Assistant Secretary of State for International Organization Affairs

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United States
Assistant Secretary of State
for International Organization Affairs
U.S. Department of State official seal.svg
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IAEA meeting with McCoy Pitt, Vienna, June 2025 17.jpg
Incumbent
McCoy Pitt [1] (acting)
since January 20, 2025
Reports to Under Secretary of State for Political Affairs
Nominator President of the United States
Inaugural holder Dean Acheson
Formation1944
Website Official Website

The assistant secretary of state for international organization affairs is the head of the Bureau of International Organization Affairs within the United States Department of State that creates and executes policy in international organizations such as the United Nations. [2] The U.S. Department of State created the position of Assistant Secretary of State for United Nations Affairs in February 1949, using one of the six assistant secretary positions originally authorized by Congress in 1944. On August 25, 1954, a Department administrative action changed the incumbent's designation to Assistant Secretary of State for International Organization Affairs.

List of assistant secretaries of state for international organization affairs

#OfficeholderTerm startedTerm ended
1 Dean Rusk Feb 9, 1949May 26, 1949
2 John D. Hickerson Aug 8, 1949Jul 27, 1953
3 Robert D. Murphy Jul 28, 1953Nov 30, 1953
4 David McK. Key Dec 18, 1953Jul 31, 1955
5 Francis O. Wilcox Sep 6, 1955Jan 20, 1961
6 Harlan Cleveland Feb 23, 1961Sep 8, 1965
7 Joseph John Sisco Sep 10, 1965Feb 9, 1969
8 Samuel De Palma Feb 11, 1969Jun 20, 1973
9 David H. Popper Jun 25, 1973Jan 2, 1974
10 William B. Buffum Feb 4, 1974Dec 18, 1975
11 Samuel W. Lewis Dec 24, 1975Apr 13, 1977
12 Charles W. Maynes Apr 14, 1977Apr 9, 1980
13 Richard Lee McCall, Jr. Jun 10, 1980Jan 21, 1981
14 Elliott Abrams May 13, 1981Dec 1, 1981
15 Gregory J. Newell Jun 4, 1982Nov 12, 1985
16 Alan L. Keyes Nov 13, 1985Nov 17, 1987
17 Richard S. Williamson Feb 18, 1988Mar 19, 1989
18 John R. Bolton May 22, 1989Jan 19, 1993
19 Douglas J. Bennet, Jr. May 26, 1993May 31, 1995
20 Princeton N. Lyman Mar 19, 1997Oct 22, 1998
21 C. David Welch Oct 23, 1998Nov 19, 2002
22 Kim Holmes November 21, 2002May 1, 2005
23 Kristen Silverberg August 16, 2005June 27, 2008
24 Brian H. Hook October 3, 2008January 20, 2009
25 Esther Brimmer April 6, 2009September 5, 2013
26 Bathsheba N. Crocker September 19, 2014January 20, 2017
- Tracey Ann Jacobson (acting)January 20, 2017October 2017
- Mary Catherine Phee (acting)December 12, 2017March 28, 2018
27 Kevin Moley March 28, 2018November 29, 2019
- Jonathan M. Moore (acting)November 29, 2019March 1, 2020
-Pamela D. Pryor (initially acting, later as Senior Bureau Official) [3] [4] March 2, 2020January 20, 2021
- Erica J. Barks-Ruggles (Senior Bureau Official) [5] January 20, 2021December 21, 2021
28 Michele J. Sison December 21, 2021January 20, 2025
-McCoy Pitt (Senior Bureau Official)January 20, 2025Incumbent

References

  1. https://www.state.gov/biographies/mccoy-pitt/
  2. "Assistant Secretaries of State for International Organization Affairs" . Retrieved September 21, 2007.
  3. "Pamela D. Pryor". U.S. Department of State. Archived from the original on October 16, 2020. Retrieved December 5, 2020.
  4. "Pamela D. Pryor". U.S. Department of State. Retrieved December 5, 2020.
  5. "Erica Barks-Ruggles". United States Department of State. Retrieved June 18, 2021.