Adam James Harold Holloway (born 29 July 1965) is a British Conservative Party politician serving as Lord Commissioner of the Treasury since September 2022. He has been the Member of Parliament (MP) for Gravesham since 2005. He served as Assistant Whip, and has previously served on the Home Affairs Select Committee and as a member of the Defence Select Committee, and Science and Technology Select Committee. He also served for a time as Deputy Chairman of the Conservative Middle East Council. He has been a vocal supporter of pro-Brexit lobby group Leave Means Leave.