Sienna Miller. Actress: G.I. Joe - Geheimauftrag Cobra. Sienna Rose Diana Miller was born in New York City, but was raised in London, United Kingdom. Her father, Edwin "Ed" Miller, who is American-born, is an investment banker and a dealer in Modern Chinese paintings. Her mother, Josephine "Jo" Miller, was a South African model and a personal assistant to David Bowie; she went on to manage the Lee Strasberg Theatre...