CTN

CTN may refer to:

Television

 * bTV Action, a Bulgarian channel (formerly known as CTN)
 * Cambodian Television Network, Cambodia
 * Channel 31 (Sydney), which used the callsign CTN-31
 * Christian Television Network, a Christian broadcast television network in the United States
 * Chung T'ien Television, a television network based in Taiwan (formerly Chinese Television Network)
 * Connecticut Network, or CT-N (often misidentified as CTN)
 * MTVU, United States (formerly College Television Network)

Transport

 * Charlton railway station (National Rail station code CTN), London, England
 * Compagnie Tunisienne de Navigation, a Tunisian ferry operator
 * Cooktown Airport (IATA: CTN)
 * Croatia Airlines (ICAO: CTN)

Other uses

 * CTN (retail), Confectionery, Tobacco, and News retailers
 * CTN Animation Expo, Creative Talent Network Animation Expo in Burbank, California
 * ctn, a notation for cotangent trigonometric function
 * Camp Tel Noar, a USA summer camp
 * Cardiac troponin, see troponin test
 * Central de Trabajadores Nicaragüenses, the Nicaraguan Workers' Centre
 * Cryptologic Technician, a U.S. Navy specialist rating