Principal Officers and Chiefs of Mission, by year: 1900

Note: Career Foreign Service appointees are asterisked.

• Wilson, Henry Lane (1856-1932)
  • Envoy Extraordinary and Minister Plenipotentiary, Chile (1897-1904)
  • Envoy Extraordinary and Minister Plenipotentiary, Greece (1902)
  • Envoy Extraordinary and Minister Plenipotentiary, Romania (1902)
  • Envoy Extraordinary and Minister Plenipotentiary, Yugoslavia (1902)
  • Envoy Extraordinary and Minister Plenipotentiary, Belgium (1905-1909)
  • Ambassador Extraordinary and Plenipotentiary, Mexico (1909-1910)
• Wolcott, Roger (1847-1900)
  • Ambassador Extraordinary and Plenipotentiary, Italy (1900)
• Adee, Alvey Augustus (1842-1924)
  • Third Assistant Secretary of State (1882-1886)
  • Second Assistant Secretary of State (1886-1924)
  • Secretary of State ad interim (1898)
  • Assistant Secretary of State (1924)
• Bowen, Herbert Wolcott (1856-1927)
  • Minister Resident/Consul General, Iran (1899-1901)
  • Envoy Extraordinary and Minister Plenipotentiary, Venezuela (1901-1905)
• Choate, Joseph Hodges (1832-1917)
  • Ambassador Extraordinary and Plenipotentiary, United Kingdom (1899-1905)
• Clayton, Powell (1833-1914)
  • Envoy Extraordinary and Minister Plenipotentiary, Mexico (1897)
  • Ambassador Extraordinary and Plenipotentiary, Mexico (1898-1905)
• Bridgman, George H. (1853-1925)
  • Envoy Extraordinary and Minister Plenipotentiary, Bolivia (1897-1902)
• Bryan, Charles Page (1856-1918)
  • Envoy Extraordinary and Minister Plenipotentiary, China (1897)
  • Envoy Extraordinary and Minister Plenipotentiary, Brazil (1898-1902)
  • Envoy Extraordinary and Minister Plenipotentiary, Switzerland (1902)
  • Envoy Extraordinary and Minister Plenipotentiary, Switzerland (1902)
  • Envoy Extraordinary and Minister Plenipotentiary, Portugal (1903-1910)
  • Envoy Extraordinary and Minister Plenipotentiary, Belgium (1909-1911)
  • Ambassador Extraordinary and Plenipotentiary, Japan (1911-1912)
• Buck, Alfred Eliab (1832-1902)
  • Envoy Extraordinary and Minister Plenipotentiary, Japan (1897-1902)
• Conger, Edwin Hurd (1843-1907)
  • Envoy Extraordinary and Minister Plenipotentiary, Brazil (1890-1893)
  • Envoy Extraordinary and Minister Plenipotentiary, Brazil (1897-1898)
  • Envoy Extraordinary and Minister Plenipotentiary, China (1898-1905)
  • Ambassador Extraordinary and Plenipotentiary, Mexico (1905)
• Cridler, Thomas Wilbur (1850-1914)
  • Third Assistant Secretary of State (1897-1901)
• *Dillery, Carl Edward (1930-)
  • Ambassador Extraordinary and Plenipotentiary, Kiribati (1884-1987)
  • Ambassador Extraordinary and Plenipotentiary, Fiji (1984-1987)
  • Ambassador Extraordinary and Plenipotentiary, Tonga (1984-1987)
  • Ambassador Extraordinary and Plenipotentiary, Tuvalu (1984-1987)
• Draper, William Franklin (1842-1910)
  • Ambassador Extraordinary and Plenipotentiary, Italy (1897-1900)
• Dudley, Irving Bedell (1861-1911)
  • Envoy Extraordinary and Minister Plenipotentiary, Peru (1897-1907)
  • Ambassador Extraordinary and Plenipotentiary, Brazil (1906-1911)
• Finch, William Rufus (1847-1913)
  • Envoy Extraordinary and Minister Plenipotentiary, Paraguay (1897-1905)
  • Envoy Extraordinary and Minister Plenipotentiary, Uruguay (1897-1905)
• Francis, Charles Spencer (1853-1911)
  • Envoy Extraordinary and Minister Plenipotentiary, Greece (1900-1902)
  • Envoy Extraordinary and Minister Plenipotentiary, Romania (1900-1902)
  • Envoy Extraordinary and Minister Plenipotentiary, Yugoslavia (1900-1902)
  • Ambassador Extraordinary and Plenipotentiary, Austria (1906-1910)
• Hardy, Arthur Sherburne (1847-1930)
  • Minister Resident/Consul General, Iran (1897-1899)
  • Envoy Extraordinary and Minister Plenipotentiary, Greece (1899-1901)
  • Envoy Extraordinary and Minister Plenipotentiary, Romania (1899-1901)
  • Envoy Extraordinary and Minister Plenipotentiary, Yugoslavia (1899-1901)
  • Envoy Extraordinary and Minister Plenipotentiary, Switzerland (1900-1903)
  • Envoy Extraordinary and Minister Plenipotentiary, Spain (1902-1905)
• Harris, Addison Clay (1840-1916)
  • Envoy Extraordinary and Minister Plenipotentiary, Austria (1899-1901)
• Hart, Charles Burdett (1851-1930)
