Two ships of the United States Navy have been named Algol, after a fixed star in the constellation Perseus.
- USS Algol (AKA-54) was an Andromeda-class attack cargo ship that served from World War II until 1970.
- SS Algol (T-AKR-287), formerly T-AK-287, is a container ship operated by the Military Sealift Command since 1984.
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.