HMS Hamadryad may refer to:
Fifteen ships of the Royal Navy have been named HMS Enterprise while another was planned:
Nine ships of the Royal Navy have borne the name HMS Apollo, after the Greek god Apollo:
Eight ships of the Royal Navy have been named HMS Dryad, after the tree nymphs of Greek mythology.
Five ships of the Royal Navy have been named HMS Hebe, after the Greek goddess Hebe.
Six ships and a training establishment of the Royal Navy have borne the name HMS Imperieuse:
Nine Royal Navy ships have borne the name HMS Ambuscade:
Twelve ships of the Royal Navy have been named HMS Active or HMS Actif, with a thirteenth announced:
Nine ships of the Royal Navy have been named HMS Avenger:
Nine ships of the Royal Navy have been named HMS Rainbow, after the rainbow, a common meteorological phenomenon:
Sixteen ships of the Royal Navy have been named HMS Lively. Another was planned, but renamed before being launched:
Three ships of the Royal Navy have been named HMS Princess Charlotte, after either Charlotte, Princess Royal, daughter of George III, or Princess Charlotte Augusta of Wales, daughter of George IV:
Eleven ships of the Royal Navy have borne the name HMS Porpoise, after the marine mammal, the Porpoise:
Six ships of the Royal Navy have borne the name HMS Astraea, HMS Astree or HMS Astrea, after the figure of Astraea in Greek mythology:
Sixteen ships of the Royal Navy have borne the name HMS Alert, while another was planned:
Twelve ships of the Royal Navy have borne the name HMS Mosquito, or the archaic HMS Musquito, after the tropical insect, the Mosquito:
Five ships of the Royal Navy have been named HMS Cerberus or Cerbere after Cerberus, the three-headed dog in Greek mythology that guards Hades:
Four ships of the British Royal Navy have been named HMS Proselyte:
Four ships of the Royal Navy have borne the name HMS Pandour, after the Pandurs, an 18th-century force of Croatian soldiers, who served the Habsburg Monarchy as skirmishers and who had a reputation for brutality: