Principal Officers and Chiefs of Mission, by Year: 1921

Note: Career Foreign Service appointees are asterisked.

• Alvey Augustus Adee (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)
• *Arthur Bailly-Blanchard (1855–1925)
  • Envoy Extraordinary and Minister Plenipotentiary, Haiti (1914–1921)
• Thomas Howard Birch (1875–1929)
  • Envoy Extraordinary and Minister Plenipotentiary, Portugal (1913–1922)
• *Maxwell Blake (1877–1959)
  • Chargé d’Affaires ad interim, Morocco (1917)
  • Agent/Consul General, Morocco (1917–1922)
  • Diplomatic Agent/Consul General, Morocco (1925–1940)
• *Robert Woods Bliss (1875–1962)
  • Third Assistant Secretary of State (1921–1923)
  • Envoy Extraordinary and Minister Plenipotentiary, Sweden (1923–1927)
  • Ambassador Extraordinary and Plenipotentiary, Argentina (1927–1933)
• Edward Everett Brodie (1876–1939)
  • Envoy Extraordinary and Minister Plenipotentiary, Thailand (1921–1925)
  • Envoy Extraordinary and Minister Plenipotentiary, Finland (1930–1933)
• John Lawrence Caldwell (1875–1922)
  • Envoy Extraordinary and Minister Plenipotentiary, Iran (1914–1921)
• Richard Washburn Child (1881–1935)
  • Ambassador Extraordinary and Plenipotentiary, Italy (1921–1924)
• Bainbridge Colby (1869–1950)
  • Secretary of State (1920–1921)
• William Miller Collier (1867–1956)
  • Envoy Extraordinary and Minister Plenipotentiary, Spain (1905–1909)
  • Ambassador Extraordinary and Plenipotentiary, Chile (1921–1928)
• Willis Clifford Cook (1874–1942)
  • Envoy Extraordinary and Minister Plenipotentiary, Venezuela (1921–1929)
• Jesse Samuel Cottrell (1878–1944)
  • Envoy Extraordinary and Minister Plenipotentiary, Bolivia (1921–1928)
• Charles Richard Crane (1858–1939)
  • Envoy Extraordinary and Minister Plenipotentiary, China (1909)
  • Envoy Extraordinary and Minister Plenipotentiary, China (1920–1921)
• Richard Crane (1882–1938)
  • Envoy Extraordinary and Minister Plenipotentiary, Czechoslovakia (1919–1921)
• John William Davis (1873–1955)
  • Ambassador Extraordinary and Plenipotentiary, United Kingdom (1918–1921)
• Norman Hezekiah Davis (1878–1944)
  • Under Secretary of State (1920–1921)
• Roy Tasco Davis (1889–1975)
  • Envoy Extraordinary and Minister Plenipotentiary, Guatemala (1921)
  • Envoy Extraordinary and Minister Plenipotentiary, Costa Rica (1922–1930)
  • Envoy Extraordinary and Minister Plenipotentiary, Panama (1929–1933)
  • Ambassador Extraordinary and Plenipotentiary, Haiti (1953–1957)
• *Fred Morris Dearing (1879–1963)
  • Assistant Secretary of State (1921–1922)
  • Envoy Extraordinary and Minister Plenipotentiary, Portugal (1922–1930)
  • Ambassador Extraordinary and Plenipotentiary, Peru (1930–1937)
  • Envoy Extraordinary and Minister Plenipotentiary, Sweden (1937–1938)
• Henry Percival Dodge (1870–1936)
  • Envoy Extraordinary and Minister Plenipotentiary, El Salvador (1907–1909)
  • Envoy Extraordinary and Minister Plenipotentiary, Honduras (1907–1909)
  • Envoy Extraordinary and Minister Plenipotentiary, El Salvador (1908)
  • Envoy Extraordinary and Minister Plenipotentiary, Morocco (1909–1910)
  • Envoy Extraordinary and Minister Plenipotentiary, Panama (1911–1913)
  • Envoy Extraordinary and Minister Plenipotentiary, Yugoslavia (1919–1926)
  • Envoy Extraordinary and Minister Plenipotentiary, Denmark (1926–1930)
• Ellis Loring Dresel (1865–1925)
  • Chargé d’Affaires, Germany (1921–1922)
• Lewis David Einstein (1877–1967)
