| Congress | Senator | Tenure |
|---|---|---|
| 1st Congress (1789–1791) | John Langdon (Pro-Admin, Anti-Admin, DR-NH) | Apr 6, 1789–Apr 21, 1789; Aug 7, 1789–Aug 9, 1789 |
| 2nd Congress (1791–1793) | Richard H. Lee (Anti-Admin-VA) | Apr 18, 1792–Oct 8, 1792 |
| 2nd Congress (1791–1793) | John Langdon (Pro-Admin, Anti-Admin, DR-NH) | Nov 5, 1792–Dec 4, 1792; Mar 1, 1793–Mar 3, 1793 |
| 3rd Congress (1793–1795) | John Langdon (Pro-Admin, Anti-Admin, DR-NH) | Mar 4, 1793–Dec 2, 1793 |
| 3rd Congress (1793–1795) | Ralph Izard (Pro-Admin-SC) | May 31, 1794–Nov 9, 1794 |
| 3rd Congress (1793–1795) | Henry Tazewell (Anti-Admin-VA) | Feb 20, 1795–Jun 7, 1795 |
| 4th Congress (1795–1797) | Henry Tazewell (Anti-Admin-VA) | Dec 7, 1795–Dec 8, 1795 |
| 4th Congress (1795–1797) | Samuel Livermore (Pro-Admin, F-NH) | May 6, 1796–Dec 4, 1796 |
| 4th Congress (1795–1797) | William Bingham (F-PA) | Feb 16, 1797–Mar 3, 1797 |
| 5th Congress (1797–1799) | William Bradford (Pro-Admin-RI) | Jul 6, 1797–Oct 1797 |
| 5th Congress (1797–1799) | Jacob Read (F-SC) | Nov 22, 1797–Dec 12, 1797 |
| 5th Congress (1797–1799) | Theodore Sedgwick (F-MA) | Jun 27, 1798–Dec 5, 1798 |
| 5th Congress (1797–1799) | John Laurance (F-NY) | Dec 6, 1798–Dec 27, 1798 |
| 5th Congress (1797–1799) | James Ross (Pro-Admin, F-PA) | Mar 1, 1799–Dec 1, 1799 |
| 6th Congress (1799–1801) | Samuel Livermore (Pro-Admin, F-NH) | Dec 2, 1799–Dec 29, 1799 |
| 6th Congress (1799–1801) | Uriah Tracy (F-CT) | May 14, 1800–Nov 16, 1800 |
| 6th Congress (1799–1801) | John E. Howard (F-MD) | Nov 21, 1800–Nov 27, 1800 |
| 6th Congress (1799–1801) | James Hillhouse (F-CT) | Feb 28, 1801–Mar 3, 1801 |
| 7th Congress (1801–1803) | Abraham Baldwin (DR-GA) | Dec 7, 1801–Jan 14, 1802; Apr 17, 1802–Dec 13, 1802 |
| 7th Congress (1801–1803) | Stephen R. Bradley (Anti-Admin, DR-VT) | Dec 14, 1802–Jan 18, 1803; Feb 25, 1803–Feb 25, 1803; Mar 2, 1803–Oct 16, 1803 |
| 8th Congress (1803–1805) | John Brown (Anti-Admin, R-KY) | Oct 17, 1803–Dec 6, 1803; Jan 23, 1804–Feb 26, 1804 |
| 8th Congress (1803–1805) | Jesse Franklin (DR-NC) | Mar 10, 1804–Nov 4, 1804 |
| 8th Congress (1803–1805) | Joseph I. Anderson (DR-TN) | Jan 15, 1805–Feb 3, 1805; Feb 28, 1805–Mar 2, 1805; Mar 2, 1805–Dec 1, 1805 |
| 9th Congress (1805–1807) | Samuel Smith (DR, CRR, J-MD) | Dec 2, 1805–Dec 15, 1805; Mar 18, 1806–Nov 30, 1806; Mar 2, 1807–Oct 25, 1807 |
| 10th Congress (1807–1809) | Samuel Smith (DR, CRR, J-MD) | Apr 16, 1808–Nov 6, 1808 |
