Ibuki may refer to one of the following ships of the Imperial Japanese Navy named after Mount Ibuki:
, an armoured cruiser launched in 1907; re-classed as a battlecruiser in 1912; scrapped in 1923. , an incomplete modified heavy cruiser launched in 1943; converted to a light aircraft carrier; scrapped in 1947. , a , launched in 1967 and decommissioned in 1989.
See also Ibuki (disambiguation)