Principal Officers and Chiefs of Mission, by year: 1834

Note: Career Foreign Service appointees are asterisked.

• Wilkins, William (1779-1865)
  • Envoy Extraordinary and Minister Plenipotentiary, Russia (1834-1835)
• Brent, Thomas Ludwell Lee (1784-1847)
  • Chargé d'Affaires, Portugal (1825-1834)
• Brown, Ethan Allen (1776-1852)
  • Chargé d'Affaires, Brazil (1830-1834)
• Davezac (D'Avezac), Auguste Genevieve Valentin (1780-1851)
  • Chargé d'Affaires, Netherlands (1831-1839)
  • Chargé d'Affaires, Netherlands (1845-1850)
• De Witt, Charles Gerrit (1789-1839)
  • Chargé d'Affaires, Guatemala (1833-1839)
• Dickerson, Mahlon (1770-1853)
  • Envoy Extraordinary and Minister Plenipotentiary, Russia (1834)
• Dickins, Asbury (1773-1861)
  • Chief Clerk (1833-1836)
• Forsyth, John (1780-1841)
  • Minister Plenipotentiary, Spain (1819-1823)
  • Secretary of State (1834-1841)
• Hughes, Christopher (1786-1849)
  • Chargé d'Affaires, no se (1819-1825)
  • Chargé d'Affaires, Netherlands (1825-1830)
  • Chargé d'Affaires, Sweden (1830-1841)
  • Chargé d'Affaires, Netherlands (1842-1845)
• Hunter, William (1774-1849)
  • Chargé d'Affaires, Brazil (1834-1835)
  • Envoy Extraordinary and Minister Plenipotentiary, Brazil (1841-1843)
• McAfee, Robert Breckinridge (1784-1849)
  • Chargé d'Affaires, Colombia (1833-1837)
• McLane, Louis (1786-1857)
  • Envoy Extraordinary and Minister Plenipotentiary, United Kingdom (1829-1831)
  • Secretary of State (1833-1834)
  • Envoy Extraordinary and Minister Plenipotentiary, United Kingdom (1845-1849)
• Larned, Samuel (?-?)
  • Chargé d'Affaires, Chile (1828-1829)
  • Chargé d'Affaires, Peru (1828-1829)
  • Chargé d'Affaires, Peru (1830-1837)
• Legare, Hugh Swinton (1797-1843)
  • Chargé d'Affaires, Belgium (1832-1836)
  • Secretary of State ad interim (1843)
• Livingston, Edward (1764-1836)
  • Secretary of State (1831-1833)
  • Envoy Extraordinary and Minister Plenipotentiary, France (1833-1835)
• Pollard, Richard (1790-1851)
  • Chargé d'Affaires, Chile (1834-1835)
  • Chargé d'Affaires, Argentina (Not commissioned; nomination (which had been submitted by error) withdrawn before the Senate acted upon it.)
• Vail, Aaron (1796-1878)
  • Chargé d'Affaires, United Kingdom (1832-1836)
  • Chief Clerk (1838-1840)
  • Chargé d'Affaires, Spain (1840-1842)
• Van Ness, Cornelius Peter (1782-1852)
  • Envoy Extraordinary and Minister Plenipotentiary, Spain (1829-1836)
• Wheaton, Henry (1785-1848)
  • Chargé d'Affaires, Denmark (1827-1835)
  • Chargé d'Affaires, Germany (1835)
  • Envoy Extraordinary and Minister Plenipotentiary, Germany (1837-1846)