Look up KDD in Wiktionary, the free dictionary.
KDD may refer to:
- Khuzdar Airport (IATA code: KDD), Balochistan, Pakistan
- Knowledge discovery in databases, a form of data mining
- KDD – Kriminaldauerdienst (Berlin Crime Squad), a German television series broadcast from 2007 to 2010
- KDD Group, a Ukrainian real estate development company
- KDDI, a Japanese telecommunications company, formerly known as KDD
- Yankunytjatjara dialect (ISO 639:kdd)