| 10th Congress (1807–1809) | Stephen R. Bradley (Anti-Admin, DR-VT) | Dec 28, 1808–Jan 8, 1809 |
| 10th Congress (1807–1809) | John Milledge (DR-GA) | Jan 30, 1809–Mar 3, 1809 |
| 11th Congress (1809–1811) | John Milledge (DR-GA) | Mar 4, 1809–May 21, 1809 |
| 11th Congress (1809–1811) | Andrew Gregg (DR-PA) | Jun 26, 1809–Dec 18, 1809 |
| 11th Congress (1809–1811) | John Gaillard (DR, CRR, J-SC) | Feb 28, 1810–Mar 2, 1810; Apr 17, 1810–Dec 11, 1810 |
| 11th Congress (1809–1811) | John Pope (DR-KY) | Feb 23, 1811–Nov 3, 1811 |
| 12th Congress (1811–1813) | William H. Crawford (DR-GA) | Mar 24, 1812–Mar 23, 1813 |
| 13th Congress (1813–1815) | Joseph B. Varnum (DR-MA) | Dec 6, 1813–Feb 3, 1814 |
| 13th Congress (1813–1815) | John Gaillard (DR, CRR, J-SC)
| Apr 18, 1814–Nov 25, 1814; Nov 25, 1814–Dec 3, 1815 |
| 14th Congress (1815–1817) | John Gaillard (DR, CRR, J-SC) | Dec 4, 1815–Mar 3, 1817 |
| 15th Congress (1817–1819) | John Gaillard (DR, CRR, J-SC) | Mar 4, 1817–Mar 4, 1817; Mar 6, 1817–Feb 18, 1818; Mar 31, 1818–Jan 5, 1819 |
| 15th Congress (1817–1819) | James Barbour (R, CRR-VA) | Feb 15, 1819–Dec 5, 1819 |
| 16th Congress (1819–1821) | James Barbour (R, CRR-VA) | Dec 6, 1819–Dec 26, 1819 |
| 16th Congress (1819–1821) | John Gaillard (DR, CRR, J-SC) | Jan 25, 1820–Dec 2, 1821 |
| 17th Congress (1821–1823) | John Gaillard (DR, CRR, J-SC) | Dec 3, 1821–Dec 27, 1821; Feb 1, 1822–Dec 2, 1822; Feb 19, 1823–Nov 30, 1823 |
| 18th Congress (1823–1825) | John Gaillard (DR, CRR, J-SC) | Dec 1, 1823–Jan 20, 1824; May 21, 1824–Mar 3, 1825 |
| 19th Congress (1825–1827) | John Gaillard (DR, CRR, J-SC) | Mar 9, 1825–Dec 4, 1825 |
| 19th Congress (1825–1827) | Nathaniel Macon (DR, CRR, J-NC) | May 20, 1826–Dec 3, 1826; Jan 2, 1827–Feb 13, 1827; Mar 2, 1827–Dec 2, 1827 |
| 20th Congress (1827–1829) | Samuel Smith (DR, CRR, J-MD) | May 15, 1828–Dec 18, 1828 |
| 21st Congress (1829–1831) | Samuel Smith (DR, CRR, J-MD) | Mar 13, 1829–Dec 10, 1829; May 29, 1830–Dec 31, 1830; Mar 1, 1831–Dec 4, 1831 |
| 22nd Congress (1831–1833) | Samuel Smith (DR, CRR, J-MD) | Dec 5, 1831–Dec 11, 1831 |
| 22nd Congress (1831–1833) | Littleton W. Tazewell (JR-VA) | Jul 9, 1832–Jul 16, 1832 |
| 22nd Congress (1831–1833) | Hugh L. White (J, AJ, W-TN) | Dec 3, 1832–Dec 1, 1833 |
| 23rd Congress (1833–1835) | Hugh L. White (J, AJ, W-TN) | Dec 2, 1833–Dec 15, 1833 |
| 23rd Congress (1833–1835) | George Poindexter (J, Anti-J-MS) | Jun 28, 1834–Nov 30, 1834 |
