Joanna Kate Kuenssberg (born 1973)^[1] is a British oil executive and former diplomat who was the United Kingdom's High Commissioner to Mozambique from 2014 to 2018.

Kuenssberg was born in Lima, Peru, a daughter of Nick Kuenssberg, a Scottish businessman who was working in Lima at the time, and his wife Sally Robertson. Her younger sister is Laura Kuenssberg, and they have a brother David who is executive director of finance and resources at Brighton and Hove City Council.^[2][3] She was educated at New College, Oxford, where she gained a BA degree in Modern Languages in 1995.^[1]

She joined the Department of the Environment in 1995 and worked at the European Commission as Project Manager (EU enlargement) 1996–97, after which she joined the Foreign and Commonwealth Office (FCO). She was seconded to the Hungarian Ministry of Foreign Affairs 1999–2000 and to the Quai d’Orsay EU Directorate 2000–01, followed by a post at the British embassy in Paris 2001–04. She was deputy head of mission at Lisbon, Portugal, 2010–14 and chargé d'affaires there from January to May 2011. From April 2014 she was High Commissioner to Mozambique, based in Maputo.^[4] She was replaced in July 2018.^[5]

A month after leaving the Foreign Office she began working for the oil company Shell as vice president of government relations with Russia. After three years she was promoted to vice president of corporate relations with Middle Eastern, North African, and Central Eurasian states.^[6]

Kuenssberg married in 1997 and has three sons.^[1]