Kōno (written: 河野 or 幸野) is a Japanese surname. Notable people with the surname include:
Kōno Bairei (1844-1895), Japanese painter, book illustrator and art teacherKōno Hironaka (1849–1923), Japanese politician and cabinet minister in the Empire of JapanKōno Togama (1844-1895), prewar Japanese politician and cabinet ministerAkitake Kōno (1911–1978), Japanese film actor.Asahachi Kōno (1876–1943), Japanese photographerFumiyo Kōno (born 1968), Japanese manga artistFusako Kōno (born 1916), former Japanese diverHiromichi Kono (1905–1963), Japanese anthropologist and entomologistHyōichi Kōno (1958–2001), Japanese adventurerKohei Kono (born 1980), Japanese professional boxerMasayuki Kono, Japanese professional wrestler and mixed martial artistRin Kono (born 1981), Japanese professional Go playerShunji Kōno, Japanese politicianShuto Kohno (born 1993), Japanese football playerTaeko Kōno (1926–2015), Japanese writer and criticTakanori Kono (born 1969), former Japanese Nordic combined skierTarō Kōno (born 1963), Japanese politician, son of Yōhei KōnoTensei Kono (1935–2012), Japanese science fiction writerTetsuya Kono and Nahoko Kono, passengers on Comair Flight 191Tommy Kono (1930-2016), Japanese-American Olympic weightlifterTomoyuki Kōno (born 1971), Japanese voice actorTōru Kōno (1907–1984), Japanese photographerYōhei Kōno (born 1937), Speaker of the Japanese House of Representatives, father of Tarō KōnoYoshiyuki Kono, Japanese voice actor