VSN

VSN may refer to:


 * Ottawa based Hip Hop, R&B and Rap Artist VSN (Musician)
 * Very Smooth Number, used in a very smooth hash in cryptography
 * Victory Sports Network, an American sports news website
 * Virtual sensor network, a type of wireless computer network
 * Volontaires de la Sécurité Nationale, also known as Tonton Macoute, a Haitian paramilitary force