Patricia Rooney Mara (MAIR-ə) is an American actress. She has received various accolades, including a Cannes Film Festival Award for Best Actress, in addition to nominations for two Academy Awards, a British Academy Film Award, and two Golden Globe Awards. Born into the Rooney and Mara families, she began her career acting in television and independent films, such as the coming-of-age drama Tanner Hall (2009), and she gained further recognition for a supporting role in David Fincher's biographical drama The Social Network (2010). Mara had a career breakthrough when she starred as Lisbeth Salander in Fincher's thriller The Girl with the Dragon Tattoo (2011), which earned her a nomination for the Academy Award for Best Actress. Her career progressed with leading roles in the thriller Side Effects (2013), the science fiction romance Her (2013), and the romantic drama Carol (2015); all three were critical and commercial successes. For the latter, she won the Cannes Film Festival Award for Best Actress and received a nomination for the Academy Award for Best Supporting Actress. She has since appeared in the biographical drama Lion (2016), the supernatural drama A Ghost Story (2017), and portrayed Mary Magdalene in the biblical drama Mary Magdalene (2018). Following a brief hiatus, Mara co-starred in Guillermo del Toro's psychological thriller Nightmare Alley (2021). Mara is known for her charity work and oversees the Uweza Foundation, which supports empowerment programs for children and families in the Kibera slum of Nairobi. She is also the founder of the vegan clothing line Hiraeth Collective. Mara is in a relationship with actor Joaquin Phoenix, with whom she has a son.