The Citadel
- Jaar: 1938
- Land: United Kingdom, United States of America
- Genre: Drama, Romantiek
- Studio: Metro-Goldwyn-Mayer, King Vidor
- Trefwoord: wales, doctor, mining town
- Regisseur: King Vidor
- Gips: Robert Donat, Rosalind Russell, Ralph Richardson, Rex Harrison, Emlyn Williams, Penelope Dudley-Ward