  • Envoy Extraordinary and Minister Plenipotentiary, Costa Rica (1911)
  • Envoy Extraordinary and Minister Plenipotentiary, Czechoslovakia (1921–1930)
• *Henry Prather Fletcher (1873–1959)
  • Envoy Extraordinary and Minister Plenipotentiary, Chile (1909–1914)
  • Ambassador Extraordinary and Plenipotentiary, Chile (1914–1916)
  • Ambassador Extraordinary and Plenipotentiary, Mexico (1916–1919)
  • Under Secretary of State (1921–1922)
  • Ambassador Extraordinary and Plenipotentiary, Belgium (1922–1924)
  • Envoy Extraordinary and Minister Plenipotentiary, Luxembourg (1923–1924)
  • Ambassador Extraordinary and Plenipotentiary, Italy (1924–1929)
• *Arthur Hugh Frazier (1868–1963)
  • Chargé d’Affaires pro tempore, Austria (1922)
• Hampson Gary (1873–1952)
  • Agent/Consul General, Egypt (1917–1919)
  • Envoy Extraordinary and Minister Plenipotentiary, Switzerland (1920–1921)
• *Hugh Simons Gibson (1883–1954)
  • Envoy Extraordinary and Minister Plenipotentiary, Poland (1919–1924)
  • Envoy Extraordinary and Minister Plenipotentiary, Switzerland (1924–1927)
  • Ambassador Extraordinary and Plenipotentiary, Belgium (1927–1933)
  • Envoy Extraordinary and Minister Plenipotentiary, Luxembourg (1927–1933)
  • Ambassador Extraordinary and Plenipotentiary, Brazil (1933–1936)
  • Ambassador Extraordinary and Plenipotentiary, Belgium (1937–1938)
  • Envoy Extraordinary and Minister Plenipotentiary, Luxembourg (1937–1938)
• William Elliott Gonzales (1866–1937)
  • Envoy Extraordinary and Minister Plenipotentiary, Cuba (1913–1919)
  • Ambassador Extraordinary and Plenipotentiary, Peru (1919–1921)
• *Joseph Clark Grew (1880–1965)
  • Chargé d’Affaires ad interim, Austria (1917)
  • Envoy Extraordinary and Minister Plenipotentiary, Denmark (1920–1921)
  • Envoy Extraordinary and Minister Plenipotentiary, Switzerland (1921–1924)
  • Under Secretary of State (1924–1927)
  • Ambassador Extraordinary and Plenipotentiary, Turkey (1927–1932)
  • Ambassador Extraordinary and Plenipotentiary, Japan (1932–1941)
  • Under Secretary of State (1944–1945)
  • Secretary of State ad interim (1945)
• Charles Sampson Hartman (1861–1929)
  • Envoy Extraordinary and Minister Plenipotentiary, Ecuador (1913–1922)
• George Brinton McClellan Harvey (1864–1928)
  • Ambassador Extraordinary and Plenipotentiary, United Kingdom (1921–1923)
• Myron Timothy Herrick (1854–1929)
  • Ambassador Extraordinary and Plenipotentiary, France (1912–1914)
  • Ambassador Extraordinary and Plenipotentiary, France (1921–1929)
• Solomon Porter Hood (1853–1943)
  • Minister Resident/Consul General, Liberia (1921–1926)
• Joseph Morton Howell (1863–1937)
  • Agent/Consul General, Egypt (1921–1922)
  • Envoy Extraordinary and Minister Plenipotentiary, Egypt (1922–1927)
• Charles Evans Hughes (1862–1948)
  • Secretary of State (1921–1925)
• George Wylie Paul Hunt (1859–1934)
  • Envoy Extraordinary and Minister Plenipotentiary, Thailand (1920–1921)
• Peter Augustus Jay (1877–1933)
  • Agent/Consul General, Egypt (1909–1913)
  • Envoy Extraordinary and Minister Plenipotentiary, El Salvador (1920–1921)
  • Envoy Extraordinary and Minister Plenipotentiary, Romania (1921–1925)
  • Ambassador Extraordinary and Plenipotentiary, Argentina (1925–1926)
• Benjamin Lafayette Jefferson (1871–1950)
  • Envoy Extraordinary and Minister Plenipotentiary, Nicaragua (1913–1921)
• Robert Emmett Jeffery (1875–1935)
  • Envoy Extraordinary and Minister Plenipotentiary, Uruguay (1915–1921)
