Tehran. On 11 November 2013 the UK government appointed a non-resident chargé d'affaires to Iran. 2013–2015: Ajay Sharma (non-resident Chargé d'affaires) On 23 August 2015 the UK embassy in Tehran was reopened and the Chargé d'affaires moved to be resident there. The Chargé d'affaires was made Ambassador in September 2016. August–November 2015: Ajay Sharma (chargé d'affaires) December 2015–March 2018: Nicholas Hopton (as Chargé d'affaires until September 2016; then as Ambassador Extraordinary and Plenipotentiary) April 2018–August 2021: Robert Macaire August 2021–present: Simon Shercliff See also List of Iranian Ambassadors to the United Kingdom Robert Macaire References External links UK and Iran, gov.uk Iran United Kingdom