| 23rd Congress (1833–1835) | John Tyler (J, AJ-VA) | Mar 3, 1835–Dec 6, 1835 |
| 24th Congress (1835–1837) | William King (DR, JR, J, D-AL) | Jul 1, 1836–Dec 4, 1836; Jan 28, 1837–Mar 3, 1837 |
| 25th Congress (1837–1839) | William King (DR, JR, J, D-AL) | Mar 7, 1837–Sep 3, 1837; Oct 13, 1837–Dec 3, 1837; Jul 2, 1838–Dec 18, 1838; Feb 25, 1839–Dec 1, 1839 |
| 26th Congress (1839–1841) | William King (DR, JR, J, D-AL) | Dec 2, 1839–Dec 26, 1839; Jul 3, 1840–Dec 15, 1840; Mar 3, 1841–Mar 3, 1841 |
| 27th Congress (1841–1843) | William King (DR, JR, J, D-AL) | Mar 4, 1841–Mar 4, 1841 |
| 27th Congress (1841–1843) | Samuel L. Southard (DR, AJ, W-NJ) | Mar 11, 1841–May 31, 1842 |
| 27th Congress (1841–1843) | Willie P. Mangum (J, AJ, W-NC) | May 31, 1842–Dec 3, 1843 |
| 28th Congress (1843–1845) | Willie P. Mangum (J, AJ, W-NC) | Dec 4, 1843–Mar 3, 1845 |
| 29th Congress (1845–1847) | Willie P. Mangum (J, AJ, W-NC) | Mar 4, 1845–Mar 4, 1845 |
| 29th Congress (1845–1847) | Ambrose H. Sevier (J, D-AR)
| Dec 27, 1845–Dec 27, 1845 2 |
| 29th Congress (1845–1847)) | David R. Atchison (D-MO) | Aug 8, 1846–Dec 6, 1846; Jan 11, 1847–Jan 13, 1847; March 3, 1847–Dec 5, 1847 |
| 30th Congress (1847–1849) | David R. Atchison (D-MO) | Feb 2, 1848–Feb 8, 1848; Jun 1, 1848–Jun 14, 1848; Jun 26, 1848–Jun 29, 1848; Jul 29, 1848–Dec 4, 1848; Dec 26, 1848–Jan 1, 1849; Mar 2, 1849–Mar 4, 1849 |
| 31st Congress (1849–1851) | David R. Atchison (D-MO) | Mar 5, 1849–Mar 5, 1849; Mar 16, 1849–Dec 2, 1849 |
| 31st Congress (1849–1851) | William King (DR, JR, J, D-AL) | May 6, 1850–May 19, 1850; Jul 11, 1850–Mar 3, 1851 |
| 32nd Congress (1851–1853) | William King (DR, JR, J, D-AL) | Mar 4, 1851–Dec 20, 1852 |
| 32nd Congress (1851–1853) | David R. Atchison (D-MO) | >Dec 20, 1852–Mar 3, 1853 |
| 33rd Congress (1853–1855) | David R. Atchison (D-MO) | Mar 4, 1853–Dec 4, 1854 |
| 33rd Congress (1853–1855) | Lewis Cass (D-MI) | Dec 4, 1854–Dec 4, 1854 |
| 33rd Congress (1853–1855)) | Jesse D. Bright (D-IN) | Dec 5, 1854–Dec 2, 1855 |
| 34th Congress (1855–1857) | Jesse D. Bright (D-IN) | Dec 3, 1855–Jun 9, 1856 |
| 34th Congress (1855–1857)) | Charles E. Stuart (D-MI) | Jun 9, 1856–Jun 10, 1856 |
| 34th Congress (1855–1857) | Jesse D. Bright (D-IN) | Jun 11, 1856–Jan 6, 1857 |
| 34th Congress (1855–1857) | James M. Mason (D-VA) | Jan 6, 1857–Mar 3, 1857 |
| 35th Congress (1857–1859) | James M. Mason (D-VA) | Mar 4, 1857–Mar 4, 1857 |
