The Citadel (disambiguation)
- Citadel (Mass Effect)
- Citadel (TV series)
- Citadel (disambiguation)
- Citadel Arts Centre
- Citadel Outlets
- Citadel of Aleppo
- Citadella
- Citadelle (disambiguation)
- Cittadella (disambiguation)
- City 17
- Fallout 3
- Fortifications of Kingston upon Hull
- Hué
- Kastellet, Copenhagen
- La Cittadella (1964 miniseries)
- List of Dragonlance novels
- List of tallest buildings in Dubai
- Peter Aleshkovsky
- Royal Citadel (disambiguation)
- Royal Citadel, Plymouth
- The Citadel
- The Citadel (1938 film)
- The Citadel (1960 TV series)
- The Citadel (1960 film)
- The Citadel (1983 TV series)
- The Citadel (2003 miniseries)
- The Citadel (Arizona)
- The Citadel (Sierra Nevada)
- The Citadel (mall)
- The Citadel (mountain)
- The Citadel (novel)
- The Citadel Bulldogs
- Tower of David