Three warships of Japan have been named Mogami, after the Mogami River in the Tohoku region of Honshū:
- Japanese cruiser Mogami (1908), a Yodo-class high speed cruiser that commissioned in 1908 and was scrapped in 1928.
- Japanese cruiser Mogami (1934), a Mogami-class heavy cruiser that commissioned in 1935 and scuttled in 1944 after the Battle of the Surigao Strait.
- JDS Mogami, an Isuzu-class destroyer escort launched in 1961 and stricken in 1991.
- JS Mogami, a Mogami-class frigate launched in 2021.
This article includes a list of ships with the same or similar names. If an internal link for a specific ship led you here, you may wish to change the link to point directly to the intended ship article, if one exists.