| 35th Congress (1857–1859) | Thomas J. Rusk (D-TX) | Mar 14, 1857–Jul 29, 1857 |
| 35th Congress (1857–1859) | Benjamin Fitzpatrick (D-AL) | Dec 7, 1857–Dec 20, 1857; Mar 29, 1858–May 2, 1858; Jun 14, 1858–Dec 5, 1858; Jan 19, 1859–Jan 19, 1859; Jan 25, 1859–Feb 9, 1859 |
| 36th Congress (1859–1861) | Benjamin Fitzpatrick (D-AL) | Mar 9, 1859–Dec 4, 1859; Dec 19, 1859–Jan 15, 1860; Feb 20, 1860–Feb 26, 1860 |
| 36th Congress (1859–1861) | Jesse D. Bright (D-IN) | Jun 12, 1860–Jun 13, 1860 |
| 36th Congress (1859–1861) | Benjamin Fitzpatrick (D-AL) | Jun 26, 1860–Dec 2, 1860 |
| 36th Congress (1859–1861) | Solomon Foot (W, OP, R-VT) | Feb 16, 1861–Feb 17, 1861 |
| 37th Congress (1861–1863) | Solomon Foot (W, OP, R-VT) | Mar 23, 1861–Jul 3, 1861; Jul 18, 1861–Dec 1, 1861; Jan 15, 1862–Jan 15, 1862; Mar 31, 1862–May 21, 1862; Jun 19, 1862–Dec 12, 1862; Feb 18, 1863–Mar 3, 1863 |
| 38th Congress (1863–1865) | Solomon Foot (W, OP, R-VT) | Mar 4, 1863–Dec 6, 1863; Dec 18, 1863–Dec 20, 1863; Feb 23, 1864–Feb 23, 1864; Mar 11, 1864–Mar 13, 1864; Apr 11, 1864–Apr 13, 1864 |
| 38th Congress (1863–1865) | Daniel Clark (R-NH) | Apr 26, 1864–Jan 4, 1865; Feb 9, 1865–Feb 19, 1865 |
| 39th Congress (1865–1867) | Lafayette S. Foster (OP-CT) | Mar 7, 1865–Mar 2, 1867 |
| 39th Congress (1865–1867) | Benjamin F. Wade (W, OP, R-OH) | Mar 2, 1867–Mar 3, 1867 |
| 40th Congress (1867–1869) | Benjamin F. Wade (W, OP, R-OH) | Mar 4, 1867–Mar 3, 1869 |
| 41st Congress (1869–1871) | Henry B. Anthony (R-RI) | Mar 23, 1869–Mar 28, 1869; Apr 9, 1869–Dec 5, 1869; May 28, 1870–Jun 2, 1870; Jul 1, 1870–July 5, 1870; Jul 14, 1870–Dec 4, 1870 |
| 42nd Congress (1871–1873) | Henry B. Anthony (R-RI) | Mar 10, 1871–Mar 12, 1871; Apr 17, 1871–May 9, 1871; May 23, 1871–Dec 3, 1871; Dec 21, 1871–Jan 7, 1872; Feb 23, 1872–Feb 25, 1872; Jun 8, 1872–Dec 1, 1872; Dec 4, 1872–Dec 8, 1872; Dec 13, 1872–Dec 15, 1872; Dec 20, 1872–Jan 5, 1873; Jan 24, 1873vJan 24, 1873 |
| 43rd Congress (1873–1875) | Matthew H. Carpenter (R-WI) | Mar 12, 1873–Mar 13, 1873; Mar 26, 1873–Nov 30, 1873; Dec 11, 1873–Dec 6, 1874; Dec 23, 1874–Jan 4, 1875 |
| 43rd Congress (1873–1875) | Henry B. Anthony (R-RI) | Jan 25, 1875–Jan 31, 1875; Feb 15, 1875–Feb 17, 1875 |
| 44th Congress (1875–1877) | Thomas W. Ferry (R-MI) | Mar 12, 1873–Mar 13, 1873; Mar 26, 1873–Nov 30, 1873; Dec 11, 1873–Dec 6, 1874; Dec 23, 1874–Jan 4, 1875 Jan 25, 1875–Jan 31, 1875; Feb 15, 1875–Feb 17, 1875 |
