Alan Anthony Silvestri (born March 26, 1950) is an American composer, conductor, orchestrator and music producer of film scores. He has received two Grammy Awards and two Primetime Emmy Awards as well as nominations for two Academy Awards and two Golden Globe Awards.

He has been associated with director Robert Zemeckis since 1984, composing music for nearly all of his feature films including the Back to the Future film series (1985–1990), Who Framed Roger Rabbit (1988), Death Becomes Her (1992), Forrest Gump (1994), Contact (1997), What Lies Beneath (2000), Cast Away (2000), The Polar Express (2004), Beowulf (2007), Flight (2012) and The Walk (2015).

Silvestri also scored many other popular movies, including Predator (1987), The Abyss (1989), Father of the Bride (1991), The Bodyguard (1992), Eraser (1996), The Parent Trap (1998), Stuart Little (1999), The Mummy Returns (2001), Van Helsing (2004), Night at the Museum trilogy, G.I. Joe: The Rise of Cobra (2009), The A-Team (2010), Ready Player One (2018), and several Marvel Cinematic Universe films, including the Avengers films.