Three ships of the Royal Navy have borne the name HMS Blackwood, after Vice-Admiral Sir Henry Blackwood:
HMS Blackwood was to have been a . She was launched in 1942 for the Royal Navy, but was retained by the US Navy as . was a Captain-class frigate launched in 1942 and transferred to the Royal Navy under Lend-Lease. She was sunk in 1944. was a launched in 1955 and broken up in 1976.