Over the history of the British Royal Navy, two ships have bore the name HMS Erebus. Both were named after the dark region of Hades in Greek Mythology called Erebus.

• The first Erebus was commissioned in 1826. The vessel was last seen along with HMS Terror in Baffin Bay in August 1845.

• The second Erebus was the first monitor of the Erebus-class built in 1916. The ship participated in both World War I and World War II.