CC1, CC-1 or cc1 may refer to: * cc1, the first phase of the C compiler in the GNU Compiler Collection * CC-1, the hull designation for the first US battlecruiser that was finished as the ''Lexington''-class aircraft carrier * , a Royal Canadian Navy submarine *

CIÉ No. CC1 Córas Iompair Éireann No. CC1, generally known as the Turf Burner, was a prototype 0-6-6-0 articulated steam locomotive designed by Oliver Bulleid to burn turf (an Irish term for peat used as fuel) and built at CIÉ's Inchicore railway works ...

, an experimental Irish steam locomotive * CC1, a data channel used in Line 21 closed captioning * Southern Railway (UK) CC1, an electric locomotive of the type later known as British Rail Class 70 * CC1, a hovercraft built by Cushioncraft * Dhoby Ghaut MRT station, Singapore

See also