Sir (George) Edgar Vaughan KBE FRHistS (24 February 1907 – 25 January 1994) was a British diplomat. Vaughan was educated at Cheltenham Grammar School and then at Jesus College, Oxford, where he obtained first-class degrees in Modern History (1928) and in PPE (1929). He was a Laming Travelling Fellow of The Queen's College, Oxford, from 1929 to 1931. He joined His Majesty's Diplomatic Service in 1930, serving as Vice-Consul in Hamburg, La Paz, Barcelona and Buenos Aires. After posting in Monrovia (as Chargé d'affaires), Seattle, Washington, Lourenço Marques and Amsterdam (as Consul-General in each), he returned to Buenos Aires as Minister and Consul-General in 1956, before being appointed Ambassador to Panama in 1960.