Born in Dublin on October 4, 1979, Caitriona Balfe celebrates her 37th birthday Tuesday. Pictured above on February 10, 2003, the star got her start as a model, walking runways across the globe for major designers like Chanel, Oscar de la Renta, and Marc Jacobs. She made the transition to acting in the 2010s, picking up early roles in Super 8, The Beauty Inside, and Crush before joining Now You See Me as Jasmine Tressler. In 2014 Balfe landed the role of Outlander's Claire Randall, a gig she continues two years later. In honor of the actress' birthday, see photos of her through the years, ahead.