| Name (acting)
|
Years served
|
Secretary-General of the United Nations
|
President of the United States of America
|
| Edward R. Stettinius, Jr.
|
1945–1946
|
Trygve Lie
|
Harry S. Truman
|
| Herschel V. Johnson
|
1946–1947
|
Trygve Lie
|
| Warren R. Austin
|
1947–1953
|
Trygve Lie, Dag Hammarskjold
|
| Henry Cabot Lodge, Jr.
|
1953–1960
|
Dag Hammarskjold
|
Dwight D. Eisenhower
|
| James J. Wadsworth
|
1960–1961
|
| Adlai Stevenson
|
1961–1965
|
Dag Hammarskjold, U Thant
|
John F. Kennedy, Lyndon B. Johnson
|
| Arthur Goldberg
|
1965–1968
|
U Thant
|
Lyndon B. Johnson
|
| George Ball
|
1968
|
| James Russell Wiggins
|
1968–1969
|
| Charles Yost
|
1969–1971
|
Richard Nixon
|
| George H. W. Bush
|
1971–1973
|
U Thant, Kurt Waldheim
|
| John Scali
|
1973–1975
|
Kurt Waldheim
|
Richard Nixon, Gerald Ford
|
| Daniel Patrick Moynihan
|
1975–1976
|
Gerald Ford
|
| William Scranton
|
1976–1977
|
| Andrew Young
|
1977–1979
|
Jimmy Carter
|
| Donald McHenry
|
1979–1981
|
| Jeane Kirkpatrick
|
1981–1985
|
Kurt Waldheim, Javier Perez de Cuellar
|
Ronald Reagan
|
| Vernon Walters
|
1985–1989
|
Javier Perez de Cuellar
|
| Thomas Pickering
|
1989–1992
|
Javier Perez de Cuellar, Boutros Boutros-Ghali
|
George H. W. Bush
|
| Edward Perkins
|
1992–1993
|
Boutros Boutros-Ghali
|
| Madeleine Albright
|
1993–1997
|
Boutros Boutros-Ghali, Kofi Annan
|
Bill Clinton
|
| Bill Richardson
|
1997–1998
|
Kofi Annan
|
| Peter Burleigh
|
1998–1999
|
| Richard Holbrooke
|
1999–2001
|
| James B. Cunningham
|
2001
|
George W. Bush
|
| John Negroponte
|
2001–2004
|
| John Danforth
|
2004–2005
|
| Anne W. Patterson
|
2005
|
| John Bolton
|
2005–2006
|
| Alejandro Daniel Wolff
|
2006–2007
|
Kofi Annan, Ban Ki-moon
|
| Zalmay Khalizad
|
2007–2009
|
Ban Ki-moon
|
| Susan Rice
|
2009–present
|
Barack Obama
|
