Sienna Miller, American-British actress and fashion designer

Sienna Rose Diana Miller is an American-British actress. Born in New York City and raised in London, she began her career as a photography model, appearing in the pages of Italian Vogue and for the 2003 Pirelli Calendar. Her acting breakthrough came in the 2004 films Layer Cake and Alfie. She subsequently portrayed socialite Edie Sedgwick in Factory Girl (2006) and author Caitlin Macnamara in The Edge of Love (2008), and was nominated for the BAFTA Rising Star Award in 2008. Her role as The Baroness in G.I. Joe: The Rise of Cobra (2009) was followed by a brief sabbatical from the screen amid increased tabloid scrutiny.

December 28 is the 362nd day of the year in the Gregorian calendar; three days remain until the end of the year.