-Bentinck, Duchess of Portland Winifred Anna Cavendish-Bentinck, Duchess of Portland ("née" Dallas-Yorke; 7 September 1863 – 30 July 1954) was a British humanitarian and animal welfare activist. Born at Murthly Castle, Perthshire, she was the only daughter of Thomas Yorke Dallas-Yorke of Walmsgate, Lincolnshire, and Frances ("née" Graham). She served as a canopy bearer to HM Queen Alexandra at the 1902 coronation of King Edward VII, and was Mistress of the Robes from 1913 until Alexandra's death in 1925. The Duchess was a Justice of the Peace for Nottinghamshire when based at the family seat Welbeck Abbey. She married