| Name |
Term of Office |
President(s) served under |
| Kenneth Claiborne Royall |
September 18, 1947 – April 27, 1949 |
Harry S. Truman |
| Gordon Gray |
June 20, 1949 – April 12, 1950 |
Harry S. Truman |
| Frank Pace |
April 12, 1950 – January 20, 1953 |
Harry S. Truman |
| Robert Ten Broeck Stevens |
February 4, 1953 – July 21, 1955 |
Dwight D. Eisenhower |
| Wilber Marion Brucker |
July 21, 1955 – January 19, 1961 |
Dwight D. Eisenhower |
| Elvis Jacob Stahr, Jr. |
January 24, 1961 – June 30, 1962 |
John F. Kennedy |
| Cyrus Vance |
July 5, 1962 – January 21, 1964 |
John F. Kennedy, Lyndon B. Johnson |
| Stephen Ailes |
January 28, 1964 – July 1, 1965 |
Lyndon B. Johnson |
| Stanley R. Resor |
July 2, 1965 – June 30, 1971 |
Lyndon B. Johnson, Richard Nixon |
| Robert F. Froehlke |
July 1, 1971 – May 14, 1973 |
Richard Nixon |
| Howard H. Callaway |
May 15, 1973 – July 3, 1975 |
Richard Nixon, Gerald Ford |
| Martin R. Hoffmann |
August 5, 1975 – January 20, 1977 |
Gerald Ford |
| Clifford L. Alexander, Jr. |
February 14, 1977 – January 20, 1981 |
Jimmy Carter |
| John O. Marsh, Jr. |
January 21, 1981 – August 13, 1989 |
Ronald Reagan, George H.W. Bush |
| Michael P.W. Stone |
August 14, 1989 – January 20, 1993 |
George H. W. Bush |
| Togo D. West, Jr. |
November 22, 1993 – December 2, 1997 |
Bill Clinton |
| Robert M. Walker |
December 2, 1997 – July 2, 1998 |
Bill Clinton |
| Louis Caldera |
July 2, 1998 – January 20, 2001 |
Bill Clinton |
| Gregory R. Dahlberg |
January 20, 2001 – March 5, 2001 |
George W. Bush |
| Joseph W. Westphal |
March 5, 2001 – May 31, 2001 |
George W. Bush |
| Thomas E. White |
May 31, 2001 – May 9, 2003 |
George W. Bush |
| Les Brownlee |
May 10, 2003 – November 18, 2004 |
George W. Bush |
| Francis J. Harvey |
November 19, 2004 – March 9, 2007 |
George W. Bush |
| Pete Geren |
March 9, 2007 – September 16, 2009 |
George W. Bush, Barack Obama |
| John McHugh |
September 21, 2009 – November 1, 2015 |
Barack Obama |
| Eric Fanning |
November 3, 2015 – January 11, 2016 |
Barack Obama |
| Patrick Murphy |
January 11, 2016 – January 20, 2017 |
Barack Obama |
| Robert M. Speer |
January 20, 2017 – August 2, 2017 |
Donald Trump |
| Ryan McCarthy (acting) |
August 2, 2017 – November 15, 2017 |
Donald Trump |
| Mark Esper |
November 20, 2017 – July 23, 2019 |
Donald Trump |
| Ryan McCarthy |
July 23, 2019 – January 20, 2021 |
Donald Trump |
| John E. Whitley (acting) |
January 20, 2021 – May 27, 2021 |
Joe Biden |
| Christine Wormuth |
May 27, 2021 – January 20, 2025 |
Joe Biden |
| Mark Averill (acting) |
January 20, 2025 – February 25, 2025 |
Donald Trump |
| Daniel P. Driscoll |
February 25, 2025 – present |
Donald Trump |