The Director General of the National Crime Agency is the head of the National Crime Agency in the United Kingdom, and as such is responsible for the overall management of the NCA.

[3] The Director General is appointed on a five-year term basis, though this can be renewed (for another five-year term) or extended (for any period less than five years) at the Home Secretary's discretion.

[4] The Home Secretary's power to select and appoint the Director General, and determine the terms and conditions of their appointment, is provided by the Crime and Courts Act 2013.

[5] As the Director General is in charge of a national agency with jurisdiction and investigative powers across the entire country, this post is considered to be the most senior police role in the United Kingdom, outranking the Metropolitan Police Commissioner, as the Director General has the power to direct any chief constables and commissioners.

[7] The current Director General is Graeme Biggar,[8] who was appointed following the medical retirement of Lynne Owens.