Robert Selden Duvall (born January 5, 1931) is an American actor and director (Film director). He has won an Academy Award, two Emmy Award (Emmy)s, and four Golden Globe Award (Golden Globe)s.

He began his career appearing in theatre during the late 1950s, moving into small to supporting television and film roles during the early 1960s in such works as To Kill a Mockingbird (To Kill a Mockingbird (film)) (1962) and Captain Newman, M.D. (1963). He started to land much larger roles during the early 1970s with movies like MASH (MASH (film)) (1970) and THX 1138 (1971). This was followed by a series of critical successes: The Godfather (1972), The Godfather Part II (1974), Network (Network (film)) (1976), The Great Santini (1979), Apocalypse Now (1979), and True Confessions (True Confessions (film)) (1981).

Since then Duvall has remained an important presence in both film and television with such productions as Tender Mercies (1983), The Natural (The Natural (film)) (1984), Colors (Colors (film)) (1988), Lonesome Dove (1989), Stalin (Stalin (1992 film)) (1992), The Man Who Captured Eichmann (1996), The Apostle (1997), A Civil Action (1998), Gods and Generals (Gods and Generals (film)) (2003) and Broken Trail (2006).