Adam Douglas Driver (born November 19, 1983) is an American actor, recognized for his collaborations with auteur filmmakers. Driver made his film debut in J. Edgar (2011) and played supporting roles in Lincoln (2012), Frances Ha (2012), Inside Llewyn Davis (2013) and While We're Young (2014) before gaining wider recognition for his portrayal of Kylo Ren in the Star Wars sequel trilogy (2015–2019).

He won the Volpi Cup for Best Actor for a leading role in Hungry Hearts (2014) and received consecutive Academy Award nominations for Best Supporting Actor for playing a Jewish police officer infiltrating the KKK in BlacKkKlansman (2018) and Best Actor for his role as a theater director going through a divorce in Marriage Story (2019). Driver garnered further acclaim for portraying the titular character in Paterson (2016), a Jesuit priest in Silence (2016), Jacques le Gris in The Last Duel (2021), and Enzo Ferrari in Ferrari (2023). He has also acted in films such as Logan Lucky (2017), The Report (2019), Annette (2021), House of Gucci (2021), and White Noise (2022).

His breakout performance was as an emotionally unstable actor in the HBO television series Girls (2012–2017), for which he received three consecutive Primetime Emmy nominations. On stage, Driver made his Broadway debut in Mrs. Warren's Profession (2010) and subsequently acted in Man and Boy (2011) and Burn This (2019), the later of which earned him a nomination for the Tony Award for Best Actor in a Play.

Driver is a veteran of the U.S. Marine Corps. He also was the founder of Arts in the Armed Forces, a non-profit that provided free arts programming to American active-duty service members, veterans, military support staff, and their families worldwide.