HMS Essex may refer to one of these ships of the British Royal Navy named after the county of Essex:
- HMS Essex (1653), a 60-gun ship launched in 1653 and captured in the Four Days' Battle of 1666
- HMS Essex (1679), a 70-gun third-rate launched in 1679, rebuilt 1700 and 1740, and wrecked at the battle of Quiberon Bay in 1759, an 80-year-old ship by then
- HMS Essex (1760), a 64-gun third-rate launched 1760 and sold in 1799
- HMS Essex (1814), the American sailing frigate USS Essex (1799) captured in 1814, used as a prison ship in 1823, and sold 1837
- HMS Essex (1901), an armoured cruiser launched in 1901 and sold 1921
| 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. |