- CADN stands for Centre des Archives Diplomatiques de Nantes (France)
- CADN stands for Cellular Access Digital Network
- CADN stands for Cardiovascular Autonomic Diabetic Neuropathy
- CADN stands for Cultural Aspects of Design Network (University of California, Irvine)
- CADN stands for Congresso Acadêmico sobre Defesa Nacional (Academic Congress on National Defense, Brazil)
CADN