C7

C7 or C-7 may refer to:


 * Corvette C7, the seventh generation of a sports car made by General Motors
 * The Diemaco C7, a Canadian derivative of the M16
 * The C-7 Caribou, a military transport aircraft
 * C7 Sport, a defunct pay-TV service in Australia
 * HMS C7, a C-class submarine of the Royal Navy
 * USS Cincinnati (C-7), a protected cruiser of the United States Navy
 * C7, an international standard paper size (81×114 mm), defined in ISO 216
 * A musical note, C7, three octaves above Middle C. This is the gateway to the seventh octave
 * C7, the IATA code for Rico Linhas Aereas, an airline based in Manaus, Brazil
 * The VIA C7 (codenamed Esther), an IA-32 central processing unit by VIA Technologies
 * The European term for SS7 signalling in telecoms networks, CCITT 7
 * C7, the seventh cervical vertebra of the vertebral column, in human anatomy
 * An unpolarised, two pole, mains voltage IEC connector
 * C7 protein, an engineered transcription factor
 * AEG C.VII, a German World War I armed reconnaissance aircraft
 * C7 (channel), a cultural channel based in Guadalajara, Mexico
 * C7, a song by Japanese band GO!GO!7188

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