- DAA stands for Department of Academic Affairs (various schools)
- DAA stands for Digital Advertising Alliance (marketing consortium)
- DAA stands for D-Aspartic Acid (amino acid)
- DAA stands for Dynamic Asset Allocation (investing)
- DAA stands for Dance Arts Academy (various locations)
- DAA stands for Deutsche Angestellten-Akademie (German: German Employee Academy)
- DAA stands for Distinguished Alumni Award (various schools)
- DAA stands for Designated Approving Authority