| # |
Picture |
Name |
State of Residence |
Term of Office |
President(s) served under |
|---|
| 1 | | Thomas Ewing | Ohio | March 8, 1849–July 22, 1850 | Zachary Taylor, Millard Fillmore |
| 2 | | Thomas McKean Thompson McKennan | Pennsylvania | August 15, 1850–August 26, 1850 | Millard Fillmore |
| 3 | | Alexander Hugh Holmes Stuart | Virginia | September 14, 1850–March 7, 1853 | Millard Fillmore |
| 4 | | Robert McClelland | Michigan | March 8, 1853–March 9, 1857 | Franklin Pierce |
| 5 | | Jacob Thompson | Mississippi | March 10, 1857–January 8, 1861 | James Buchanan |
| 6 | | Caleb Blood Smith | Indiana | March 5, 1861–December 31, 1862 | Abraham Lincoln |
| 7 | | John Palmer Usher | Indiana | January 1, 1863–May 15, 1865 | Abraham Lincoln |
| 8 | | James Harlan | Iowa | May 16, 1865–August 31, 1866 | Andrew Johnson |
| 9 | | Orville Hickman Browning | Illinois | September 1, 1866–March 4, 1869 | Andrew Johnson |
| 10 | | Jacob Dolson Cox | Ohio | March 5, 1869–October 31, 1870 | Ulysses S. Grant |
| 11 | | Columbus Delano | Ohio | November 1, 1870–September 30, 1875 | Ulysses S. Grant |
| 12 | | Zachariah Chandler | Michigan | October 19, 1875–March 11, 1877 | Ulysses S. Grant |
| 13 | | Carl Schurz | Missouri | March 12, 1877–March 7, 1881 | Rutherford B. Hayes |
| 14 | | Samuel J. Kirkwood | Iowa | March 8, 1881–April 17, 1882 | James A. Garfield, Chester A. Arthur |
| 15 | | Henry Moore Teller | Colorado | April 18, 1882–March 3, 1885 | Chester A. Arthur |
| 16 | | Lucius Q.C. Lamar | Mississippi | March 6, 1885–January 10, 1888 | Grover Cleveland |
| 17 | | William Freeman Vilas | Wisconsin | January 16, 1888–March 6, 1889 | Grover Cleveland |
| 18 | | John Willock Noble | Missouri | March 7, 1889–March 6, 1893 | Benjamin Harrison |
| 19 | | M. Hoke Smith | Georgia | March 6, 1893–September 1, 1896 | Grover Cleveland |
| 20 | | David Rowland Francis | Missouri | September 3, 1896–March 5, 1897 | Grover Cleveland |
| 21 | | Cornelius Newton Bliss | New York | March 6, 1897–February 19, 1899 | William McKinley |
| 22 | | Ethan Allen Hitchcock | Missouri | February 20, 1899–March 4, 1907 | William McKinley, Theodore Roosevelt |
| 23 | | James Rudolph Garfield | Ohio | March 5, 1907–March 5, 1909 | Theodore Roosevelt, William Howard Taft |
| 24 | | Richard Achilles Ballinger | Washington | March 6, 1909–March 12, 1911 | William Howard Taft |
| 25 | | Walter Lowrie Fisher | Illinois | March 13, 1911–March 5, 1913 | William Howard Taft |
| 26 | | Franklin Knight Lane | California | March 6, 1913–February 29, 1920 | Woodrow Wilson |
| 27 | | John Barton Payne | Illinois | March 15, 1920–March 4, 1921 | Woodrow Wilson |
| 28 | | Albert Bacon Fall | New Mexico | March 5, 1921–March 4, 1923 | Warren G. Harding |
| 29 | | Hubert Work | Colorado | March 5, 1923–July 24, 1928 | Warren G. Harding, Calvin Coolidge |
| 30 | | Roy Owen West | Illinois | July 25, 1928–March 4, 1929 | Calvin Coolidge |
| 31 | | Ray Lyman Wilbur | California | March 5, 1929–March 4, 1933 | Herbert Hoover |
| 32 | | Harold LeClair Ickes | Illinois | March 4, 1933–February 15, 1946 | Franklin D. Roosevelt, Harry S. Truman |
| 33 | | Julius Albert Krug | Wisconsin | March 18, 1946–December 1, 1949 | Harry S. Truman |
| 34 | | Oscar Littleton Chapman | Colorado | December 1, 1949–January 20, 1953 | Harry S. Truman |
| 35 | | Douglas McKay | Oregon | January 21, 1953–April 15, 1956 | Dwight D. Eisenhower |
| 36 | | Fred Andrew Seaton | Nebraska | June 8, 1956–January 20, 1961 | Dwight D. Eisenhower |
| 37 | | Stewart Lee Udall | Arizona | January 21, 1961–January 20, 1969 | John F. Kennedy, Lyndon Johnson |
| 38 | | Walter J. Hickel | Alaska | January 24, 1969–November 25, 1970 | Richard Nixon |
| 39 | | Rogers Clark Ballard Morton | Maryland | January 29, 1971–April 30, 1975 | Richard Nixon, Gerald Ford |
| 40 | | Stanley K. Hathaway | Wyoming | June 12, 1975–October 9, 1975 | Gerald Ford |
| 41 | | Thomas S. Kleppe | North Dakota | October 17, 1975–January 20, 1977 | Gerald Ford |
| 42 | | Cecil D. Andrus | Idaho | January 23, 1977–January 20, 1981 | Jimmy Carter |
| 43 | | James G. Watt | Colorado | January 23, 1981–November 8, 1983 | Ronald Reagan |
| 44 | | William Patrick Clark | California | November 18, 1983–February 7, 1985 | Ronald Reagan |
| 45 | | Donald Paul Hodel | Oregon | February 8, 1985–January 20, 1989 | Ronald Reagan |
| 46 | | Manuel Lujan, Jr. | New Mexico | February 3, 1989–January 20, 1993 | George H. W. Bush |
| 47 | | Bruce Babbitt | Arizona | January 22, 1993–January 2, 2001 | Bill Clinton |
| 48 | | Gale Ann Norton | Colorado | January 31, 2001–March 31, 2006 | George W. Bush |
| 49 | | Dirk Kempthorne | Idaho | May 26, 2006- | George W. Bush |