DAA

DAA or Daa may refer to:

• Daa, a place in Tanzania
• Danmarks Adels Aarbog, (Yearbook of the Danish Nobility), a genealogical publication
• D-Aspartic Acid, An amino acid
• Data access arrangement
• Data Authentication Algorithm
• Decare, a metric area unit equivalent to 1000 square metres
• Delaware Aerospace Academy, a popular summer camp in Delaware offering aerospace education to students
• Delete as Appropriate, used on forms.
• Designated Approving Authority, an individual who provides oversight of an IT environment
• Designers Against Aids, a non-profit organization which battles against aids, together with artists, designers and companies
• Detect and Avoid, a set of technologies designed to avoid interference of UWB upon other networks
• Diacetone alcohol, a chemical used as an intermediate and solvent
• Dictionary of Australian Artists
• Direct Access Archive, a file format for disk images
• Direct-Acting Antivirals, a new class of medicines for treating Hepatitis C
• Direct anonymous attestation
• Dominion Automobile Association, privately-owned company that provides roadside assistance and other automotive services to customers in Canada
• Dubai American Academy, an educational institute located in Dubai, United Arab Emirates
• Dublin Airport Authority, an Irish company that operates Dublin Airport and Cork Airport