|Service/||Royal Air Force|
|Years of service||1990 – 2020|
|Commands held||No. 2 Group (2015–17)|
RAF Leuchars (2011–13)
|Battles/wars||War in Afghanistan|
|Awards||Companion of the Order of the Bath|
Officer of the Order of the British Empire
Air Vice-Marshal Gavin Douglas Anthony Parker,was a senior Royal Air Force officer and was formerly the Head of the British Defence Staff and Defence Attaché in Washington, D.C.
Parker was born on 22 February 1969 in Harare, Rhodesia. He studied physics at the University of Newcastle, England, and graduated with a Bachelor of Science (BSc) degree in 1990. He later studied at King's College London, and graduated with a Master of Arts (MA) degree in defence studies in 2006.
Parker was commissioned into the Royal Air Force on 30 September 1990. He became Air Officer Scotland and station commander at RAF Leuchars in 2011, Assistant Chief of Staff, Plans and Policy at the Ministry of Defence in 2013, and Air Officer Commanding No. 2 Group in 2015. After that he became Head of the British Defence Staff and Defence Attaché in Washington, D.C. in August 2017. Parker retired from the RAF on 29 September 2020.
Parker was appointed Companion of the Order of the Bath (CB) in the 2019 Birthday Honours.
| Deputy Director – Air Control Element
International Security Assistance Force Kabul
I D Teakle
| Station Commander RAF Leuchars
| Air Officer Scotland|
| Air Officer Commanding No. 2 Group
| Head of the British Defence Staff – US and Defence Attaché