#
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Director
|
Date
|
Notes
|
1
|
|
Ira Noel Gabrielson
|
1940–1946
|
First director
|
2
|
|
Albert Merrill Day
|
April 1, 1946 – 1953
|
[1]
|
3
|
|
John L. Farley
|
1953–1957
|
|
4
|
|
Daniel Hugo Janzen
|
1957–1964
|
Father of evolutionary ecologist and conservationist Daniel H. Janzen.
|
5
|
|
John S. Gottschalk
|
1964–1970
|
|
6
|
|
Spencer H. Smith
|
1970–1973
|
|
7
|
|
Lynn Adams Greenwalt
|
1974–1981
|
Nominated July 31, 1974 by President Richard Nixon, confirmed October 1973, retained by President Jimmy Carter[2][3]
|
8
|
|
Robert A. Jantzen
|
1981–1985
|
Nominated October 9, 1981 by President Ronald Reagan;[4] sworn on November 17, 1981[5]
|
9
|
|
Frank Harper Dunkle
|
1986 – March 15, 1989
|
Nominated March 26, 1986.[6] Resigned March 15, 1989[7]
|
10
|
|
John F. Turner
|
1989–1993
|
Nominated June 13, 1989 by President George H. W. Bush[8][9]
|
11
|
|
Mollie Hanna Beattie
|
September 10, 1993 – June 5, 1996
|
Nominated May 18, 1993, by President Bill Clinton; sworn on September 10, 1993[10][11]
|
–
|
|
John G. Rogers Jr. (acting)
|
June 5, 1996 – July 31, 1997
|
|
12
|
|
Jamie Rappaport Clark
|
July 31, 1997 – January 20, 2001
|
Nominated June 23, 1997, by President Clinton[12]
|
–
|
|
Marshall Jones (acting)
|
January 20, 2001 – February 21, 2002
|
|
13
|
|
Steven A. Williams
|
February 21, 2002 – March 16, 2005
|
Confirmed January 30, 2002; sworn on February 21, 2002[13]
|
–
|
|
Matthew J. "Matt" Hogan (acting)
|
March 16, 2005 – October 12, 2005
|
|
14
|
|
H. Dale Hall
|
October 12, 2005 – January 3, 2009
|
Sworn on October 12, 2005[14] Resigned January 3, 2009
|
–
|
|
Rowan W. Gould (first time) (acting)
|
January 3 – September 1, 2009
|
|
15
|
|
Samuel D. "Sam" Hamilton III
|
September 1, 2009 – February 20, 2010
|
Nominated July 6, 2009, confirmed July 31, 2009;[15] died in office, February 20, 2010[16]
|
–
|
|
Rowan W. Gould (second time) (acting)
|
February 21, 2010 – June 30, 2011
|
|
16
|
|
Dan Ashe
|
June 30, 2011 – Jan 19, 2017
|
|
–
|
|
Jim Kurth (acting)
|
Jan 20, 2017 – May 30, 2017
|
|
–
|
|
Greg Sheehan (acting)
|
Jun 1, 2017 – Aug 16, 2018
|
|
–
|
|
Margaret Everson (acting)
|
Oct 23, 2018 – January 6, 2020
|
|
17
|
|
Aurelia Skipwith
|
January 6, 2020 – January 19, 2021
|
Nominated October 22, 2018. Confirmed by Senate December 12, 2019.
|
–
|
|
Martha Williams (acting)
|
January 20, 2021 – March 8, 2022
|
|
18
|
Martha Williams
|
March 8, 2022 – present
|
Nominated October 27, 2021, renominated January 4, 2022. Confirmed by Senate February 17, 2022.
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