KDC

KDC may refer to:
 * Kurt Donald Cobain (1967-1994), American songwriter
 * Korean decimal classification, a system of library classification
 * Key distribution center, part of a cryptosystem
 * Kandi Airport, IATA code
 * Karainagar Divisional Council, a Sri Lanka local authority
 * Kordylewski Dust Clouds, concentrations (ghost moons) of interplanetary dust at the and  Lagrangian points of the Earth–Moon system