Principal Officers and Chiefs of Mission, by Name: n
Note: Career Foreign Service appointees are asterisked.
- *Nagy, Tibor P. (1949-)
- Ambassador Extraordinary and Plenipotentiary, Guinea (1996-1999)
- Ambassador Extraordinary and Plenipotentiary, Ethiopia (1999-2002)
- *Namm, Adam E. (1963-)
- Ambassador Extraordinary and Plenipotentiary, Ecuador (no date on record)
- *Napper, Larry C. (1947-)
- Ambassador Extraordinary and Plenipotentiary, Latvia (1995-1998)
- Ambassador Extraordinary and Plenipotentiary, Kazakhstan (2001)
- Nassif, Thomas Anthony (1941-)
- Ambassador Extraordinary and Plenipotentiary, Morocco (1985-1988)
- Nava, Julian (1927-)
- Ambassador Extraordinary and Plenipotentiary, Mexico (1980-1981)
- *Nay, John R. (1953-)
- Ambassador Extraordinary and Plenipotentiary, Suriname (2009)
- *Negroponte, John Dimitri (1939-)
- Ambassador Extraordinary and Plenipotentiary, Honduras (1981-1985)
- Assistant Secretary of State for Oceans and International Environmental and Scientific Affairs (1985-1987)
- Ambassador Extraordinary and Plenipotentiary, Mexico (1989-1993)
- Ambassador Extraordinary and Plenipotentiary, Philippines (1993-1996)
- Representative of the U.S.A. to the United Nations (2001-2004)
- Ambassador Extraordinary and Plenipotentiary, Iraq (2004-2005)
- Deputy Secretary of State (2007-2009)
- *Neher, Leonardo (1922-)
- Ambassador Extraordinary and Plenipotentiary, Burkina Faso (1984-1987)
- *Neighbor, Hugh M. (1952-)
- Chargé d'Affaires ad interim, Fiji (Also accredited to Nauru, Tonga, and Tuvalu; resident at Suva.)
- *Neill, Wayne E. (1957-)
- Ambassador Extraordinary and Plenipotentiary, Benin (2003-2006)
- Nelson, Charles Joseph (1920-2011)
- Ambassador Extraordinary and Plenipotentiary, Botswana (1971-1974)
- Ambassador Extraordinary and Plenipotentiary, Lesotho (1971-1974)
- Ambassador Extraordinary and Plenipotentiary, Swaziland (1971-1974)
- *Nelson, David Daniel (1956-)
- Ambassador Extraordinary and Plenipotentiary, Uruguay (2009-2011)
- *Nelson, Harvey Frans (1924-)
- Ambassador Extraordinary and Plenipotentiary, Swaziland (1985-1988)
- Nelson, Hugh (1768-1836)
- Minister Plenipotentiary, Spain (1823-1825)
- Nelson, John (1794-1860)
- Chargé d'Affaires, Two Sicilies (1831-1832)
- Secretary of State ad interim (1844)
- Nelson, Thomas Ames Rogers (1812-1873)
- Commissioner, China (1851 [Commissioner, China])
- Nelson, Thomas Henry (1824-1896)
- Envoy Extraordinary and Minister Plenipotentiary, Chile (1861-1866)
- Envoy Extraordinary and Minister Plenipotentiary, Mexico (1869-1873)
- Nemazee, Hassan (1950-)
- Ambassador Extraordinary and Plenipotentiary, Argentina (1999)
- *Nes, David Gulick (1917-2006)
- Chargé d'Affaires ad interim, Egypt (was serving as Chargé d'Affaires ad interim when the break in relations occurred.)
- *Nesbitt, Wanda L. (1956-)
- Ambassador Extraordinary and Plenipotentiary, Madagascar (2001-2004)
- Ambassador Extraordinary and Plenipotentiary, Cote d’Ivoire (2007-2010)
- Ambassador Extraordinary and Plenipotentiary, Namibia (2010)
- Nesen, Robert Dean (1918-2005)
- Ambassador Extraordinary and Plenipotentiary, Australia (1981-1985)
- Ambassador Extraordinary and Plenipotentiary, Nauru (1981-1985)
- Nesmith, James Willis (1820-1885)
- Envoy Extraordinary and Minister Plenipotentiary, Austria (Not commissioned; nomination rejected by the Senate.)
