Vice-Admiral Hyde Parker CB (1784 – 26 May 1854), sometimes referred to as Hyde Parker III, was a Royal Navy officer. As a junior officer he took part in the capture of the Cape of Good Hope in January 1806 during the Napoleonic Wars. He also commanded the naval forces at the siege of Machias in September 1814 and took the surrender of the frigate USS President in January 1815 during the War of 1812. He became First Naval Lord in February 1852 and in that capacity he ensured that all new warships being procured were propelled by steam and he also increased the size of the active fleet.
Promoted to rear-admiral on 23 November 1841, Parker went on to be Admiral Superintendent of Portsmouth Dockyard, hoisting his flag in HMS Victory, in August 1842 and Commander of the Experimental Squadron in July 1845.
Parker became First Naval Lord in the First Derby ministry in February 1852 but continued in office when the Aberdeen ministry came to power in December 1852 having impressed the incoming Government with his non-political style of leadership. As First Naval Lord, Parker he ensured that all new warships being procured were propelled by steam and he also increased the size of the active fleet. Promoted to vice-admiral on 4 June 1852, he died while still in office at his home in Ham in Surrey on 25 May 1854.