Principal Officers and Chiefs of Mission, by year: 1863

Note: Career Foreign Service appointees are asterisked.

• Adams, Charles Francis (1807-1886)
  • Envoy Extraordinary and Minister Plenipotentiary, United Kingdom (1861-1868)
• Blatchford, Richard Milford (1798-1875)
  • Minister Resident, Holy See (1862-1863)
• Burlingame, Anson (1820-1870)
  • Envoy Extraordinary and Minister Plenipotentiary, Austria (1861)
  • Envoy Extraordinary and Minister Plenipotentiary, China (1861-1867)
• Burton, Allan A. (?-?)
  • Minister Resident, Colombia (1861)
  • Minister Resident, Colombia (1861-1864)
• Clay, Cassius Marcellus (1810-1903)
  • Envoy Extraordinary and Minister Plenipotentiary, Spain (1861)
  • Envoy Extraordinary and Minister Plenipotentiary, Russia (1861-1862)
  • Envoy Extraordinary and Minister Plenipotentiary, Russia (1863-1869)
• Clay, Thomas Hart (1803-1871)
  • Minister Resident, Nicaragua (1862-1863)
  • Minister Resident, Honduras (1863-1866)
• Corwin, Thomas (1794-1865)
  • Envoy Extraordinary and Minister Plenipotentiary, Mexico (1861-1864)
• Crosby, Elisha Oscar (1818-1895)
  • Minister Resident, Guatemala (1861-1864)
• Dayton, William Lewis (1807-1864)
  • Envoy Extraordinary and Minister Plenipotentiary, France (1861-1864)
• Dickinson, Andrew B. (?-?)
  • Minister Resident, Nicaragua (1861-1863)
  • Minister Resident and Extraordinary, Nicaragua (1863-1869)
• Dryer, Thomas Jefferson (1808-1879)
  • Commissioner, Hawaii (1861-1863)
• Fogg, George Gilman (1813-1881)
  • Minister Resident, Switzerland (1861-1865)
• Haldeman, Jacob Samils (1827-1889)
  • Minister Resident, Sweden (1861-1864)
• Hall, Allen A. (?-1867)
  • Minister Resident, Bolivia (1863-1867)
• Hanson, Abraham (?-1866)
  • Commissioner and Consul General, Liberia (1863-1866)
• Harvey, James E. (1820-?)
  • Minister Resident, Portugal (1861-1869)
• Hassaurek, Frederick (Friedrich) (1831-1885)
  • Minister Resident, Ecuador (1861-1866)
• Henry, John J. (?-?)
  • Commissioner and Consul General, Liberia (1863)
• Judd, Norman Buel (1815-1878)
  • Envoy Extraordinary and Minister Plenipotentiary, Germany (1861-1865)
• King, Rufus (1814-1876)
  • Minister Resident, Holy See (1861)
  • Minister Resident, Holy See (1863-1867)
• Kirk, Robert C. (1821-?)
  • Minister Resident, Argentina (1862-1866)
  • Minister Resident, Uruguay (1869-1870)
  • Minister Resident, Argentina (1869-1871)
• Kirkwood, Samuel Jordan (1813-1894)
  • Minister Resident, Denmark (1863)
• Koerner, Gustavus (1809-1896)
  • Envoy Extraordinary and Minister Plenipotentiary, Spain (1862-1864)
• Marsh, George Perkins (1801-1882)
  • Minister Resident, Turkey (1849-1853)
  • Envoy Extraordinary and Minister Plenipotentiary, Italy (1861-1882)
• McBride, James (1802-1875)
  • Minister Resident, Hawaii (1863-1866)
• Morris, Edward Joy (1815-1881)
  • Chargé d'Affaires, Two Sicilies (1850-1853)
  • Minister Resident, Turkey (1861-1870)
• Motley, John Lothrop (1814-1877)
  • Ambassador Extraordinary and Plenipotentiary, Austria (1861-1867)
  • Ambassador Extraordinary and Plenipotentiary, United Kingdom (1869-1870)
• Nelson, Thomas Henry (1824-1896)
  • Envoy Extraordinary and Minister Plenipotentiary, Chile (1861-1866)
  • Envoy Extraordinary and Minister Plenipotentiary, Mexico (1869-1873)
• Partridge, James Rudolph (1823-1884)
  • Minister Resident, Honduras (1862)
  • Minister Resident, Nicaragua (Not commissioned; nomination withdrawn before the Senate acted upon it.)
  • Minister Resident, El Salvador (1863)
  • Minister Resident, Venezuela (1869-1870)
  • Envoy Extraordinary and Minister Plenipotentiary, Brazil (1871-1877)
  • Envoy Extraordinary and Minister Plenipotentiary, Peru (1882)
• Pike, James Shepard (1811-1882)
  • Minister Resident, Netherlands (1861-1866)
• Pruyn, Robert Hewson (1815-1882)
  • Minister Resident, Japan (1861-1865)
• Riotte, Charles N. (?-?)
  • Minister Resident, Costa Rica (1861-1867)
  • Minister Resident, Nicaragua (1861-1867)
  • Minister Resident, Costa Rica (Not commissioned; nomination tabled by the Senate.)
• Sanford, Henry Shelton (1823-1891)
  • Minister Resident, Belgium (1861-1869)
  • Minister Resident, Belgium (Not commissioned; nomination not confirmed by the Senate.)
  • Minister Resident, Spain (Not commissioned; nomination not confirmed by the Senate.)
• Seward, Frederick William (1830-1915)
  • Assistant Secretary of State (1861-1869)
  • Assistant Secretary of State (1877-1879)
• Seward, William Henry (1801-1872)
  • Secretary of State (1861-1869)
• Washburn, Charles Ames (1822-1889)
  • Commissioner, Paraguay (1861)
  • Minister Resident, Paraguay (1863-1868)
• Webb, James Watson (1802-1884)
  • Chargé d'Affaires, Austria (1849-1850)
  • Minister Resident, Turkey (1861)
  • Envoy Extraordinary and Minister Plenipotentiary, Brazil (1861-1869)
• Whidden, Benjamin F. (?-?)
  • Commissioner and Consul General, Haiti (1862-1865)
• Wood, Bradford Ripley (1800-1889)
  • Minister Resident, Denmark (1861-1865)