Mae'r Ysgrifennydd Gwladol (Saesneg: United States Secretary of State) yn uwch swyddog yn llywodraeth ffederal yr Unol Daleithiau, a phennaeth ar Adran Wladol yr U.D. Prif swyddogaeth yr Ysgrifennydd Gwladol yw polisi tramor ac ystyrir y swydd fod cyfwerth â rôl y Gweinidog Materion Tramor mewn gwledydd eraill.
Rhif
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Llun
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Enw
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Cyfnod
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Arlywydd
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Dechrau |
Diwedd
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1
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Thomas Jefferson
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26 Medi 1789
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31 Rhagfyr 1793
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George Washington
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2
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Edmund Randolph
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2 Ionawr 1794
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20 Awst 1795
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George Washington
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3
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Timothy Pickering
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10 Rhagfyr 1795
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12 Mai 1800
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George Washington, John Adams
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4
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John Marshall
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13 Mehefin 1800
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4 Chwefror 1801
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John Adams
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5
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James Madison
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2 Mai 1801
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3 Mawrth 1809
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Thomas Jefferson
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6
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Robert Smith
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5 Mawrth 1809
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1 Ebrill 1811
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James Madison
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7
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|
James Monroe
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2 Ebrill 1811
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30 Medi 1814
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James Madison
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28 Chwefror 1815
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3 Mawrth 1817
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8
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John Quincy Adams
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5 Mawrth 1817
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3 Mawrth 1825
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James Monroe
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9
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|
Henry Clay
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7 Mawrth 1825
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3 Mawrth 1829
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John Quincy Adams
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10
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|
Martin Van Buren
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28 Mawrth 1829
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23 Mai 1831
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Andrew Jackson
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11
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|
Edward Livingston
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24 Mai 1831
|
29 Mai 1833
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Andrew Jackson
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12
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Louis McLane
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29 Mai 1833
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30 Mehefin 1834
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Andrew Jackson
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13
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John Forsyth
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1 Gorffennaf 1834
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31 Mawrth 1841
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Andrew Jackson, Martin Van Buren
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14
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Daniel Webster
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6 Mawrth 1841
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8 Mai 1843
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William H. Harrison, John Tyler
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15
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|
Abel P. Upshur
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24 Gorffennaf 1843
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28 Chwefror 1844
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John Tyler
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16
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|
John C. Calhoun
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1 Ebrill 1844
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10 Mawrth 1845
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John Tyler
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17
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|
James Buchanan
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10 Mawrth 1845
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7 Mawrth 1849
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James Polk
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18
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|
John M. Clayton
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8 Mawrth 1849
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22 Gorffennaf 1850
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Zachary Taylor, Millard Fillmore
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19
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Daniel Webster
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23 Gorffennaf 1850
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24 Hydref 1852
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Millard Fillmore
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20
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|
Edward Everett
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6 Tachwedd 1852
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3 Mawrth 1853
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Millard Fillmore
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21
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William L. Marcy
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7 Mawrth 1853
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6 Mawrth 1857
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Franklin Pierce
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22
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|
Lewis Cass
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6 Mawrth 1857
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14 Rhagfyr 1860
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James Buchanan
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23
