<P> This is a list of United States Secretaries of State by time in office . This is based on the difference between dates; if counted by number of calendar days all the figures would be one greater . </P> <P> Cordell Hull is the only person to have served as Secretary of State for more than eight years . Daniel Webster and James G. Blaine are the only Secretaries of State to have ever served non-consecutive terms . Elihu B. Washburne served as Secretary of State for less than two weeks before becoming Ambassador to France . </P> <Table> <Tr> <Th> #in office </Th> <Th> Secretary </Th> <Th> Length of service (days) </Th> <Th> Rank </Th> </Tr> <Tr> <Td> 47 </Td> <Td> Hull, Cordell Cordell Hull </Td> <Td> 4289 </Td> <Td> </Td> </Tr> <Tr> <Td> 54 </Td> <Td> Rusk, Dean Dean Rusk </Td> <Td> 2921 </Td> <Td> </Td> </Tr> <Tr> <Td> 24 </Td> <Td> Seward, William H. William H. Seward </Td> <Td> 2921 </Td> </Tr> <Tr> <Td> 8 </Td> <Td> Adams, John Quincy John Quincy Adams </Td> <Td> 2920 </Td> <Td> </Td> </Tr> <Tr> <Td> 26 </Td> <Td> Fish, Hamilton Hamilton Fish </Td> <Td> 2917 </Td> <Td> 5 </Td> </Tr> <Tr> <Td> 5 </Td> <Td> Madison, James James Madison </Td> <Td> 2862 </Td> <Td> 6 </Td> </Tr> <Tr> <Td> 37 </Td> <Td> Hay, John John Hay </Td> <Td> 2465 </Td> <Td> 7 </Td> </Tr> <Tr> <Td> 13 </Td> <Td> Forsyth, John John Forsyth </Td> <Td> 2437 </Td> <Td> 8 </Td> </Tr> <Tr> <Td> 60 </Td> <Td> Shultz, George P. George P. Shultz </Td> <Td> 2380 </Td> <Td> 9 </Td> </Tr> <Tr> <Td> 52 </Td> <Td> Dulles, John Foster John Foster Dulles </Td> <Td> 2282 </Td> <Td> 10 </Td> </Tr> <Tr> <Td> 7 </Td> <Td> Monroe, James James Monroe </Td> <Td> 2011 </Td> <Td> 11 </Td> </Tr> <Tr> <Td> 42 </Td> <Td> Lansing, Robert Robert Lansing </Td> <Td> 1695 </Td> <Td> 12 </Td> </Tr> <Tr> <Td> 55 </Td> <Td> Rogers, William P. William P. Rogers </Td> <Td> 1685 </Td> <Td> 13 </Td> </Tr> <Tr> <Td> 14 / 19 </Td> <Td> Webster, Daniel Daniel Webster </Td> <Td> 1617 </Td> <Td> 14 </Td> </Tr> <Tr> <Td> </Td> <Td> Pickering, Timothy Timothy Pickering </Td> <Td> 1614 </Td> <Td> 15 </Td> </Tr> <Tr> <Td> 45 </Td> <Td> Kellogg, Frank B. Frank B. Kellogg </Td> <Td> 1484 </Td> <Td> 16 </Td> </Tr> <Tr> <Td> 28 / 31 </Td> <Td> Blaine, James G. James G. Blaine </Td> <Td> 1472 </Td> <Td> 17 </Td> </Tr> <Tr> <Td> 67 </Td> <Td> Clinton, Hillary Hillary Clinton </Td> <Td> 1472 </Td> </Tr> <Tr> <Td> 65 </Td> <Td> Powell, Colin Colin Powell </Td> <Td> 