C-class submarine
# C-class submarine

C-class submarine may refer to:

* British C-class submarine, the last class of petrol engined submarines of the Royal Navy
* United States C-class submarine, five boats built for the United States Navy
* Japanese Type C 1st class submarine, two classes submarines:
   * Type C submarine
   * I-52-class submarine (Type C3 submarine)
* Japanese Type C 3rd class submarine, three classes submarines:
   * Ha-1-class submarine (Type C1 submarine)
   * Ha-3-class submarine (Type C2 submarine)
   * Ha-7-class submarine (Type C3 submarine)
