Principal Officers and Chiefs of Mission, by year: 1904

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)
• 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)
• Allen, Horace Newton (1858-1932)
  • Minister Resident/Consul General, Korea (1897)
  • Envoy Extraordinary and Minister Plenipotentiary, Korea (1901-1905)
• Barrett, John (1866-1938)
  • Minister Resident/Consul General, Thailand (1894-1898)
  • Envoy Extraordinary and Minister Plenipotentiary, Argentina (1903-1904)
  • Envoy Extraordinary and Minister Plenipotentiary, Panama (1904-1905)
  • Envoy Extraordinary and Minister Plenipotentiary, Colombia (1905-1906)
• Beaupre, Arthur Matthias (1853-1919)
  • Envoy Extraordinary and Minister Plenipotentiary, Colombia (1903)
  • Envoy Extraordinary and Minister Plenipotentiary, Argentina (1904-1908)
  • Envoy Extraordinary and Minister Plenipotentiary, Luxembourg (1908-1911)
  • Envoy Extraordinary and Minister Plenipotentiary, Netherlands (1908-1911)
  • Envoy Extraordinary and Minister Plenipotentiary, Cuba (1911-1913)
• 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)
• 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)
• Buchanan, William Insco (1853-1909)
  • Envoy Extraordinary and Minister Plenipotentiary, Argentina (1894-1899)
  • Envoy Extraordinary and Minister Plenipotentiary, Panama (1903-1904)
• Dawson, Thomas Cleland (1865-1912)
  • Minister Resident/Consul General, Dominican Republic (1904-1907)
  • Envoy Extraordinary and Minister Plenipotentiary, Colombia (1907-1909)
  • Envoy Extraordinary and Minister Plenipotentiary, Chile (1909)
  • Envoy Extraordinary and Minister Plenipotentiary, Panama (1910)
• Combs, Leslie (1852-1940)
  • Envoy Extraordinary and Minister Plenipotentiary, Guatemala (1902-1907)
  • Envoy Extraordinary and Minister Plenipotentiary, Honduras (1902-1907)
  • Envoy Extraordinary and Minister Plenipotentiary, Peru (1906-1911)
• 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)
• *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)
• 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)
• 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)
• 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)
• Griscom, Lloyd Carpenter (1872-1959)
  • Envoy Extraordinary and Minister Plenipotentiary, Iran (1901-1902)
  • Envoy Extraordinary and Minister Plenipotentiary, Japan (1902-1905)
  • Ambassador Extraordinary and Plenipotentiary, Brazil (1906-1907)
  • Ambassador Extraordinary and Plenipotentiary, Italy (1906-1909)
• Jackson, John Brinkerhoff (1862-1920)
  • Envoy Extraordinary and Minister Plenipotentiary, Chile (1902)
  • Envoy Extraordinary and Minister Plenipotentiary, Greece (1902)
  • Envoy Extraordinary and Minister Plenipotentiary, Romania (1902-1903)
  • Envoy Extraordinary and Minister Plenipotentiary, Yugoslavia (1902)
  • Diplomatic Agent, Bulgaria (1903)
  • Envoy Extraordinary and Minister Plenipotentiary, Greece (1903)
  • Diplomatic Agent, Romania (1903-1905)
  • Envoy Extraordinary and Minister Plenipotentiary, Yugoslavia (1903-1905)
  • Diplomatic Agent, Bulgaria (1905-1907)
  • Envoy Extraordinary and Minister Plenipotentiary, Greece (1905-1907)
  • Envoy Extraordinary and Minister Plenipotentiary, Montenegro (1905-1907)
  • Envoy Extraordinary and Minister Plenipotentiary, Iran (1907-1909)
  • Envoy Extraordinary and Minister Plenipotentiary, Cuba (1909-1911)
  • Envoy Extraordinary and Minister Plenipotentiary, Bulgaria (1911-1913)
  • Envoy Extraordinary and Minister Plenipotentiary, Romania (1911-1913)
  • Envoy Extraordinary and Minister Plenipotentiary, Yugoslavia (1911-1913)
• King, Hamilton (1852-1912)
  • Minister Resident/Consul General, Thailand (1898)
  • Envoy Extraordinary and Minister Plenipotentiary, Thailand (1903-1912)
• Lyon, Ernest (1860-1938)
  • Minister Resident/Consul General, Liberia (1903-1910)
• McCormick, Robert Sanderson (1849-1919)
  • Envoy Extraordinary and Minister Plenipotentiary, Austria (1901)
  • Ambassador Extraordinary and Plenipotentiary, Austria (1902)
  • Ambassador Extraordinary and Plenipotentiary, Russia (1902-1905)
  • Ambassador Extraordinary and Plenipotentiary, France (1905-1907)
• Loomis, Francis Butler (1861-1948)
  • Envoy Extraordinary and Minister Plenipotentiary, Venezuela (1897)
  • Envoy Extraordinary and Minister Plenipotentiary, Portugal (1901-1902)
  • Assistant Secretary of State (1903-1905)
  • Secretary of State ad interim (1905)
• 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)
• Newel, Stanford (1839-1907)
  • Envoy Extraordinary and Minister Plenipotentiary, Netherlands (1897)
  • Envoy Extraordinary and Minister Plenipotentiary, Luxembourg (1903-1905)
  • Envoy Extraordinary and Minister Plenipotentiary, Netherlands (1903-1905)
• Pearson, Richmond (1852-1923)
  • Envoy Extraordinary and Minister Plenipotentiary, Iran (1902-1907)
  • Envoy Extraordinary and Minister Plenipotentiary, Montenegro (1907-1908)
  • Envoy Extraordinary and Minister Plenipotentiary, Greece (1907-1909)
• Peirce, Herbert Henry Davis (1849-1916)
  • Third Assistant Secretary of State (1901-1906)
  • Envoy Extraordinary and Minister Plenipotentiary, Norway (1906-1911)
• 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)
• *Riddle, John Wallace (1864-1941)
  • Agent/Consul General, Egypt (1903-1905)
  • Envoy Extraordinary and Minister Plenipotentiary, Romania (1905-1907)
  • Envoy Extraordinary and Minister Plenipotentiary, Yugoslavia (1905-1907)
  • Ambassador Extraordinary and Plenipotentiary, Russia (1906-1909)
  • Ambassador Extraordinary and Plenipotentiary, Argentina (1921-1925)
• Russell, William Worthington (1859-1944)
  • Envoy Extraordinary and Minister Plenipotentiary, Colombia (1904-1905)
  • Envoy Extraordinary and Minister Plenipotentiary, Venezuela (1905)
  • Minister Resident/Consul General, Dominican Republic (1910)
  • Envoy Extraordinary and Minister Plenipotentiary, Dominican Republic (1911-1913)
  • Envoy Extraordinary and Minister Plenipotentiary, Dominican Republic (1915-1925)
  • Envoy Extraordinary and Minister Plenipotentiary, Thailand (1925-1927)
• Sampson, Archibald Johnson (1839-1921)
  • Envoy Extraordinary and Minister Plenipotentiary, Ecuador (1897-1905)
• 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)
• Sorsby, William Brooks (1858-1912)
  • Envoy Extraordinary and Minister Plenipotentiary, Bolivia (1902-1908)
  • Envoy Extraordinary and Minister Plenipotentiary, Honduras (1908)
• Squiers, Herbert Goldsmith (1859-1911)
  • Envoy Extraordinary and Minister Plenipotentiary, Cuba (1902-1905)
  • Envoy Extraordinary and Minister Plenipotentiary, Panama (1906-1909)
• 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)