Principal Officers

Secretaries of State
Secretaries of State, 1789-2005
Secretaries of State ad interim, 1798-1997
Secretaries of Foreign Affairs Under the Continental Congress, 1781-1789

Deputy Secretaries of State
Deputy Secretaries of State, 1972-2005
Under Secretaries of State, 1919-1972

Under Secretaries of State with Functional Titles
Under Secretaries of State for Economic, Business, and Agricultural Affairs, 1946-2005
Under Secretaries of State for Management, 1978-2005
Under Secretaries of State for Political Affairs, 1953-2005
Assistant Secretary of State for Political Affairs, 1947-1948
Under Secretaries of State for Arms Control and International Security Affairs, 1972-2005
Under Secretaries of State for Global Affairs, 1994-2002
Under Secretaries of State for Public Diplomacy, 1999-2005 
Counselors, 1912-2005

Ambassadors at Large, 1949-2005

Assistant Secretaries of State for Geographic Areas
Assistant Secretaries of State for Western Hemisphere Affairs, 1944-2005
Assistant Secretaries of State for European Affairs, 1949-2005
Assistant Secretaries of State for East Asian and Pacific Affairs, 1949-2005
Assistant Secretaries of State for Near Eastern Affairs, 1949-2005
Assistant Secretaries of State for African Affairs, 1958-2005
Assistant Secretaries of State for South Asian Affairs, 1992-2002

Assistant Secretaries of State or Equivalents with Functional Designations
Legal Advisers, 1931-2005
Assistant Secretaries of State for Economic and Business Affairs, 1944-2002
Assistant Secretaries of State for Administration, 1944-2002
Assistant Secretaries of State for Public Affairs, 1945-2005
Chiefs of Protocol, 1928-2002
Directors General of the Foreign Service, 1946-2005
Directors of the Policy Planning Staff, 1947-2005
Directors of the Foreign Service Institute, 1947-2005
Assistant Secretaries of State for International Organization Affairs, 1949-2005
Assistant Secretaries of State for Legislative Affairs, 1949-2005
Assistant Secretaries of State for Consular Affairs, 1977-2002
Assistant Secretaries of State for Intelligence and Research, 1957-2005
Inspectors General of the Department of State and the Foreign Service, 1957-2002
Executive Secretaries, 1961-2005
Assistant Secretaries of State for Politico-Military Affairs, 1969-2005
Assistant Secretaries of State for Oceans and International Environmental and Scientific Affairs, 1975-2005
Coordinators for Combatting Terrorism, 1976-2005
Assistant Secretaries of State for Democracy, Human Rights, and Labor Affairs, 1977-2005
Assistant Secretaries of State for International Narcotics and Law Enforcement Affairs, 1979-2005
Assistant Secretaries of State for Population, Refugees, and Migration, 1979-2006
Assistant Secretaries of State for Educational and Cultural Affairs, 1961-1978; 1999-2005
Directors of the Bureau of Financial Management and Policy, 1979-2005
Directors of the Office of Medical Services, 1980-2005
Assistant Secretaries of State for Diplomatic Security, 1985-2005
Directors of the Office of Foreign Missions, 1986-2005

Career Ambassadors, 1956-2005

Discontinued Positions
Chief Clerks, 1789-1853
Assistant Secretaries of State, 1853-1924
Second Assistant Secretaries of State, 1866-1924
Third Assistant Secretaries of State, 1875-1923
Assistant Secretaries of State, 1924-1944
Assistant Secretaries of State for Occupied Areas, 1946-1949
Assistant Secretary of State for Transportation and Communication, 1947-1949
Assistant Secretaries of State for European, Far Eastern, Near Eastern, and African Affairs, 1944-46
Directors of the Bureau of German Affairs, 1950-1952
Inspectors General of Foreign Assistance, 1962-1977
Deputy Inspectors General of Foreign Assistance, 1961-1977
Directors of the Office of Management Policy, 1975-1989
Coordinators for International Communications and Information Policy, 1984-1993
Deputy Under Secretaries of State for Economic Affairs, 1955-1972
Deputy Under Secretaries of State for Management, 1949-1978
Deputy Under Secretaries of State, 1949-1953
Deputy Under Secretaries of State for Political Affairs, 1953-1969

Heads of Other Foreign Assistance Agencies, 1948-1997
Administrators of the Economic Cooperation Administration, 1948-1961
Administrators of the Technical Cooperation Administration, 1950-1953
Directors of the Mutual Security Agency, 1951-1953
Directors of the Foreign Operations Administration, 1953-1955
Directors of the International Cooperation Administration, 1955-1961
Administrators of the Agency for International Development, 1961-1997
Directors of the U.S. Arms Control and Disarmament Agency, 1961-1997
Directors of the U.S. Information Agency, 1953-1997
U.S. Trade Representatives, 1962-1997

Chiefs of Mission to International Organizations
European Union (Brussels)
International Atomic Energy Agency (Vienna)
International Civil Aviation Organization (Montreal)
North Atlantic Treaty Organization (Brussels)
Organization for Economic Cooperation and Development (Paris)
Organization of American States (Washington)
United Nations (New York)
United Nations Educational, Scientific and Cultural Organization
United Nations European Office (Geneva)
United Nations Industrial Development Organization (Vienna)
United Nations Agencies for Food and Agriculture
United Nations Office (Vienna)
U.S. Office for Arms Reduction Negotiations (Geneva)

[End.]