Viken

Viken may refer to:
 * Viken, Scandinavia, a historical region
 * Viken (county), a Norwegian county established in 2020
 * Viken, Sweden, a bimunicipal locality in Skåne County, Sweden
 * Viken (lake), a lake in Sweden, part of the Göta canal
 * IF Viken, a Swedish association football team
 * Viken (surname)
 * Vestre Viken Hospital Trust, a health trust in Norway