KBO

KBO can refer to:


 * Kapamilya Box Office, a Philippine defunct free-to-air television channel
 * KBÖ (Kommunistischer Bund Österreichs), Communist League of Austria
 * KBO!, a hardcore punk band from Serbia
 * Kuiper belt object(s) (KBO or KBOs); article on objects beyond Pluto in the Solar System
 * Keep the Bastards Out, a fictional organization invented by Seattle Post-Intelligencer columnist Emmett Watson
 * Korea Baseball Organization
 * KBO League, the baseball major league of Korea
 * Kosi Bird Observatory, Nepal
 * ISO 639:kbo, Kaliko language of DR Congo and South Sudan
 * IATA code of Kabalo Airport, an airport in the Democratic Republic of the Congo