WPA may refer to:

Computing

*Wi-Fi Protected Access, a wireless encryption standard *Windows Product Activation, in Microsoft software licensing *Wireless Public Alerting (Alert Ready), emergency alerts over LTE in Canada *Performance Analyzer, Windows Performance Analyzer

Organizations

*Wisconsin Philosophical Association *World Pool-Billiard Association *World Psychiatric Association *Western Provident Association, United Kingdom

United States

*Works Progress Administration or Work Projects Administration, a former American New Deal agency *Washington Project for the Arts *Western Psychological Association *Women's Prison Association

Other

*''WPA'', a 2009 album by Works Progress Administration (band) *Win probability added, a baseball statistic *Water pinch analysis *Whistleblower Protection Act, a law protecting certain whistleblowers in the USA *Woomera Prohibited Area, a tract of land in South Australia covering more than 120,000 sq km of arid 'outback' *Waterfowl production area, land protected through easements or purchase to conserve habitat for waterfowl in the United States *An abbreviation for Western Pennsylvania {{Disambiguation