Dame Mariot Leslie

Associate Fellow, Europe Programme


Mariot Leslie was a member of the British Diplomatic Service from 1977 until she retired in 2014. Her career covered a wide range of global political, economic and security issues.

She was posted to British missions in Singapore, Bonn and Rome, spent two years in Paris on secondment to the French foreign ministry, was ambassador to Norway, and ended her career as the UK's permanent representative to NATO.

Her assignments at the FCO in London included positions as head of the Environment, Science and Energy Department (1992-93) in the follow-up to the Rio Earth Summit, head of the Policy Planning Staff (1996-98), director for strategic threats and counterterrorism envoy, and director general for defence and intelligence (2007-10).

She was a member and alternate chairman of the UK's Joint Intelligence Committee.

In mid-career Mariot Leslie also spent two periods at the (then) Scottish Office in Edinburgh, working on industrial development and economic policy.

She read Classics and Modern Languages at St Hilda's College, Oxford, and has an honorary doctorate from Heriot-Watt University.

Past experience

2013Honorary Doctorate, Heriot-Watt University
1972St Hilda's College, Oxford. BA (First Class) followed by MA