Two ships of the Royal Navy have been named HMS Delphinium:
- HMS Delphinium (1915) was an Arabis-class sloop launched in 1915 and sold in 1933
- HMS Delphinium (K77) was a Flower-class corvette, launched in 1940 and scrapped in 1949
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.