1467 </Td> <Td> 19 </Td> </Tr> <Tr> <Td> 51 </Td> <Td> Acheson, Dean Dean Acheson </Td> <Td> 1460 </Td> <Td> 20 </Td> </Tr> <Tr> <Td> 21 </Td> <Td> Marcy, William L. William L. Marcy </Td> <Td> 1460 </Td> </Tr> <Tr> <Td> 30 </Td> <Td> Bayard Sr., Thomas F. Thomas F. Bayard Sr . </Td> <Td> 1460 </Td> </Tr> <Tr> <Td> 40 </Td> <Td> Knox, Philander C. Philander C. Knox </Td> <Td> 1460 </Td> </Tr> <Tr> <Td> 44 </Td> <Td> Hughes, Charles Evans Charles Evans Hughes </Td> <Td> 1460 </Td> </Tr> <Tr> <Td> 63 </Td> <Td> Christopher, Warren Warren Christopher </Td> <Td> 1458 </Td> <Td> 25 </Td> </Tr> <Tr> <Td> 64 </Td> <Td> Albright, Madeleine Madeleine Albright </Td> <Td> 1458 </Td> </Tr> <Tr> <Td> 17 </Td> <Td> Buchanan, James James Buchanan </Td> <Td> 1458 </Td> </Tr> <Tr> <Td> 9 </Td> <Td> Clay, Henry Henry Clay </Td> <Td> 1457 </Td> <Td> 28 </Td> </Tr> <Tr> <Td> 27 </Td> <Td> Evarts, William M. William M. Evarts </Td> <Td> 1456 </Td> <Td> 29 </Td> </Tr> <Tr> <Td> 66 </Td> <Td> Rice, Condoleezza Condoleezza Rice </Td> <Td> 1455 </Td> <Td> 30 </Td> </Tr> <Tr> <Td> 68 </Td> <Td> Kerry, John John Kerry </Td> <Td> 1449 </Td> <Td> 31 </Td> </Tr> <Tr> <Td> 46 </Td> <Td> Stimson, Henry L. Henry L. Stimson </Td> <Td> 1437 </Td> <Td> 32 </Td> </Tr> <Tr> <Td> </Td> <Td> Jefferson, Thomas Thomas Jefferson </Td> <Td> 1380 </Td> <Td> 33 </Td> </Tr> <Tr> <Td> 22 </Td> <Td> Cass, Lewis Lewis Cass </Td> <Td> 1379 </Td> <Td> 34 </Td> </Tr> <Tr> <Td> 61 </Td> <Td> Baker, James James Baker </Td> <Td> 1306 </Td> <Td> 35 </Td> </Tr> <Tr> <Td> 38 </Td> <Td> Root, Elihu Elihu Root </Td> <Td> 1288 </Td> <Td> 36 </Td> </Tr> <Tr> <Td> 56 </Td> <Td> Kissinger, Henry Henry Kissinger </Td> <Td> 1216 </Td> <Td> 37 </Td> </Tr> <Tr> <Td> 57 </Td> <Td> Vance, Cyrus Cyrus Vance </Td> <Td> 1191 </Td> <Td> 38 </Td> </Tr> <Tr> <Td> 29 </Td> <Td> Frelinghuysen, Frederick T. Frederick T. Frelinghuysen </Td> <Td> 1173 </Td> <Td> 39 </Td> </Tr> <Tr> <Td> 41 </Td> <Td> Bryan, William Jennings William Jennings Bryan </Td> <Td> 826 </Td> <Td> 40 </Td> </Tr> <Tr> <Td> 33 </Td> <Td> Gresham, Walter Q. Walter Q. Gresham </Td> <Td> 812 </Td> <Td> 41 </Td> </Tr> <Tr> <Td> 10 </Td> <Td> Van Buren, Martin Martin Van Buren </Td> <Td> 786 </Td> <Td> 42 </Td> </Tr> <Tr> <Td> 6 </Td> <Td> Smith, Robert Robert Smith </Td> <Td> 756 </Td> <Td> 43 </Td> </Tr> <Tr> <Td> 11 </Td> <Td> Livingston, Edward Edward Livingston </Td> <Td> 736 </Td> <Td> 44 </Td> </Tr> <Tr> <Td> 50 </Td> <Td> Marshall, George George Marshall </Td> <Td> 730 </Td> <Td> 45 </Td> </Tr> <Tr> <Td> 53 </Td> <Td> Herter, Christian Christian Herter </Td> <Td> 639 </Td> <Td> 46 </Td> </Tr> <Tr> <Td> 34 </Td> <Td> Olney, Richard Richard Olney </Td> <Td> 634 </Td> <Td> 47 </Td> </Tr> <Tr> <Td> </Td> <Td> Randolph, Edmund Edmund Randolph </Td> <Td> 595 </Td> <Td> 48 </Td> </Tr> <Tr> <Td> 49 </Td> <Td> Byrnes, James F. James F. Byrnes </Td> <Td> 567 </Td> <Td> 49 </Td> </Tr> <Tr> <Td> 59 </Td> <Td> Haig, Alexander Alexander Haig </Td> <Td> 529 </Td> <Td> 50 </Td> </Tr> <Tr> <Td> 18 </Td> <Td> Clayton, John M. John M. Clayton </Td> <Td> 501 </Td> <Td> 51 </Td> </Tr> <Tr> <Td> 69 </Td> <Td> Tillerson, Rex Rex Tillerson </Td> <Td> 423 </Td> <Td> 52 </Td> </Tr> <Tr> <Td> 35 </Td> <Td> Sherman, John John Sherman </Td> <Td> 417 </Td> <Td> 53 </Td> </Tr> <Tr> <Td> 12 </Td> <Td> Maclane, Louis Louis McLane </Td> <Td> 397 </Td> <Td> 54 </Td> </Tr> <Tr> <Td> 43 </Td> <Td> Colby, Bainbridge Bainbridge Colby </Td> <Td> 346 </Td> <Td> 55 </Td> </Tr> <Tr> <Td> 16 </Td> <Td> Calhoun, John C. John C. Calhoun </Td> <Td> 343 </Td> <Td> 56 </Td> </Tr> <Tr> <Td> </Td> <Td> Marshall, John John Marshall </Td> <Td> 264 </Td> <Td> 57 </Td> </Tr> <Tr> <Td> 58 </Td> <Td> Muskie, Edmund Edmund Muskie </Td> <Td> 257 </Td> <Td> 58 </Td> </Tr> <Tr> <Td> 32 </Td> <Td> Foster, John W. John W. Foster </Td> <Td> 239 </Td> <Td> 59 </Td> </Tr> <Tr> <Td> 15 </Td> <Td> Upshur, Abel P. Abel P. Upshur </Td> <Td> 219 </Td> <Td> 60 </Td> </Tr> <Tr> <Td> 48 </Td> <Td> Stettinius Jr., Edward Edward Stettinius Jr . </Td> <Td> 208 </Td> <Td> 61 </Td> </Tr> <Tr> <Td> 36 </Td> <Td> Day, William R. William R. Day </Td> <Td> 141 </Td> <Td> 62 </Td> </Tr> <Tr> <Td> 20 </Td> <Td> Everett, Edward Edward Everett </Td> <Td> 117 </Td> <Td> 63 </Td> </Tr> <Tr> <Td> 23 </Td> <Td> Black, Jeremiah S. Jeremiah S. Black </Td> <Td> 78 </Td> <Td> 64 </Td> </Tr> <Tr> <Td> 62 </Td> <Td> Eagleburger, Lawrence Lawrence Eagleburger </Td> <Td> 43 </Td> <Td> 65 </Td> </Tr> <Tr> <Td> 39 </Td> <Td> Bacon, Robert Robert Bacon </Td> <Td> 37 </Td> <Td> 66 </Td> </Tr> <Tr> <Td> 25 </Td> <Td> Washburne, Elihu B. Elihu B. Washburne </Td> <Td> 11 </Td> <Td> 67 </Td> </Tr> </Table> <Tr> <Th> #in office </Th> <Th> Secretary </Th> <Th> Length of service (days) </Th> <Th> Rank </Th> </Tr>

Who is the shortest serving secretary of state