Saoirse Una Ronan (born 12 April 1994) is an American-born Irish actress. Primarily noted for her roles in period dramas since adolescence, Ronan has received various accolades throughout her career, including a Golden Globe Award and a Critics' Choice Movie Award, in addition to nominations for four Academy Awards, four Screen Actors Guild Awards, and five British Academy Film Awards.
Ronan made her acting debut in 2003 on the Irish medical drama series The Clinic. She made her film debut in I Could Never Be Your Woman (2007), and had her breakthrough in the role of a precocious teenager in Joe Wright's Atonement (2007), which earned her a nomination for the Academy Award for Best Supporting Actress; making 13-year-old Ronan the seventh-youngest nominee in that category. She subsequently played a series of starring roles such as that of a murdered girl seeking closure in Peter Jackson's The Lovely Bones (2009) and a teenage assassin in Hanna (2011), and the supporting role of a bake