  • Envoy Extraordinary and Minister Plenipotentiary, Colombia (1897-1903)
• Hay, John Milton (1838-1905)
  • Assistant Secretary of State (1879-1881)
  • Ambassador Extraordinary and Plenipotentiary, United Kingdom (1897-1898)
  • Secretary of State (1898-1905)
• Hill, David Jayne (1850-1932)
  • Assistant Secretary of State (1898-1903)
  • Envoy Extraordinary and Minister Plenipotentiary, Switzerland (1903-1905)
  • Envoy Extraordinary and Minister Plenipotentiary, Luxembourg (1905-1908)
  • Envoy Extraordinary and Minister Plenipotentiary, Netherlands (1905-1908)
  • Ambassador Extraordinary and Plenipotentiary, Germany (1908-1911)
• Hunter, Whiteside Godfrey (1841-1917)
  • Envoy Extraordinary and Minister Plenipotentiary, Guatemala (1897-1903)
• Irwin, John Nichol (1845-1905)
  • Envoy Extraordinary and Minister Plenipotentiary, Portugal (1899-1900)
• Leishman, John G.A. (1857-1924)
  • Envoy Extraordinary and Minister Plenipotentiary, Switzerland (1897-1901)
  • Envoy Extraordinary and Minister Plenipotentiary, Turkey (1900-1901)
  • Ambassador Extraordinary and Plenipotentiary, Turkey (1906)
  • Ambassador Extraordinary and Plenipotentiary, Italy (1909-1911)
  • Ambassador Extraordinary and Plenipotentiary, Germany (1911-1913)
• Long, John G. (1846-1903)
  • Agent/Consul General, Egypt (1899-1903)
• Lord, William Paine (1838-1911)
  • Minister Resident/Consul General, Iran (1899)
  • Envoy Extraordinary and Minister Plenipotentiary, Argentina (1899-1903)
• Merry, William Lawrence (1842-1911)
  • Envoy Extraordinary and Minister Plenipotentiary, Costa Rica (1897-1898)
  • Envoy Extraordinary and Minister Plenipotentiary, Nicaragua (1897-1899)
  • Envoy Extraordinary and Minister Plenipotentiary, El Salvador (1897-1907)
  • Envoy Extraordinary and Minister Plenipotentiary, Costa Rica (1907)
  • Envoy Extraordinary and Minister Plenipotentiary, Nicaragua (1907-1908)
  • Envoy Extraordinary and Minister Plenipotentiary, Costa Rica (1908-1911)
• Meyer, George von Lengerke (1858-1918)
  • Ambassador Extraordinary and Plenipotentiary, Italy (1900-1905)
  • Ambassador Extraordinary and Plenipotentiary, Russia (1905-1907)
• Porter, Horace (1837-1921)
  • Ambassador Extraordinary and Plenipotentiary, France (1897-1905)
• Powell, William Frank (1848-1920)
  • Chargé d'Affaires, Dominican Republic (1897-1904)
  • Envoy Extraordinary and Minister Plenipotentiary, Haiti (1897-1905)
• Sampson, Archibald Johnson (1839-1921)
  • Envoy Extraordinary and Minister Plenipotentiary, Ecuador (1897-1905)
• Smith, Owen Lun West (1851-?)
  • Minister Resident/Consul General, Liberia (1898-1902)
• Storer, Bellamy (1847-1922)
  • Envoy Extraordinary and Minister Plenipotentiary, Belgium (1897-1899)
  • Envoy Extraordinary and Minister Plenipotentiary, Spain (1899-1902)
  • Ambassador Extraordinary and Plenipotentiary, Austria (1902-1906)
• Swenson, Laurits Selmer (1865-1947)
  • Envoy Extraordinary and Minister Plenipotentiary, Denmark (1897-1905)
  • Envoy Extraordinary and Minister Plenipotentiary, Switzerland (1909-1911)
  • Envoy Extraordinary and Minister Plenipotentiary, Norway (1911-1913)
  • Envoy Extraordinary and Minister Plenipotentiary, Norway (1921-1930)
  • Envoy Extraordinary and Minister Plenipotentiary, Netherlands (1931-1934)
• Tower, Charlemagne (1848-1923)
  • Envoy Extraordinary and Minister Plenipotentiary, Austria (1897-1899)
  • Ambassador Extraordinary and Plenipotentiary, Russia (1899-1902)
  • Ambassador Extraordinary and Plenipotentiary, Germany (1902-1908)
• Townsend, Lawrence (1860-1954)
  • Envoy Extraordinary and Minister Plenipotentiary, Portugal (1897-1899)
  • Envoy Extraordinary and Minister Plenipotentiary, Belgium (1899-1905)
• Thomas, William Widgery (1839-1927)
  • Minister Resident, Sweden (1883-1885)
  • Envoy Extraordinary and Minister Plenipotentiary, Sweden (1889-1894)
  • Envoy Extraordinary and Minister Plenipotentiary, Sweden (1898-1905)
• White, Andrew Dickson (1832-1918)
  • Envoy Extraordinary and Minister Plenipotentiary, Germany (1879-1881)
  • Envoy Extraordinary and Minister Plenipotentiary, Russia (1892-1894)
  • Ambassador Extraordinary and Plenipotentiary, Germany (1897-1902)