KDA

KDA or similar may refer to:


 * KDA (DJ), an English house DJ
 * K/DA, a virtual K-pop group
 * Kampfgruppen der Arbeiterklasse, the German name of the Combat Groups of the Working Class, a paramilitary organization in East Germany
 * Kachin Defense Army
 * Karachi Development Authority, a defunct urban development organization in Karachi, Pakistan
 * Kollam Development Authority, an autonomous statutory body responsible for the development of Kollam city, India
 * Kentucky Distillers' Association, a trade group of distillers that sponsors the Kentucky Bourbon Trail
 * Kennedy's Disease Association, an American medical charity
 * Khulna Development Authority, an autonomous statutory body responsible for the development of Khulna city, Bangladesh
 * Kilodalton (kDa), 1000 unified atomic mass units
 * Kongsberg Defence & Aerospace, a Norwegian supplier of defence and space related systems and products
 * Kotelawala Defence Academy, an alternative form of the name of General Sir John Kotelawala Defence University, a Sri Lankan joint services academy
 * The ISO 639-3 code for the Worimi language, an Australian Aboriginal language