Eight ships of the Royal Navy have borne the name HMS Rocket. Another was planned but never completed:

• was a 4-gun fireship, previously the civilian Busy. She was purchased in 1804 and sold in 1807.

• was an iron paddle tender launched in 1842 and broken up in 1850.

• was a mortar vessel launched in 1855. She was renamed MV20 later that year and was broken up in 1865.

• was an wooden screw gunboat launched in 1856 and broken up in 1864.

• was a composite screw gunvessel launched in 1868 and sold in 1888.

• was a launched in 1894 and sold in 1912.

• HMS Rocket was to have been a . She was renamed before being launched in 1913.

• was an launched in 1916 and sold in 1926.

• was a later R-class destroyer launched in 1942, converted to a Type 15 frigate between 1949 and 1951 and scrapped in 1967.