William Pinkney (1764-1822)

Non-career appointee
State of Residence: Maryland

1. Minister Plenipotentiary (United Kingdom)
   Appointed: February 26, 1808
   Presentation of Credentials: April 27, 1808
   Termination of Mission: Left England on or soon after May 7, 1811
   • Originally commissioned as Minister Plenipotentiary at the court of His Britannic Majesty and given a letter of credence as such, May 12, 1806--on the same day that he and Monroe were accredited jointly as Commissioners Plenipotentiary and Extraordinary on a special mission. When Monroe was preparing to leave London, he informed the Foreign Secretary that Pinkney would succeed him in the ordinary duties of the Legation; the British authorities declined to accept Pinkney's 1806 letter of credence, but dealt with him informally until he was recommissioned and reaccredited.
2. Envoy Extraordinary and Minister Plenipotentiary (Russia)
   Appointed: March 7, 1816
   Presentation of Credentials: January 13, 1817
   Termination of Mission: Left post on or soon after February 14, 1818