The Citadel is a public military college in Charleston, South Carolina.

The Citadel may also refer to:

Arts, entertainment, and media Film and television Adaptations of the Cronin novel The Citadel (1938 film), a 1938 British film adaptation The Citadel (1960 film), a 1960 American television film adaptation The Citadel (1960 TV series), a 1960 British serial adaptation The Citadel (1983 TV series), a 1983 British serial adaptation for the BBC La Cittadella (1964 miniseries), a 1964 Italian adaptation of The Citadel The Citadel (2003 miniseries) or La Cittadella, an Italian adaptation "The Citadel" (Star Wars: The Clone Wars) Citadel (TV series), a 2023 American spy action series starring Richard Madden and Priyanka Chopra made by Amazon

Literature The Citadel (novel), a 1937 novel by A. J. Cronin The Citadel, a novel by Peter Aleshkovsky The Citadel, a Dragonlance novel by Richard A. Knaak, in the Classics Series

Video games The Citadel, a Combine headquarters on Earth's City 17 in the game Half-Life 2 The Citadel (Mass Effect), an immense space station and the heart of galactic civilization in the Mass Effect game series The Citadel, the headquarters of the Brotherhood of Steel in the ruins of the Pentagon in Fallout 3

Places Geography The Citadel (Arizona), an archaeological site at the Wupatki National Monument The Citadel (mountain), a mountain in South West Tasmania The Citadel (Sierra Nevada), a mountain summit in California

Structures and institutions Royal Citadel, Plymouth, regularly referred to as "The Citadel" Citadel of Aleppo, a palace in Aleppo, Syria The Citadel (mall), a shopping mall in Colorado, United States Citadel Outlets, an outlet mall in City of Commerce, Los Angeles County, California The Citadel, one of the tallest buildings in Dubai The Citadel, the Vietnamese royal residence at Hué The Citadel, 17th century artillery fort, Kingston upon Hull, UK Citadel Arts Centre, in St Helens, Merseyside now referred to as "The Citadel Arts Centre" Kastellet, Copenhagen, also called the Citadel, a 17th-century citadel in Copenhagen, Denmark The Citadel, York, church in England

Sports The Citadel Bulldogs, the athletic programs of The Citadel college The Citadel, the name of English football ground Throstle Nest between 2019 and 2025

See also Citadel (disambiguation) Citadella, fortress on Gellért Hill, Budapest, Hungary Citadelle (disambiguation) Cittadella (disambiguation) Royal Citadel (disambiguation) Tower of David (disambiguation)