General Sir John George Reith, is a retired senior British Army officer who was the Deputy Supreme Allied Commander Europe within the North Atlantic Treaty Organisation (NATO) from October 2004 to October 2007.
General John Nicholas Reynolds Houghton, Baron Houghton of Richmond, is a retired senior British Army officer and former Chief of the Defence Staff (CDS) of the British Armed Forces. He was appointed CDS in July 2013, following the retirement of General Sir David Richards. He served as Commanding Officer of the 1st Battalion, the Green Howards in Northern Ireland during The Troubles and later became Commander of the 39th Infantry Brigade in Northern Ireland. He deployed as Senior British Military Representative and Deputy Commanding General, Multi-National Force – Iraq during the Iraq War. Later, he became Chief of Joint Operations at Permanent Joint Headquarters and served as Vice-Chief of the Defence Staff until assuming the position of CDS. Houghton retired from the British Army in July 2016, and was succeeded as CDS by Air Chief Marshal Sir Stuart Peach.
General David Julian Richards, Baron Richards of Herstmonceux, is a retired senior British Army officer who was formerly the Chief of the Defence Staff, the professional head of the British Armed Forces. He succeeded Air Chief Marshal Sir Jock Stirrup in this role on 29 October 2010.
General Sir Gordon Kenneth Messenger, is a retired senior Royal Marines officer who served as Vice-Chief of the Defence Staff from May 2016 to May 2019. As a colonel he commanded 40 Commando during the Iraq War, and led the Commando in the assault on the Al-Faw Peninsula. He served as British Commander of Task Force Helmand, during the 3 Commando Brigade deployment to Helmand Province, Afghanistan on Operation Herrick IX from 2008 to 2009.
Vice Admiral Sir Alan Michael Massey, KCB, CBE is a former senior officer in the Royal Navy who served as the Second Sea Lord.
Air Chief Marshal Sir Stuart William Peach, is a senior Royal Air Force officer. After training as a navigator, Peach commanded IX (Bomber) Squadron and then became Deputy Station Commander RAF Bruggen. He was deployed as NATO Air Commander (Forward) in Kosovo in 2000. He went on to be Chief of Defence Intelligence in 2006, Chief of Joint Operations in 2009 and the first Commander of Joint Forces Command in December 2011 before being appointed Vice-Chief of the Defence Staff in May 2013. Peach succeeded General Sir Nick Houghton as Chief of the Defence Staff on 14 July 2016. He succeeded General Petr Pavel as Chairman of the NATO Military Committee on 29 June 2018, serving as such until his retirement from NATO in June 2021.
General Sir James Rupert Everard, is a retired senior British Army officer who served as NATO's Deputy Supreme Allied Commander Europe.
Lieutenant General Sir William Raoul Rollo is a former senior British Army officer.
General Sir Nicholas Patrick Carter, is a Kenyan-born former senior British Army officer who served as Chief of the Defence Staff from June 2018 to November 2021.
General Sir Richard Lawson Barrons, is a retired British Army officer. He was Commander Joint Forces Command from April 2013 until his retirement in April 2016.
Lieutenant General Sir James Benjamin "Jim" Dutton, is a retired Royal Marines officer and former Governor of Gibraltar. He held various staff positions in his early career, before commanding 40 Commando. As a brigadier, he held two high-level staff posts—the first at the Ministry of Defence in London, as Director of NATO policy, and the second as a British liaison to The Pentagon shortly after the September 11 attacks, where he was involved in the planning for the subsequent invasion of Afghanistan. A newspaper later pinpointed this as the moment when Dutton's career "took off".
General Sir Mark Alexander Popham Carleton-Smith, is a senior British Army officer. He served as Chief of the General Staff from June 2018 to June 2022, succeeding General Sir Nick Carter. He was succeeded by General Sir Patrick Sanders. He previously served as Director Special Forces and commanded 22 Special Air Service Regiment.
Lieutenant General Sir David Andrew Capewell, is a retired Royal Marines officer who served as Chief of Joint Operations from 2011 to 2015.
Lieutenant General Sir Nicholas Arthur William Pope, is a former senior British Army officer. He served as Master-General of the Ordnance from 2011 to 2013 and Deputy Chief of the General Staff from 2015 to 2019.
General Sir Patrick Nicholas Yardley Monrad Sanders, is a senior British Army officer serving as Chief of the General Staff since June 2022.
Air Chief Marshal Sir Michael Wigston, is the senior officer in the Royal Air Force, serving as Chief of the Air Staff since 26 July 2019. He previously served as Assistant Chief of the Air Staff from 2017 to 2018, and Deputy Commander (Personnel) and Air Member for Personnel and Capability from 2018 to 2019.
Admiral Sir Benjamin John Key, is a senior Royal Navy officer. He has served as First Sea Lord since November 2021. He has commanded HM Ships Sandown, Iron Duke and Lancaster, and deployed on operations to Kosovo and Iraq. He was appointed Fleet Commander in 2016, and the Chief of Joint Operations in 2019.
Lieutenant General Robert Andrew Magowan, is a senior Royal Marines officer who currently serves as Commandant General Royal Marines and the Deputy Chief of the Defence Staff.
Lieutenant General Sir Ralph William Wooddisse, is a British Army officer who serves as Commander Field Army since April 2021.
Major General Matthew John Holmes, was a British senior Royal Marines officer who served for more than three decades in the armed forces. After studying economics at the University of Exeter, he joined the Royal Marines and undertook early tours of duty to Norway, the Far East, Northern Ireland and Zimbabwe. After being deployed to Kosovo and Afghanistan, he commanded 42 Commando Royal Marines from 2006 to 2008 and was awarded a Distinguished Service Order for his leadership in Afghanistan. Holmes served as Commandant General Royal Marines from 2019 to 2021.
