WWF

WWF may refer to:

Computing and games

 * WWF (file format), a campaign for unprintable PDF documents
 * Windows Workflow Foundation, a software component of the .NET Framework
 * Words with Friends, a mobile computer game franchise

Non-profit organizations

 * World Wide Fund for Nature or World Wildlife Fund, a conservation group
 * World Water Forum, an international forum for water issues
 * Working Women's Forum, a training, trade and credit union in India
 * Waterside Workers' Federation of Australia, a defunct Australian trade union

Other uses

 * Welded wire fabric or welded wire mesh, a reinforcing material used in poured concrete slabs
 * Wiscasset, Waterville and Farmington Railway, a former 2-foot-gauge railroad in Maine, United States
 * WWE (formerly WWF), an American professional wrestling promotion