Andrew Christopher "Andy" Hayman, CBE, QPM (born 1959) is a retired British police officer and author of The Terrorist Hunters. Hayman held the rank of Chief Constable of Norfolk Constabulary and Assistant Commissioner for Specialist Operations at London's Metropolitan Police, the highest-ranking officer responsible for counter-terrorism in the United Kingdom. Hayman was directly responsible for the investigation into the 7 July 2005 London bombings.