APSA may refer to : Administration of the Patrimony of the Apostolic See, an institution of the Holy See, Vatican City Aerolíneas Peruanas S.A., the former national airline of Peru African Peace and Security Architecture, a peace and security policy framework of the African Union Alto Palermo S.A., an Argentine real estate company American Pediatric Surgical Association, an American professional association American Physician Scientists Association, a professional organization American Political Science Association, a professional association APSA Colombia, an airline based in Bogotá, Colombia Asia Pacific Screen Awards, an international cultural initiative of the UN, based in Australia London All Peoples' Sports Association football club, a non-League football team who play in the Essex Senior Football League See also Appa Ali Apsa, a character from DC Comics G-APSA, a model of the Douglas DC-6 aircraft