Six warships of the Royal Navy have been named HMS Northumberland:
- The first, a 70-gun third-rate launched in 1679, fought in the War of the Grand Alliance. She was lost in a storm in 1703.
- The second, a 70-gun third-rate launched in 1705, surrendered in 1744 to a French fleet during the War of the Austrian Succession.
- The third, a 70-gun third-rate launched in 1750, fought in the Seven Years' War. In 1777 she was converted to a storeship and renamed Leviathan.
- The fourth, a 74-gun third-rate launched in 1798, fought in the Napoleonic Wars, including the Battle of Groix Island . She gained fame by conveying Napoleon from Plymouth to his exile in Saint Helena. She was decommissioned in 1850.
- The fifth, a Warrior class armoured frigate, was launched in 1868 and decommissioned in 1909.
- The sixth, a type 23 frigate, was launched in 1992.
A French ship also called Northumberland fought in the Battle of the Glorious First of June.