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 Commander of the Order of the British Empire (DBE) on his silver jubilee. She was also made a Dame of the Order of Queen Maria Luisa in Spain. In 2010, a collection of jewels belonging to the Duchess was auctioned at Christies, including antique pearl and diamond brooches, and the Portland sapphire tiara. The Portland diamond tiara, which was specially made for Edward VII's coronation, was stolen in November 2018. 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