HMS Empress

Four ships of the Royal Navy have borne the name HMS Empress:
 * HMS Empress was previously the 91-gun screw powered second rate HMS Revenge. She was renamed HMS Empress in 1891, on her conversion to a training ship.  She was sold in 1923.
 * HMS Empress (1906) was a tender, transferred from the War Department in 1906. She was renamed HMS Heron later that year and was sold in 1923.
 * HMS Empress (1914) was a seaplane carrier, originally launched as a merchant in 1907. She was requisitioned by the Navy between 1914 and 1919.
 * HMS Empress (D42) was an escort aircraft carrier, originally the USS Carnegie. She was transferred to the Royal Navy in 1943, and returned to the US Navy in 1946.