Mount Maru may refer to:
Mount Maru (Esan), a volcano on the Kameda Peninsula of Hokkaidō Mount Maru (Hiroo), a mountain in the Hidaka Mountains of Hokkaidō Mount Maru (Kamishihoro-Shintoku), a volcano in the Nipesotsu-Maruyama Volcanic Group of Hokkaidō
See also Maruyama (disambiguation) Mount Meru (disambiguation)