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
Georgiana Howard, Countess of Carlisle the Duchess of Sutherland, was Mistress of the Robes and a close friend to Queen Victoria. Lady Georgiana Dorothy Cavendish was born on 12 July 1783 at Devonshire House, the eldest child of William Cavendish, 5th Duke of Devonshire, who controlled one of the largest fortunes in England and belonged to one of the country's leading families. Her mother was Lady Georgiana Spencer, the famous political hostess and socialite. The new baby, born during a difficult labour, arrived after nine years of childlessness and six days after her first cousin Frederick. Called "Little G" by her mother, the baby was