KPO

KPO may refer to:
 * KPO, former call sign of San Francisco radio station KNBR (AM)
 * Kommunistische Partei Österreichs (Communist Party of Austria), an Austrian political party
 * Kommunistische Partei Deutschlands (Opposition)) (Communist Party of Germany (Opposition) (1928–1940), former German political party
 * Knight of the Pian Order (Order of Pope Pius IX), lowest rank in that papal order of knighthood
 * Knowledge process outsourcing, a business practice
 * Ku-ring-gai Philharmonic Orchestra, an amateur orchestra in New South Wales, Australia
 * KPO, IATA code for Pohang Airport, South Korea
 * Karachaganak Petroleum Operating, operator of the Karachaganak Field in Kazakhstan
 * Korean Patriotic Organization, a militant Korean independence activist group