Finnstar may refer to two ships operated by Finnlines:
- MS Finnstar (1979), a combination cruise ship/ferry operated 1979–1980
- MS Finnstar, a ropax ferry operated from 2006 onwards
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.