- Netherland, John (1808-1887)
- Minister Resident, Bolivia (1867)
- Neumann, Robert Gerhard (1916-1999)
- Ambassador Extraordinary and Plenipotentiary, Afghanistan (1966-1973)
- Ambassador Extraordinary and Plenipotentiary, Morocco (1973-1976)
- Ambassador Extraordinary and Plenipotentiary, Saudi Arabia (1981)
- *Neumann, Ronald E. (1944-)
- Ambassador Extraordinary and Plenipotentiary, Algeria (1994-1997)
- Ambassador Extraordinary and Plenipotentiary, Bahrain (2001-2004)
- Ambassador Extraordinary and Plenipotentiary, Afghanistan (2005-2007)
- *Neville, Edwin Lowe (1884-1944)
- Envoy Extraordinary and Minister Plenipotentiary, Thailand (1937-1940)
- *Newbegin, Robert (1905-1991)
- Ambassador Extraordinary and Plenipotentiary, Honduras (1958-1960)
- Ambassador Extraordinary and Plenipotentiary, Haiti (1960-1961)
- *Newberry, Daniel Oliver (1922-)
- Chargé d'Affaires ad interim, Bangladesh (served as Chargé d'Affaires ad interim, Oct 1972-Apr 1974.)
- 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)
- Newell, Barbara Warne (1929-)
- U.S. Permanent Representative to the United Nations Educational, Scientific and Cultural Organization (1979-1981)
- Newell, Gregory J. (1949-)
- Assistant Secretary of State for International Organization Affairs (1982-1985)
- Ambassador Extraordinary and Plenipotentiary, Sweden (1985-1989)
- *Newlin, Michael H. (1926-)
- Ambassador Extraordinary and Plenipotentiary, Algeria (1981-1985)
- Representative of the U.S.A. to the Vienna Office of the United Nations (Vienna) (1988-1991)
- Newman, Constance Berry (1935-)
- Assistant Secretary of State for African Affairs (2004-2012)
- Newman, Della M. (1932-)
- Ambassador Extraordinary and Plenipotentiary, New Zealand (1989-1992)
- Ambassador Extraordinary and Plenipotentiary, Samoa (1989-1992)
- Newman, Don M. (1923-)
- Representative of the U.S.A. on the Council of the International Civil Aviation Organization (Montreal) (1990-1994)
- *Newsom, David Dunlap (1918-2008)
- Ambassador Extraordinary and Plenipotentiary, Libya (1965-1969)
- Assistant Secretary of State for African Affairs (1969-1974)
- Ambassador Extraordinary and Plenipotentiary, Indonesia (1973-1977)
- Ambassador Extraordinary and Plenipotentiary, Philippines (1977-1978)
- Under Secretary of State for Political Affairs (1978-1981)
- Secretary of State ad interim (1980)
- Secretary of State ad interim (1980)
- Secretary of State ad interim (1981)
- Newsom, Eric David (1943-)
- Assistant Secretary of State for Politico-Military Affairs (1998-2000)
- *Newton, David George (1935-)
- Ambassador Extraordinary and Plenipotentiary, Iraq (1985-1988)
- Ambassador Extraordinary and Plenipotentiary, Yemen (1994-1997)
- Ney, Edward Noonan (1925-)
- Ambassador Extraordinary and Plenipotentiary, Canada (1989-1992)
- Nicholson, James (Jim) (1938-)
- Ambassador Extraordinary and Plenipotentiary, Holy See (2001-2005)
- Nicholson, Meredith (1866-1947)
- Envoy Extraordinary and Minister Plenipotentiary, Paraguay (1933-1935)
- Envoy Extraordinary and Minister Plenipotentiary, Venezuela (1935-1938)
- Envoy Extraordinary and Minister Plenipotentiary, Nicaragua (1938-1941)
- Envoy Extraordinary and Minister Plenipotentiary, Portugal (Not commissioned; nomination withdrawn before the Senate acted upon it.)
