C11
C11 or C 11 represents
- Mercedes-Benz C11 , a racing car from 1990
- C11 , a variant of the C programming language
- Chrysler C11 , a 1936 car model
- Viseon C11, a Viseon coach from 2011
- HMS Liverpool (C11), a Southampton-class light cruiser of the Royal Navy
- Main road C11 , a street in Namibia
- Alarm for Cobra 11 - Die Autobahnpolizei , a German action series
- FAG Chemnitz C 11 , glider type of the aeronautical working group of the State Academy for Technology in Chemnitz
- Line C11 of Chemnitz web of Chemnitz main station to Stollberg (axes)
- Caldwell 11 , an astronomical nebula from the Caldwell catalog
C-11 stands for
- C-11, a telescope made by Celestron, see Celestron # product range
- Let C-11 , Czech licensable of the Soviet aircraft Jakowlew Jak-11
- USS Marblehead (C-11) , a Montgomery-class cruiser of the US Navy
