U 12
U 12 stands for:
- Age group in sport; see age group (soccer)
- Nissan Bluebird U 12 , see Nissan Bluebird #Nissan Bluebird (U 12, 1987–1991)
U12 denotes the following underground lines:
U 12 refers to the following aircraft:
- Udet U 12 , German training and sports aircraft
- BFW U 12 , German training and sports aircraft of the Bayerische Flugzeugwerke, see Udet U 12
U 12 or U-12 denotes the following submarines:
- SM U 12 , submarine of the German Imperial Navy
- SM U-12 (kuk Marine) , submarine of the Austro-Hungarian Navy
- U 12 (Kriegsmarine) , submarine of the German Kriegsmarine
- U 12 (Bundeswehr) , submarine of the German Navy
