Sienna Rose Miller was born on December 28, 1981, in New York City, but she and her family moved to England while she was a child. Though Sienna studied at Lee Strasberg's acting academy, her early career aspirations involved modeling. She was associated with popularizing the neo-hippie, boho-chic look that peaked in 2004 and 2005. Around the same time her acting career gained momentum and she landed TV and film roles in Keen Eddie (2003), Layer Cake (2004), Alfie (2004), Casanova (2005), Factory Girl (2006), and Interview (2007). She's also well-known for the break up between her and ex-fianc? Jude