UAP can mean:
- Unstable Angina Pectoris
- Tour UAP, an office skyscraper located in La Défense, Paris.
- Ukrainian Auxiliary Police
- Unidentified Aerial Phenomena
- Uniform access principle
- United Australia Party
- Uniunea Artiştilor Plastici din România, the Union of Romanian Plastic Artists
- Unique Advertising Proposition
- Universal Ad Package
- Universidad Adventista del Plata
- University of Asia and the Pacific
- Unlicensed Assistive Personnel
- University of Asia Pacific
- Unlicensed assistive personnel
- User Account Protection
- Under Age Produtions, Youtube channel