Sienna Rose Diana Miller is an English actress, model and fashion designer. She has played roles in Layer Cake, Alfie, Factory Girl, The Edge of Love, and G.I. Joe: The Rise of Cobra. In 2006, she designed a fashion capsule for Pepe Jeans. Miller has been nominated for two BAFTAs and a Golden Globe.
Prior to her professional acting career, Miller worked as a photographic model. She signed with Tandy Anderson of Select Model Management London, and modelled for Coca-Cola, Italian Vogue, and posed topless in the 2003 Pirelli Calendar. Miller has also been closely associated with the style of fashion that became known as boho chic, much of which fashion followers noted was strikingly similar to the style of model Kate Moss. Miller signed a two-year contract with Pepe Jeans London; the jeans ad campaign first appeared in magazines March 2006. In February 2009, Hugo Boss Fragrances announced that Miller would be the new ambassador for their women’s BOSS Orange women’s perfume.