CVN

CVN may refer to:


 * Cohen Veterans Network, a not for profit series of mental health clinics for veterans and military families.
 * Central Venous Nutrition, in parenteral nutrition
 * Cable Value Network, a 1980s cable shopping channel, purchased in 1989 by QVC
 * Charpy V-notch Number (Charpy Energy), the output of a Charpy impact test
 * Card Verification Number for credit cards (3 or 4 digits on the back or front of the card)
 * Courtroom View Network, a media company that webcasts trials
 * The constellation Canes Venatici, CVn, standard astronomical abbreviation
 * CVN (Carrier, Volplane, Nuclear), a United States Navy hull classification symbol for nuclear aircraft carriers
 * Crime Victim Notification (computerised system)
 * Countervandalism Network, a network of volunteers dedicated to reducing vandalism on Wikimedia Foundation wikis
 * Clovis Municipal Airport, an airport located in Clovis, New Mexico with IATA code CVN
 * Chinese VLBI Network, a network of large antennas and part of European VLBI Network