Sienna Rose Diana Miller was born on 28 December 1981 in New York, USA. She is a British-
American actress, model, and fashion designer.
She landed a role as a flirtatious model in a BBC sitcom,Bedtime (2001). Her breakout film role was in Layer Cake (2004). Sienna's film credits include Alfie (2004), Casanova (2005), Factory Girl (2006), Interview (2007), The Edge of Love (2008), G.I. Joe: The Rise of Cobra (2009), American Sniper (2014) and many others. She won two awards ShoWest Awards (2009) and Environmental Media Awards (2007).