- AAAD stands for Administrative Actions and Appeals Division
- AAAD stands for Advanced Attack Armament Division
- AAAD stands for Airborne Anti-Tank (Armor) Air Defense
- AAAD stands for All Arms Air Defence
- AAAD stands for American Athletic Association of the Deaf (name changed to USADSF: United States of America Deaf Sports Federation)
- AAAD stands for Area Agency on Aging & Disability
- AAAD stands for Aromatic Amino Acid Decarboxylase
- AAAD stands for Atlanta Animal Allergy and Dermatology (Atlanta, Georgia)
AAAD