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, World Wrestling Federation), an American professional wrestling promotion