Caitríona Mary Balfe (/kəˈtriːnə ˈbælf/; born 4 October 1979) is an Irish actress, producer, director and former model. She began her career as a fashion model in Paris at age 18, working with prestigious fashion houses such as Chanel and Louis Vuitton, before transitioning to acting a decade later. Balfe gained early recognition with roles in The Beauty Inside (2012) and H+: The Digital Series (2012–2013), along with appearances in films like Super 8 (2011), Now You See Me (2013), and Escape Plan (2013). Her breakthrough came with her portrayal of Claire Fraser in the Starz historical drama Outlander (2014–present), a role that has earned four Golden Globe Award nominations.
Balfe's notable film credits include Money Monster (2016), Ford v Ferrari (2019), and Belfast (2021). For her performance in Belfast, she received nominations for a Golden Globe, a Screen Actors Guild Award, and a BAFTA for Best Supporting Actress.