João Manuel Hall Themido (6 January 1924[1] – 7 November 2017) was a Portuguese diplomat who was Portugal's Ambassador to the United States from 1971 to 1981,[2] as well as Portugal's Ambassador to the United Kingdom (from 19 March 1984[3] to 1989) and to Italy (from April 1968).
[4] He retired in 1989, having begun his career with the Portuguese Foreign Ministry in 1947, and been one of only a few Portuguese Ambassadors to stay in post following the Coup of 25 November 1975.
[5] Hall Themido was awarded Portugal's Ordem Militar da Torre e Espada, Valor, Lealdade e Mérito (Grã-Cruz) in 1984.