- Nickel, Herman W. (1928-)
- Ambassador Extraordinary and Plenipotentiary, South Africa (1982-1986)
- Nides, Thomas R. (?-)
- Deputy Secretary of State for Management and Resources (2010-2011)
- Niemczyk, Julian Martin (1920-2009)
- Ambassador Extraordinary and Plenipotentiary, Czechoslovakia (1986-1989)
- *Nigro, Louis John (1947-)
- Ambassador Extraordinary and Plenipotentiary, Chad (2007-2010)
- Niles, Nathaniel (1791-1869)
- Chargé d'Affaires, Italy (1848-1850)
- *Niles, Richard Monroe (?-)
- Ambassador Extraordinary and Plenipotentiary, Azerbaijan (1992-1993)
- *Niles, Thomas Michael Tolliver (1939-)
- Ambassador Extraordinary and Plenipotentiary, Canada (1985-1989)
- Representative of the U.S.A. to the European Union, with the rank and status of Ambassador Extraordinary and Plenipotentiary (1989-1991)
- Assistant Secretary of State for European and Eurasian Affairs (1991-1993)
- Ambassador Extraordinary and Plenipotentiary, Greece (1993-1997)
- Nimetz, Matthew (1939-)
- Counselor (1977-1980)
- Under Secretary of State for Arms Control and International Security Affairs (1980)
- Nitze, Paul Henry (1907-2004)
- Director of the Policy Planning (1950-1953)
- Ambassador at Large (1986-1989)
- *Noel, Cleo Allen (1918-1973)
- Ambassador Extraordinary and Plenipotentiary, Sudan (1972-1973)
- Nolan, James Edward (1931-)
- Director of the Office of Foreign Missions (1986-1988)
- *Nolan, Robert B. (1952-)
- Ambassador Extraordinary and Plenipotentiary, Lesotho (2007-2010)
- *Nolan, Stephen James (1953-)
- Ambassador Extraordinary and Plenipotentiary, Botswana (2008-2011)
- Nolte, Richard Henry (1920-2007)
- Ambassador Extraordinary and Plenipotentiary, Egypt (1967)
- *Nolting, Frederick Ernest (1911-1989)
- Ambassador Extraordinary and Plenipotentiary, Vietnam, South (1961-1963)
- Norem, Owen Joseph Christoffer (1902-)
- Envoy Extraordinary and Minister Plenipotentiary, Lithuania (1937-1940)
- Noriega, Roger Francisco (1959-)
- Permanent Representative of the U.S.A. to the Organization of American States (Washington) (2001-2003)
- Assistant Secretary of State for Western Hemisphere Affairs (2003-2005)
- *Norland, Donald Richard (1924-2007)
- Chargé d'Affaires ad interim, Niger (1960)
- Ambassador Extraordinary and Plenipotentiary, Botswana (1976-1979)
- Ambassador Extraordinary and Plenipotentiary, Lesotho (1976-1979)
- Ambassador Extraordinary and Plenipotentiary, Swaziland (1976-1979)
- Ambassador Extraordinary and Plenipotentiary, Chad (1979-1980)
- *Norland, Richard B. (1955-)
- Ambassador Extraordinary and Plenipotentiary, Uzbekistan (2007-2010)
- Ambassador Extraordinary and Plenipotentiary, Georgia (2012)
- *Norris, Chester E. (1927-)
- Ambassador Extraordinary and Plenipotentiary, Equatorial Guinea (1988-1991)
- *North, Jerrold Martin (1931-)
- Ambassador Extraordinary and Plenipotentiary, Djibouti (1980-1982)
- Northcott, Elliott (1869-1946)
- Envoy Extraordinary and Minister Plenipotentiary, Colombia (1909-1910)
- Envoy Extraordinary and Minister Plenipotentiary, Nicaragua (1911)
- Envoy Extraordinary and Minister Plenipotentiary, Venezuela (1911-1913)
- Norton, Garrison (1900-1995)
- Assistant Secretary of State for Transportation and Communication (1947-1949)
- *Norweb, Raymond Henry (1894-1983)
- Envoy Extraordinary and Minister Plenipotentiary, Bolivia (1936-1937)
- Envoy Extraordinary and Minister Plenipotentiary, Dominican Republic (1937)
- Ambassador Extraordinary and Plenipotentiary, Peru (1940-1943)
- Envoy Extraordinary and Minister Plenipotentiary, Portugal (1943)
- Ambassador Extraordinary and Plenipotentiary, Portugal (1944-1945)
- Ambassador Extraordinary and Plenipotentiary, Panama (1945)
- Ambassador Extraordinary and Plenipotentiary, Cuba (1945-1948)
- Novetzke, Sally Johnson (1932-)
- Ambassador Extraordinary and Plenipotentiary, Malta (1989-1993)
- Noyes, Edward Follansbee (1832-1890)
- Envoy Extraordinary and Minister Plenipotentiary, France (1877-1881)
- *Nufer, Albert Frank (1894-1956)
- Ambassador Extraordinary and Plenipotentiary, El Salvador (1947-1949)
- Ambassador Extraordinary and Plenipotentiary, Argentina (1952-1956)
- Ambassador Extraordinary and Plenipotentiary, Philippines (1956)
- Nuland, Victoria (1961-)
- U.S. Permanent Representative on the Council of the North Atlantic Treaty Organization (2005-2008)
- Nunn, David Alexander (1833-1918)
- Minister Resident, Ecuador (1869)
- Nyborg, Keith Foote (1930-)
- Ambassador Extraordinary and Plenipotentiary, Finland (1981-1986)