Nine vessels of the United Kingdom's Royal Navy have been named HMS Porcupine, after the porcupine, a rodent belonging to the families Erethizontidae or Hystricidae.
Fifteen ships of the Royal Navy have been named HMS Enterprise while another was planned:
Eleven vessels of the Royal Navy have been named HMS Grampus after two members of the dolphin family (Delphinidae): Grampus griseus, also known as Risso's dolphin, and Orcinus orca, also known as the killer whale.
Six ships of the Royal Navy have been named HMS Zebra, after the Zebra.
Sixteen ships and two shore establishments of the Royal Navy have been named HMS Fox, after the fox.
The Royal Navy has used the name Comet no fewer than 18 times:
Ten ships of the Royal Navy have been named HMS Lightning.
Sixteen ships of the Royal Navy have been named HMS Mermaid after the mermaid:
Eleven ships of the Royal Navy have been named HMS Scorpion after the carnivorous arthropod, or the scorpion, a ballistic weapon in use in the Roman army:
Ten ships of the Royal Navy have borne the name HMS Fury, whilst another was planned but later cancelled:
Nine ships of the Royal Navy have borne the name HMS Diana after the figure from Roman mythology, whilst another was planned but later cancelled:
Fifteen ships of the Royal Navy have borne the name HMS Ranger
Six ships of the Royal Navy have been named HMS Panther, after the panther, whilst another two were planned:
Ten ships of the Royal Navy have been named HMS Scourge :
Sixteen ships of the Royal Navy have been named HMS Pelican, after the bird, while another was planned:
Eight ships of the Royal Navy have borne the name HMS Siren, Syren or Sirene, after the Sirens of Greek mythology:
Twenty-two ships of the Royal Navy have borne the name HMS Falcon. They are named after an exceptionally fast bird of prey.
Sixteen ships of the Royal Navy have borne the name HMS Viper, or HMS Vipere, after the members of the Viperidae family:
Sixteen ships of the Royal Navy have borne the name HMS Cygnet, the name given to a young swan: