Several ships have been named Momi (樅 / もみ, "abies firma"):

• Japanese destroyer Momi (1919), lead ship of her class
  • Momi-class destroyer, a class of destroyers of the Imperial Japanese Navy
• Japanese submarine I-52 (1943), a submarine of the Imperial Japanese Navy, code-named Momi
• Japanese destroyer Momi (1944), a Matsu-class destroyer of the Imperial Japanese Navy during World War II
• JDS Momi (PF-284), a Kusu-class patrol frigate of the Japan Maritime Self-Defense Force, formerly USS Poughkeepsie (PF-26)

• Momi (disambiguation)