William Frederick Hughes CBE QPM (born August 11, 1950) is the Director General of Britain's Serious Organised Crime Agency. He was formerly Director General of the National Crime Squad, until its merger with the new agency on April 1, 2006.
Hughes was educated at Aston University, where he received his degree in mechanical engineering in 1973. He began his career in the police force with the Thames Valley Police in 1975, rising to become Assistant Chief Constable in the West Yorkshire Police, then Deputy Chief Constable with the Hertfordshire Constabulary. He joined the National Crime Squad in 2000.
He is the UK Head of Delegation at European Police Chiefs Task Force and Chairman of the G8 Lyon Group on law enforcement.