Sir Arthur Charles Magenis ( – 14 February 1867) was an Anglo-Irish diplomat who served as British Ambassador to the Kingdom of Portugal, the Kingdom of Sweden and Norway, Switzerland, and the Kingdom of Württemberg. Early life and education Magenis was born in County Fermanagh, the fifth son of Richard Magenis (also spelt Magennis; –1831), MP for Enniskillen (1812–28), and his first wife, Lady Elizabeth Anne Cole, daughter of William Cole, 1st Earl of Enniskillen. His sister Florence Catherine married John Ashley Warre. He was the nephew of Very Rev. William Magenis, Dean of Kilmore. He was educated at Trinity College Dublin, where he graduated in 1822 with honours. Career After university, Magenis entered the diplomatic service and in August 1825 became an attaché to the British Legation at Berlin. He transferred to the Embassy in Paris the following year and to Saint Petersburg in 1830. In January, 1837, Magenis was invited by Alexander Pushkin who met him at a ball in Countess Maria Razumovskaya's house in Saint Petersburg, to be his second before his fatal duel with Georges d'Anthès. Magenis declined the proposition once he understood that the conflict could not be resolved before the duel. From 1838–44, he served Secretary of Legation in Bern, Switzerland, where he acted as chargé d'affaires in 1839 and 1840. From September 1844 to October 1851, he was Secretary to the British Embassy in Vienna, Austrian Empire. He acted as Minister Plenipotentiary ad interim during Sir Robert Gordon's absence from 31 July 1845 to April 1846, and served as chargé d'affaires during the absence of Gordon's successor, Lord Ponsonby, from 1 June to 16 August 1849. He served as Minister Plenipotentiary during Ponsonby's absence 20 April to 19 July 1848 and again in the interim following Ponsonby's departure on 31 May 1850 until the arrival of his successor, John Fane, 11th Earl of Westmorland, on 13 October 1851. He also served as Minister Plenipotentiary to the Swiss Confederation in Bern from January 1851 to April 1852. He served simultaneously as Envoy Extraordinary and Minister Plenipotentiary in Stuttgart (then capital of the Kingdom of Württemberg) and as Minister Plenipotentiary in Karlsruhe (capital of the Grand Duchy of Baden). from 1852–54. He was posted to Stockholm in 1854 to serve as Envoy Extraordinary and Minister Plenipotentiary. His appointment in June 1859 to serve as Envoy Extraordinary and Minister Plenipotentiary to the Kingdom of the Two