• Joseph Lowery Johnson (1874–1945)
  • Minister Resident/Consul General, Liberia (1918–1922)
• Robert Underwood Johnson (1853–1937)
  • Ambassador Extraordinary and Plenipotentiary, Italy (1920–1921)
• Charles Lemuel Kagey (1876–1941)
  • Envoy Extraordinary and Minister Plenipotentiary, Finland (1921–1925)
• Joseph Saul Kornfeld (1876–1943)
  • Envoy Extraordinary and Minister Plenipotentiary, Iran (1921–1924)
• Boaz Walton Long (1876–1962)
  • Envoy Extraordinary and Minister Plenipotentiary, El Salvador (1914–1917)
  • Envoy Extraordinary and Minister Plenipotentiary, Cuba (1919–1921)
  • Envoy Extraordinary and Minister Plenipotentiary, Nicaragua (1936–1938)
  • Envoy Extraordinary and Minister Plenipotentiary, Ecuador (1938–1942)
  • Ambassador Extraordinary and Plenipotentiary, Ecuador (1942–1943)
  • Ambassador Extraordinary and Plenipotentiary, Guatemala (1943–1945)
• Samuel Abbot Maginnis (1885–1941)
  • Envoy Extraordinary and Minister Plenipotentiary, Bolivia (1919–1921)
• *Alexander Richardson Magruder (1883–1973)
  • Chargé d’Affaires pro tempore, Finland (1922)
• Preston Buford McGoodwin (1880–1945)
  • Envoy Extraordinary and Minister Plenipotentiary, Venezuela (1913–1921)
• Benton McMillin (1845–1933)
  • Envoy Extraordinary and Minister Plenipotentiary, Peru (1913–1919)
  • Envoy Extraordinary and Minister Plenipotentiary, Guatemala (1919–1921)
• Van Santvoord Merle-Smith (1889–1943)
  • Third Assistant Secretary of State (1920–1921)
• Daniel Francis Mooney (1865–1930)
  • Envoy Extraordinary and Minister Plenipotentiary, Paraguay (1914–1921)
• Franklin E. Morales (1884–1962)
  • Envoy Extraordinary and Minister Plenipotentiary, Honduras (1921–1925)
• Edwin Vernon Morgan (1865–1934)
  • Envoy Extraordinary and Minister Plenipotentiary, Cuba (1905–1910)
  • Envoy Extraordinary and Minister Plenipotentiary, Korea (1905)
  • Envoy Extraordinary and Minister Plenipotentiary, Paraguay (1909–1911)
  • Envoy Extraordinary and Minister Plenipotentiary, Uruguay (1909–1911)
  • Envoy Extraordinary and Minister Plenipotentiary, Portugal (1911–1912)
  • Ambassador Extraordinary and Plenipotentiary, Brazil (1912–1933)
• Ira Nelson Morris (1875–1942)
  • Envoy Extraordinary and Minister Plenipotentiary, Sweden (1914–1923)
• Hoffman Philip (1872–1951)
  • Minister Resident/Consul General, Ethiopia (1908–1910)
  • Envoy Extraordinary and Minister Plenipotentiary, Colombia (1917–1922)
  • Envoy Extraordinary and Minister Plenipotentiary, Uruguay (1922–1925)
  • Envoy Extraordinary and Minister Plenipotentiary, Iran (1925–1928)
  • Envoy Extraordinary and Minister Plenipotentiary, Norway (1930–1935)
  • Ambassador Extraordinary and Plenipotentiary, Chile (1935–1937)
• *William Phillips (1878–1968)
  • Third Assistant Secretary of State (1909)
  • Third Assistant Secretary of State (1914–1917)
  • Assistant Secretary of State (1917–1920)
  • Envoy Extraordinary and Minister Plenipotentiary, Netherlands (1920–1922)
  • Envoy Extraordinary and Minister Plenipotentiary, Luxembourg (1920–1922)
  • Under Secretary of State (1922–1924)
  • Ambassador Extraordinary and Plenipotentiary, Belgium (1924–1927)
  • Envoy Extraordinary and Minister Plenipotentiary, Luxembourg (1924–1927)
  • Envoy Extraordinary and Minister Plenipotentiary, Canada (1927–1929)
  • Under Secretary of State (1933–1936)
  • Ambassador Extraordinary and Plenipotentiary, Italy (1936–1941)
