At least two ships of the Hellenic Navy have borne the name Vasilissa Olga (Greek: Βασίλισσα Όλγα) after Queen Olga of Greece:
- Greek ironclad Vasilissa Olga, an armoured corvette launched in 1870 and scrapped in 1925.
- Greek destroyer Vasilissa Olga, a destroyer launched in 1938 and sunk in 1943
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.