| 45th Congress (1877–1879) | Thomas W. Ferry (R-MI) | Mar 5, 1877–Mar 5, 1877; Feb 26, 1878–Mar 3, 1878; Apr 17, 1878–Dec 1, 1878; Mar 3, 1879–Mar 17, 1879 |
| 46th Congress (1879–1881) | Allen G. Thurman (D-OH) | Apr 15, 1879–Nov 30, 1879 Apr 7, 1880–Apr 14, 1880 May 6, 1880–Dec 5, 1880 |
| 47th Congress (1881–1883) | Thomas F. Bayard, Sr. (D-DE) | Oct 10, 1881–Oct 13, 1881 |
| 47th Congress (1881–1883 | David Davis (I-IL) | Oct 13, 1881–Mar 3, 1883 |
| 47th Congress (1881–1883 | George F. Edmunds (R-VT) | Mar 3, 1883–Dec 2, 1883 |
| 48th Congress (1883–1885) | George F. Edmunds (R-VT) | Dec 3, 1883–Jan 14, 1884; Jan 14, 1884–Mar 3, 1885 |
| 49th Congress (1885–1887) | John Sherman (R-OH) | Dec 7, 1885–Feb 26, 1887 |
| 49th Congress (1885–1887) | John J. Ingalls (R-KS) | Feb 26, 1887–Dec 4, 1887 |
| 50th Congress (1887–1889) | John J. Ingalls (R-KS) | Dec 5, 1887–Mar 3, 1889 |
| 51st Congress (1889–1891)3 | John J. Ingalls (R-KS) | Mar 7, 1889–Mar 17, 1889; Apr 2, 1889–Dec 1, 1889; Dec 5, 1889–Dec 10, 1889; Feb 28, 1890–Mar 18, 1890; Apr 3, 1890–Mar 2, 1891 |
| 51st Congress (1889–1891)3 | Charles F. Manderson (R-NE) | Mar 2, 1891–Dec 6, 1891 |
| 52nd Congress (1891–1893) | Charles F. Manderson (R-NE) | Dec 7, 1891–Mar 3, 1893 |
| 53rd Congress (1893–1895)3 | Charles F. Manderson (R-NE) | Mar 4, 1893–Mar 22, 1893 |
| 53rd Congress (1893–1895) | Isham G. Harris (D-TN) | Mar 22, 1893–Jan 7, 1895 |
| 53rd Congress (1893–1895) | Matt W. Ransom (D-NC) | Jan 7, 1895–Jan 10, 1895 |
| 53rd Congress (1893–1895) | Isham G. Harris (D-TN) | Jan 10, 1895–Mar 3, 1895 |
| 54th Congress (1895–1897) | William P. Frye (R-ME) | Feb 7, 1896–Mar 3, 1897 |
| 55th Congress (1897–1899) | William P. Frye (R-ME) | Mar 4, 1897–Dec 3, 1899 |
| 56th Congress (1899–1901) | William P. Frye (R-ME) | Dec 4, 1899–Mar 3, 1901 |
| 57th Congress (1901–1903) | William P. Frye (R-ME) | Mar 7, 1901–Mar 4, 1903 |
| 58th Congress (1903–1905) | William P. Frye (R-ME) | Mar 5, 1903–Mar 3, 1905 |
| 59th Congress (1905–1907) | William P. Frye (R-ME) | Mar 4, 1905–Mar 3, 1907 |
| 60th Congress (1907–1909) | William P. Frye (R-ME) | Dec 5, 1907–Mar 3, 1909 |
| 61st Congress (1909–1911) | William P. Frye (R-ME) | Mar 4, 1909–Apr 3, 1911 |
| 62nd Congress (1911–1913) 4 | William P. Frye (R-ME) | Apr 4, 1911–Apr 27, 1911 |
| 62nd Congress (1911–1913) | Augustus O. Bacon (D-GA) | Aug 14, 1911–Aug 14, 1911 |
| 62nd Congress (1911–1913) | Charles Curtis (R-KS) | Dec 4, 1911–Dec 12, 1911 |
| 62nd Congress (1911–1913) | Augustus O. Bacon (D-GA) | Jan 15, 1912–Jan 17, 1912 |
