Principal Officers and Chiefs of Mission, by year: 1878

Note: Career Foreign Service appointees are asterisked.

• Baker, Jehu (1822-1903)
  • Minister Resident, Venezuela (1878-1881)
  • Minister Resident/Consul General, Venezuela (1884-1885)
  • Minister Resident, Venezuela (1882)
• Bingham, John Armour (1815-1900)
  • Envoy Extraordinary and Minister Plenipotentiary, Japan (1873-1885)
• Birney, James (1817-1888)
  • Minister Resident, Netherlands (1876-1882)
• Boker, George Henry (1823-1890)
  • Minister Resident, Turkey (1871-1875)
  • Envoy Extraordinary and Minister Plenipotentiary, Russia (1875-1878)
• Caldwell, John Curtis (1833-1912)
  • Minister Resident, Paraguay (1874)
  • Minister Resident, Uruguay (1874)
  • Chargé d'Affaires, Paraguay (1876-1882)
  • Chargé d'Affaires, Uruguay (1876-1882)
• Comly, James Monroe Stewart (1832-1887)
  • Minister Resident, Hawaii (1877-1882)
• Cramer, Michael John (1835-1898)
  • Minister Resident, Denmark (1870-1876)
  • Chargé d'Affaires, Denmark (1876-1881)
  • Chargé d'Affaires, Switzerland (1881)
  • Minister Resident/Consul General, Switzerland (1882-1885)
• Dichman, Ernest (Ernst Dichmann) (?-1885)
  • Minister Resident, Colombia (1878-1881)
• Evarts, William Maxwell (1818-1901)
  • Secretary of State (1877-1881)
• Farman, Elbert Eli (1831-1911)
  • Agent/Consul General, Egypt (1876-1881)
• Fish, Nicholas (1846-1902)
  • Chargé d'Affaires, Switzerland (1877-1881)
  • Minister Resident, Belgium (1882-1885)
• Foster, John Watson (1836-1917)
  • Envoy Extraordinary and Minister Plenipotentiary, Mexico (1873-1880)
  • Envoy Extraordinary and Minister Plenipotentiary, Russia (1880-1881)
  • Envoy Extraordinary and Minister Plenipotentiary, Spain (1883-1885)
  • Secretary of State (1892-1893)
• Gibbs, Richard (1819-1894)
  • Envoy Extraordinary and Minister Plenipotentiary, Peru (1875-1879)
  • Minister Resident/Consul General, Bolivia (1883-1885)
• Goodloe, William Cassius (1841-1889)
  • Minister Resident, Belgium (1878-1880)
• Hilliard, Henry Washington (1808-1892)
  • Chargé d'Affaires, Belgium (1842)
  • Envoy Extraordinary and Minister Plenipotentiary, Brazil (1877-1881)
• Hunter, William (1805-1886)
  • Chief Clerk (1852-1855)
  • Secretary of State ad interim (1853)
  • Assistant Secretary of State (1855)
  • Secretary of State ad interim (1860)
  • Second Assistant Secretary of State (1866-1886)
• Kasson, John Adam (1822-1910)
  • Envoy Extraordinary and Minister Plenipotentiary, Austria (1877-1881)
  • Envoy Extraordinary and Minister Plenipotentiary, Germany (1884-1885)
• Lowell, James Russell (1819-1891)
  • Envoy Extraordinary and Minister Plenipotentiary, Spain (1877-1880)
  • Envoy Extraordinary and Minister Plenipotentiary, United Kingdom (1880-1885)
• Marsh, George Perkins (1801-1882)
  • Minister Resident, Turkey (1849-1853)
  • Envoy Extraordinary and Minister Plenipotentiary, Italy (1861-1882)
• Langston, John Mercer (1829-1897)
  • Minister Resident/Consul General, Haiti (1877-1885)
  • Chargé d'Affaires, Dominican Republic (1883-1885)
• Moran, Benjamin (1820-1886)
  • Minister Resident, Portugal (1874-1876)
  • Chargé d'Affaires, Portugal (1876-1882)
  • Third Assistant Secretary of State (Not commissioned, although his nomination of Jun 22, 1874, had been confirmed by the Senate.)
• Noyes, Edward Follansbee (1832-1890)
  • Envoy Extraordinary and Minister Plenipotentiary, France (1877-1881)
• Osborn, Thomas Andrew (1836-1898)
  • Envoy Extraordinary and Minister Plenipotentiary, Chile (1877-1881)
  • Envoy Extraordinary and Minister Plenipotentiary, Brazil (1881-1885)
• Payson, Charles (?-1913)
  • Third Assistant Secretary of State (1878-1881)
  • Chargé d'Affaires, Denmark (1881-1882)
• Pettis, Solomon Newton (1827-1900)
  • Minister Resident/Consul General, Bolivia (1878-1879)
• Seward, Frederick William (1830-1915)
  • Assistant Secretary of State (1861-1869)
  • Assistant Secretary of State (1877-1879)
• Seward, George Frederick (1840-1910)
  • Envoy Extraordinary and Minister Plenipotentiary, China (1876-1880)
• Stevens, John Leavitt (1820-1895)
  • Minister Resident, Paraguay (1870-1873)
  • Minister Resident, Uruguay (1870-1873)
  • Minister Resident, Sweden (1877-1883)
  • Minister Resident, Hawaii (1889)
  • Envoy Extraordinary and Minister Plenipotentiary, Hawaii (1890-1893)
• Stoughton, Edwin Wallace (1818-1882)
  • Envoy Extraordinary and Minister Plenipotentiary, Russia (1877-1879)
• Smyth, John Henry (1844-1908)
  • Minister Resident/Consul General, Liberia (1878-1881)
  • Minister Resident/Consul General, Liberia (1882-1885)
• Taylor, Bayard (1825-1878)
  • Envoy Extraordinary and Minister Plenipotentiary, Germany (1878)
• Turner, James Milton (1840-1915)
  • Minister Resident/Consul General, Liberia (1871-1878)
• Welsh, John (1805-1886)
  • Envoy Extraordinary and Minister Plenipotentiary, United Kingdom (1877-1879)