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|
Jeremiah S. Black
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17 Rhagfyr 1860
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5 Mawrth 1861
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James Buchanan
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24
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William Seward
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5 Mawrth 1861
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4 Mawrth 1869
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Abraham Lincoln, Andrew Johnson
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25
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|
Elihu B. Washburne
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5 Mawrth 1869
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16 Mawrth 1869
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Ulysses S. Grant
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26
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|
Hamilton Fish
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17 Mawrth 1869
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12 Mawrth 1877
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Ulysses S. Grant
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27
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William M. Evarts
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12 Mawrth 1877
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7 Mawrth 1881
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Rutherford B. Hayes
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28
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|
James G. Blaine
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7 Mawrth 1881
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19 Rhagfyr 1881
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James Garfield, Chester A. Arthur
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29
|
|
Frederick T. Frelinghuysen
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19 Rhagfyr 1881
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6 Mawrth 1885
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Chester A. Arthur
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30
|
|
Thomas F. Bayard
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7 Mawrth 1885
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6 Mawrth 1889
|
Grover Cleveland
|
31
|
|
James G. Blaine
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7 Mawrth 1889
|
4 Mehefin 1892
|
Benjamin Harrison
|
32
|
|
John W. Foster
|
29 Mehefin 1892
|
23 Chwefror 1893
|
Benjamin Harrison
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33
|
|
Walter Q. Gresham
|
7 Mawrth 1893
|
28 Mai 1895
|
Grover Cleveland
|
34
|
|
Richard Olney
|
10 Mehefin 1895
|
5 Mawrth 1897
|
Grover Cleveland
|
35
|
|
John Sherman
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6 Mawrth 1897
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27 Ebrill 1898
|
William McKinley
|
36
|
|
William R. Day
|
28 Ebrill 1898
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16 Medi 1898
|
William McKinley
|
37
|
|
John Hay
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30 Medi 1898
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1 Gorffennaf 1905
|
William McKinley, Theodore Roosevelt
|
38
|
|
Elihu Root
|
19 Gorffennaf 1905
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27 Ionawr 1909
|
Theodore Roosevelt
|
39
|
|
Robert Bacon
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27 Ionawr 1909
|
5 Mawrth 1909
|
Theodore Roosevelt
|
40
|
|
Philander C. Knox
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6 Mawrth 1909
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5 Mawrth 1913
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William Taft
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41
|
|
William Jennings Bryan
|
5 Mawrth 1913
|
9 Mehefin 1915
|
Woodrow Wilson
|
42
|
|
Robert Lansing
|
24 Mehefin 1915
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13 Chwefror 1920
|
Woodrow Wilson
|
43
|
|
Bainbridge Colby
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23 Mawrth 1920
|
4 Mawrth 1921
|
Woodrow Wilson
|
44
|
|
Charles Evans Hughes
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5 Mawrth 1921
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4 Mawrth 1925
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Warren G. Harding, Calvin Coolidge
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45
|
|
Frank B. Kellogg
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5 Mawrth 1925
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28 Mawrth 1929
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Calvin Coolidge, Herbert Hoover
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46
|
|
Henry L. Stimson
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28 Mawrth 1929
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4 Mawrth 1933
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Herbert Hoover
|
47
|
|
Cordell Hull
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4 Mawrth 1933
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30 Tachwedd 1944
|
Franklin D. Roosevelt
|
48
|
|
Edward Stettinius, Jr.
|
1 Rhagfyr 1944
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27 Mehefin 1945
|
Franklin D. Roosevelt, Harry S. Truman
|
49
|
|
James F. Byrnes
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3 Gorffennaf 1945
|
21 Ionawr 1947
|
Harry Truman
|
50
|
|
George C. Marshall
|
21 Ionawr 1947
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29 Ionawr 1949
|
Harry Truman
|
51
|
|
Dean Acheson
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21 Ionawr 1949
|
20 Ionawr 1953
|
Harry Truman
|
52
|
|
John Foster Dulles
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21 Ionawr 1953
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22 Ebrill 1959
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Dwight Eisenhower
|
53
|
|
Christian Herter
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22 Ebrill 1959
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20 Ionawr 1961
|
Dwight Eisenhower
|
54
|
|
Dean Rusk
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21 Ionawr 1961
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20 Ionawr 1969
|
John F. Kennedy, Lyndon B. Johnson
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55
|
|
William P. Rogers
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22 Ionawr 1969
|
3 Medi 1973
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Richard Nixon
|
56
|
|
Henry Kissinger
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22 Medi 1973
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20 Ionawr 1977
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Richard Nixon, Gerald Ford
|
57
|
|
Cyrus Vance
|
23 Ionawr 1977
|
28 Ebrill 1980
|
Jimmy Carter
|
58
|
|
Edmund Muskie
|
8 Mai 1980
|
18 Ionawr 1981
|
Jimmy Carter
|
59
|
|
Alexander Haig
|
22 Ionawr 1981
|
5 Gorffennaf 1982
|
Ronald Reagan
|
60
|
|
George P. Shultz
|
16 Gorffennaf 1982
|
20 Ionawr 1989
|
Ronald Reagan
|
61
|
|
James Baker
|
25 Ionawr 1989
|
23 Awst 1992
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George H. W. Bush
|
62
|
|
Lawrence Eagleburger
|
8 Rhagfyr 1992
|
19 Ionawr 1993
|
George H. W. Bush
|
63
|
|
Warren Christopher
|
20 Ionawr 1993
|
17 Ionawr 1997
|
Bill Clinton
|
64
|
|
Madeleine Albright
|
23 Ionawr 1997
|
19 Ionawr 2001
|
Bill Clinton
|
65
|
|
Colin Powell
|
20 Ionawr 2001
|
26 Ionawr 2005
|
George W. Bush
|
66
|
|
Condoleezza Rice
|
26 Ionawr 2005
|
20 Ionawr 2009
|
George W. Bush
|
67
|
|
Hillary Clinton
|
21 Ionawr 2009
|
1 Chwefror 2013
|
Barack Obama
|
68
|
|
John Kerry
|
1 Chwefror 2013
|
20 Ionawr 2017
|
Barack Obama
|
69
|
|
Rex Tillerson
|
1 Chwefror 2017
|
31 Mawrth 2018
|
Donald Trump
|
70
|
|
Mike Pompeo
|
26 Ebrill 2018
|
20 Ionawr 2021
|
Donald Trump
|
71
|
|
Antony Blinken
|
26 Ionawr 2021
|
Presennol
|
Joe Biden
|