| 62nd Congress (1911–1913) | Jacob H. Gallinger (R-NH) | Feb 12, 1912–Feb 14, 1912 |
| 62nd Congress (1911–1913) | Augustus O. Bacon (D-GA) | Mar 11, 1912–Mar 12, 1912 |
| 62nd Congress (1911–1913) | Frank Bosworth Brandegee (R-CT) | Mar 25, 1912–Mar 26, 1912 |
| 62nd Congress (1911–1913) | Augustus O. Bacon (D-GA) | Apr 8, 1912–Apr 8, 1912 |
| 62nd Congress (1911–1913) | Jacob H. Gallinger (R-NH) | Apr 26, 1912–Apr 27, 1912; May 7, 1912–May 7, 1912 |
| 62nd Congress (1911–1913) | Augustus O. Bacon (D-GA) | May 10, 1912–May 10, 1912 |
| 62nd Congress (1911–1913) | Henry C. Lodge (R-MA) | May 25, 1912–May 25, 1912 |
| 62nd Congress (1911–1913) | Augustus O. Bacon (D-GA) | May 30, 1912–Jun 3, 1912; Jun 13, 1912–Jul 5, 1912 |
| 62nd Congress (1911–1913) | Jacob H. Gallinger (R-NH) | Jul 6, 1912–Jul 31, 1912 |
| 62nd Congress (1911–1913) | Augustus O. Bacon (D-GA) | Aug 1, 1912–Aug 10, 1912 |
| 62nd Congress (1911–1913) | Jacob H. Gallinger (R-NH) | Aug 12, 1912–Aug 26, 1912 |
| 62nd Congress (1911–1913) | Augustus O. Bacon (D-GA) | Aug 27, 1912–Dec 15, 1912 |
| 62nd Congress (1911–1913) | Jacob H. Gallinger (R-NH) | Dec 16, 1912–Jan 4, 1913 |
| 62nd Congress (1911–1913) | Augustus O. Bacon (D-GA) | Jan 5, 1913–Jan 18, 1913 |
| 62nd Congress (1911–1913) | Jacob H. Gallinger (R-NH) | Jan 19, 1913–Feb 1, 1913 |
| 62nd Congress (1911–1913) | Augustus O. Bacon (D-GA) | Feb 2, 1913–Feb 15, 1913 |
| 62nd Congress (1911–1913) | Jacob H. Gallinger (R-NH) | Feb 16, 1913–Mar 3, 1913 |
| 63rd Congress (1913–1915) | James P. Clarke (D-AR) | Mar 13, 1913–Mar 3, 1915 |
| 64th Congress (1915–1917) | James P. Clarke (D-AR) | Dec 6, 1915–Oct 1, 1916 |
| 64th Congress (1915–1917) | Willard Saulsbury, Jr. (D-DE) | Dec 14, 1916–Mar 4, 1917 |
| 65th Congress (1917–1919) | Willard Saulsbury, Jr. (D-DE) | Mar 5, 1917–Mar 3, 1919 |
| 66th Congress (1919–1921) | Albert B. Cummins (R-IA) | May 19, 1919–Mar 3, 1921 |
| 67th Congress (1921–1923) | Albert B. Cummins (R-IA) | Mar 7, 1921–Dec 2, 1923 |
| 68th Congress (1923–1925) | Albert B. Cummins (R-IA) | Dec 3, 1923–Mar 3, 1925 |
| 69th Congress (1925–1927) | Albert B. Cummins (R-IA) | Mar 4, 1925–Mar 6, 1925 |
| 69th Congress (1925–1927) | George H. Moses (R-NH) | Mar 6, 1925–Mar 4, 1927 |
| 70th Congress (1927–1929) | George H. Moses (R-NH) | Dec 15, 1927–Mar 3, 1929 |
| 71st Congress (1929–1931) | George H. Moses (R-NH) | Mar 4, 1929–Dec 6, 1931 |
