Two Japanese warships have borne the name Sagi:
- Japanese torpedo boat Sagi (1903), a Hayabusa-class torpedo boat launched in 1903 and stricken in 1923
- Japanese torpedo boat Sagi (1937), an Ōtori-class torpedo boat launched in 1937 and sunk in 1944
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.