WFF may refer to:

• Wallops Flight Facility, a NASA facility
• Well-formed formula, in logic, linguistics, and computer science, a symbol or string of symbols that is generated by the formal grammar of a formal language
• Montreal World Film Festival
• Woodhull Freedom Foundation & Federation, a nonprofit created "to affirm sexual freedom as a fundamental human right"
• World's Funniest Fails, a U.S. TV series
• World Fitness Federation

See also

• WFF 'N PROOF, a game developed to teach principles of logic through well-formed formulas

This disambiguation page lists articles associated with the title WFF.
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