CAW may refer to:
- Canadian Auto Workers, a Canadian large and high profile social union
- Carbon arc welding, a process which produces coalescence of metals by heating them with an arc between a nonconsumable carbon electrode and the work-piece
- Center for Asymmetric Warfare, a U.S. Navy entity dedicated to supporting American military forces
- Church of All Worlds, an American neopagan religious group
- Community Archives Wales, a website of digital content
Caw may refer to :
- a robot Doctor Who henchman
- Kallawaya language ISO 639-2 code
- Caw (hill), a hill in the south of the English Lake District, England