Nuala Quinn-Barton (born March 1952) is an Irish American independent film producer, artist, talent manager and former fashion model from Newry, Northern Ireland. She is best known for producing films such as Homecoming (2009), The Third Half (2012), Goodbye Christopher Robin (2017), and for managing the careers of her daughter, actress Mischa Barton, actress Kelly Lynn Reiter, producer Taheim Bryan, and best-selling writer Ted Lazaris. She is married to Paul Marsden Barton.