AADC may refer to:

• African-African Descendants Caucus, see Global Afrikan Congress
• Age Appropriate Design Code, a code of practice for online services
• American Anti Drug Council
• Army Air Defence College, academy of the Indian Army
• Army Air Defence Command (Pakistan)
• Aromatic L-amino acid decarboxylase, an enzyme
• Australian Antarctic Data Centre
• Ada Apa dengan Cinta?, a 2002 Indonesian film
• Ada Apa Dengan Cinta? 2, a 2016 Indonesian film
• Azure AD Connect (AADC component), Microsoft Azure