Hamish de Bretton-Gordon (born September 1963) is a chemical weapons expert and was a director of SecureBio Limited until its dissolution on 17 August 2017.
He was formerly a British Army officer for 23 years and commanding officer of the UK's Joint Chemical, Biological, Radiological and Nuclear Regiment and NATO's Rapid Reaction CBRN Battalion.
He is a visiting lecturer in disaster management at Bournemouth University.
He attended Tonbridge School and has a degree in agriculture from the University of Reading (1987).