Saoirse Ronan is an Irish-American actress born on April 12, 1994, in The Bronx, New York City. She gained fame for her role in the film Atonement (2007), which earned her an Academy Award nomination for Best Supporting Actress at just 13 years old. Ronan has since starred in several acclaimed films, including Brooklyn (2015), Lady Bird (2017), and Little Women (2019). Known for her versatility and strong performances, she has received multiple awards and nominations throughout her career, solidifying her status as one of the leading actresses of her generation.