UAB
UAB may stand for:
- Uždaroji akcinė bendrovė, a type of limited liability company in Lithuania
Organizations
- Apostolic United Brethren, polygamist Mormon fundamentalist church
- University of Alabama at Birmingham, a public research university in Birmingham, Alabama, USA
- UAB Blazers, the athletic program of the above school
- Autonomous University of Barcelona, a public university in Barcelona, Catalonia, Spain
- Unemployment Assistance Board, a British governmental authority that operated from 1934 to 1940
- Underwater Archaeology Branch, Naval History & Heritage Command, a United States Navy unit devoted to underwater archaeology
- Universal Aryan Brotherhood, a white power prison gang in the United States