WPSA may refer to: Western Political Science Association, American scholarly organization Wildlife Preservation Society of Australia, Australian environmental conservation organisation Women's Professional Soccer Association, American top-flight women's soccer league Workers Party of South Africa, South African political party WPSA (New York), a former student-run radio station at Paul Smith's College WPSA-LP, a low-power radio station in Wisconsin World's Poultry Science Association, international organization of poultry scientists established in 1912 Westminster Passenger Services Association, A company operating passenger services on the River Thames between Westminster, Kew, Richmond & Hampton Court.