Two ships of the Royal Navy have been named HMS Hollyhock:
- HMS Hollyhock (1915) was an Acacia-class sloop launched in 1915 and sold for scrap in 1930
- HMS Hollyhock (K64) was a Flower-class corvette launched in 1940 and sunk in 1942
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.