A number of ships have been named Rainbow, including:
- MV Rainbow (1946), a Greek coaster in service 1967–77
- MV Rainbow (1952), a Cypriot cargo ship in service 1967–74
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.