Hubert Miles Gladwyn Jebb, 1st Baron Gladwyn was a prominent British civil servant, diplomat and politician who served as the acting secretary-general of the United Nations between 1945 and 1946.
Sir David Geoffrey Manning, is a former British diplomat, who was the British Ambassador to the United States from 2003 to 2007. He authored the so-called "Manning Memo", that summarized the details of a meeting between American president George W. Bush and British prime minister Tony Blair during the run-up to the invasion of Iraq in 2003. Until 2019, he was appointed to the Household of the Duke and Duchess of Cambridge and the Duke and Duchess of Sussex.
Sir Antony Arthur Acland was a British diplomat and a provost of Eton College.
On 18 September 2004 the British Daily Telegraph ran two articles titled "Secret papers show Blair was warned of Iraq chaos" and 'Failure is not an option, but it doesn't mean they will avoid it' by reporter Michael Smith, revealing the contents of six leaked British government documents – labelled "secret" or "confidential" – concerning the lead-up to the war in Iraq.
Sir John Eaton Holmes is a British former diplomat who is the current Chairman of the Electoral Commission.
Sir Peter John Westmacott is a senior British diplomat, who was British Ambassador to Turkey, then Ambassador to France and finally Ambassador to the United States from January 2012 to January 2016, succeeding Sir Nigel Sheinwald, a posting announced by the Prime Minister's Office on 24 June 2011.
Patrick Richard Henry Wright, Baron Wright of Richmond, was a British diplomat who served as Head of HM Diplomatic Service.
Sir Robert John Sawers FRUSI is a British intelligence officer, diplomat and civil servant. He was Chief of the Secret Intelligence Service (MI6), a position he held from November 2009 until November 2014. He was previously the British Permanent Representative to the United Nations from August 2007 to November 2009.
Sir Nigel Elton Sheinwald is a former senior British diplomat, who served as Ambassador to the United States of America between October 2007 and January 2012. He was appointed "Special Envoy on intelligence and law enforcement data sharing" in September 2014.
Sir Simon James Fraser is a British former diplomat who served as the Permanent Under-Secretary of the Foreign and Commonwealth Office from August 2010 to July 2015, having served as Permanent Secretary of the Department for Business, Innovation and Skills from May 2009 to August 2010. Sir Simon is a Trustee of the Patchwork Foundation, founded by Harris Bokhari. Sir Simon is currently Deputy Chairman of Chatham House and serves as Adviser to the Europe Programme. He is also Managing Partner of Flint Global.
Nigel Kim Darroch, Baron Darroch of Kew, is a former British diplomat. He served as the British Ambassador to the United States between January 2016 and December 2019, and previously as National Security Adviser and UK Permanent Representative to the European Union.
Mark Philip Sedwill, Baron Sedwill, is a British diplomat and senior civil servant who served as Cabinet Secretary and Head of the Home Civil Service to Prime Ministers Theresa May and Boris Johnson from 2018 to 2020. He also served as the United Kingdom National Security Adviser from 2017 to 2020. He was previously the United Kingdom's Ambassador to Afghanistan from 2009 to 2010 and the NATO Senior Civilian Representative in Afghanistan in 2010. He was the Permanent Under-Secretary of State at the Home Office from February 2013 to April 2017.
Sir Julian Beresford King is a British diplomat and civil servant who served as the final British European Commissioner from 2016 to 2019 prior to Brexit, having previously served as the British ambassador to Ireland (2009–2011) and France (2016).
The National Security Adviser (NSA) is a senior official in the Cabinet Office, based in Whitehall, who serves as the principal adviser to the Prime Minister of the United Kingdom and Cabinet of the United Kingdom on all national security issues. The NSA post was created in May 2010 as part of the reforms that also saw the creation of the National Security Council. There have been six holders of the office to date, of whom two served more than three years in the post.
Sir Simon Lawrance Gass is a British civil servant. Since 2019, he has chaired the Joint Intelligence Committee and he also served as the British Prime Minister's representative on Afghanistan from 2021 to 2022 concurrently. Between 2018 and 2019, he was the Commandant of the Royal College of Defence Studies. During his diplomatic career, he served as British ambassador to Greece and to Iran. In May 2023, it was announced he was stepping down as Chairman of the Joint Intelligence Committee and succeeded by Madeleine Alessandri.
Sir Timothy Earle Barrow is a British diplomat who served as Permanent Representative of the United Kingdom to the European Union from 2017 to 2020 and as the British Ambassador to the European Union from 2020 to 2021. He currently serves as National Security Adviser.
Simon Gerard McDonald, Baron McDonald of Salford, is a British former diplomat who was the Permanent Under-Secretary at the Foreign and Commonwealth Office and Head of the Diplomatic Service until September 2020. He was the last professional head of the Foreign & Commonwealth Office before the creation of the Foreign, Commonwealth and Development Office. He has been the Master of Christ's College, Cambridge, since September 2022.
The 2016 Prime Minister's Resignation Honours are honours awarded following the July 2016 resignation of Prime Minister David Cameron. The life peerages and other honours were issued as two separate lists by the Cabinet Office on 4 August 2016 and all honours were gazetted as one list on 16 August 2016. This was the first Prime Minister's Resignation Honours since 1997.
Martin Alexander Baillie Reynolds is a British civil servant who served as Principal Private Secretary to Prime Minister Boris Johnson from 2019 to 2022. Reynolds previously served as British Ambassador to Libya under Prime Minister Theresa May and as the principal private secretary to Johnson when he served as Foreign Secretary in May's government.
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