• William Jennings Price (1873–1952)
  • Envoy Extraordinary and Minister Plenipotentiary, Panama (1913–1921)
• John Dyneley Prince (1868–1945)
  • Envoy Extraordinary and Minister Plenipotentiary, Denmark (1921–1926)
  • Envoy Extraordinary and Minister Plenipotentiary, Yugoslavia (1926–1932)
• John Edward Ramer (1870–1926)
  • Envoy Extraordinary and Minister Plenipotentiary, Nicaragua (1921–1925)
• John Wallace Riddle (1864–1941)
  • Agent/Consul General, Egypt (1903–1905)
  • Envoy Extraordinary and Minister Plenipotentiary, Serbia (1905–1907)
  • Envoy Extraordinary and Minister Plenipotentiary, Romania (1905–1907)
  • Ambassador Extraordinary and Plenipotentiary, Russia (1906–1909)
  • Ambassador Extraordinary and Plenipotentiary, Argentina (1921–1925)
• William Worthington Russell (1859–1944)
  • Envoy Extraordinary and Minister Plenipotentiary, Colombia (1904–1905)
  • Envoy Extraordinary and Minister Plenipotentiary, Venezuela (1905–1910)
  • Minister Resident/Consul General, Dominican Republic (1910–1911)
  • 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)
• Albert George Schmedemann (1864–1946)
  • Envoy Extraordinary and Minister Plenipotentiary, Norway (1913–1921)
• Jacob Gould Schurman (1854–1942)
  • Envoy Extraordinary and Minister Plenipotentiary, Greece (1912–1913)
  • Envoy Extraordinary and Minister Plenipotentiary, Montenegro (1912–1913)
  • Envoy Extraordinary and Minister Plenipotentiary, China (1921–1925)
  • Ambassador Extraordinary and Plenipotentiary, Germany (1925–1930)
• Montgomery Schuyler Jr. (1877–1955)
  • Envoy Extraordinary and Minister Plenipotentiary, Ecuador (1913)
  • Envoy Extraordinary and Minister Plenipotentiary, El Salvador (1921–1925)
• Joseph Hooker Shea (1863–1928)
  • Ambassador Extraordinary and Plenipotentiary, Chile (1916–1921)
• John Glover South (1873–1940)
  • Envoy Extraordinary and Minister Plenipotentiary, Panama (1921–1930)
  • Envoy Extraordinary and Minister Plenipotentiary, Portugal (1929–1933)
• Carroll Sprigg (1880–1944)
  • Agent/Consul General, Egypt (1920–1921)
• Frederic Jesup Stimson (1855–1943)
  • Ambassador Extraordinary and Plenipotentiary, Argentina (1914–1921)
• Laurits Selmer Swenson (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)
• Hugh Campbell Wallace (1863–1931)
  • Ambassador Extraordinary and Plenipotentiary, France (1919–1921)
• Charles Beecher Warren (1870–1936)
  • Ambassador Extraordinary and Plenipotentiary, Japan (1921–1922)
  • Ambassador Extraordinary and Plenipotentiary, Mexico (1924)
• Brand Whitlock (1869–1934)
  • Envoy Extraordinary and Minister Plenipotentiary, Belgium (1913–1919)
  • Ambassador Extraordinary and Plenipotentiary, Belgium (1919–1921)
• Joseph Edward Willard (1865–1924)
  • Ambassador Extraordinary and Plenipotentiary, Spain (1913–1921)
  • Envoy Extraordinary and Minister Plenipotentiary, Spain (1913)
• *Charles Stetson Wilson (1873–1947)
  • Chargé d’Affaires ad interim, Bulgaria (1921)
  • Envoy Extraordinary and Minister Plenipotentiary, Bulgaria (1921–1928)
  • Envoy Extraordinary and Minister Plenipotentiary, Romania (1928–1933)
  • Envoy Extraordinary and Minister Plenipotentiary, Yugoslavia (1933–1937)
• Cyrus E. Woods (1861–1938)
  • Envoy Extraordinary and Minister Plenipotentiary, Portugal (1912–1913)
  • Ambassador Extraordinary and Plenipotentiary, Spain (1921–1923)
  • Ambassador Extraordinary and Plenipotentiary, Japan (1923–1924)