| 72nd Congress (1931–1933) | George H. Moses (R-NH) | Dec 7, 1931–Mar 3, 1933 |
| 73rd Congress (1933–1935) | Key Pittman (D-NV) | Mar 9, 1933–Jan 2, 1935 |
| 74th Congress (1935–1937) | Key Pittman (D-NV) | Jan 7, 1935–Jan 4, 1937 |
| 75th Congress (1937–1939) | Key Pittman (D-NV) | Jan 5, 1937–Jan 2, 1939 |
| 76th Congress (1939–1941) | Key Pittman (D-NV) | Jan 3, 1939–Nov 10, 1940 |
| 76th Congress (1939–1941) | William H. King (D-UT) | Nov 19, 1940–Jan 3, 1941 |
| 77th Congress (1941–1943) | Pat Harrison (D-MS) | Jan 6, 1941–Jun 22, 1941 |
| 77th Congress (1941–1943) | Carter Glass (D-VA) | Jul 10, 1941–Jan 5, 1943 |
| 78th Congress (1943–1945) | Carter Glass (D-VA) | Jan 14, 1943–Jan 2, 1945 |
| 79th Congress (1945–1947) | Kenneth D. McKellar (D-TN) | Jan 6, 1945–Jan 2, 1947 |
| 80th Congress (1947–1949) | Arthur H. Vandenberg (R-MI) | Jan 4, 1947–Jan 2, 1949 |
| 81st Congress (1949–1951) | Kenneth D. McKellar (D-TN) | Jan 3, 1949–Jan 2, 1951 |
| 82nd Congress (1951–1953) | Kenneth D. McKellar (D-TN) | Jan 3, 1951–Jan 2, 1953 |
| 83rd Congress (1953–1955) | H. Styles Bridges (R-NH) | Jan 3, 1953–Jan 4, 1955 |
| 84th Congress (1955–1957) | Walter F. George (D-GA) | Jan 5, 1955–Jan 2, 1957 |
| 85th Congress (1957–1959) | Carl T. Hayden (D-AZ) | Jan 3, 1957–Jan 6, 1959 |
| 86th Congress (1959–1961) | Carl T. Hayden (D-AZ) | Jan 7, 1959–Jan 2, 1961 |
| 87th Congress (1961–1963) | Carl T. Hayden (D-AZ) | Jan 3, 1961–Jan 8, 1963 |
| 88th Congress (1963–1965) | Carl T. Hayden (D-AZ) | Jan 9, 1963–Jan 3, 1965 |
| 89th Congress (1965–1967) | Carl T. Hayden (D-AZ) | Jan 4, 1965–Jan 9, 1967 |
| 90th Congress (1967–1969) | Carl T. Hayden (D-AZ) | Jan 10, 1967– Jan 2, 1969 |
| 91st Congress (1969–1971) | Richard B. Russell, Jr. (D-GA) | Jan 3, 1969– Jan 20, 1971 |
| 92nd Congress (1971–1973) | Richard B. Russell, Jr. (D-GA) | Jan 21, 1971–Jan 21, 1971
|
| 92nd Congress (1971–1973) | Allen J. Ellender (D-LA) | Jan 22, 1971–Jul 27, 1972 |
| 92nd Congress (1971–1973) | James O. Eastland (D-MS) | Jul 28, 1972–Jan 2, 1973 |
| 93rd Congress (1973–1975) | James O. Eastland (D-MS) | Jan 3, 1973–Jan 13, 1975 |
| 94th Congress (1975–1977) | James O. Eastland (D-MS) | Jan 3, 1973–Jan 13, 1975 |
| 95th Congress (1977–1979) | James O. Eastland (D-MS) | Jan 4, 1977–Dec 27, 1978 |
| 96th Congress (1979–1981) | Warren G. Magnuson (D-WA) | Jan 15, 1979–Dec 4, 1980 |
| 96th Congress (1979–1981) | Milton R. Young (R-ND) | Dec 5, 1980–Dec 5, 1980 |
| 96th Congress (1979–1981) | Warren G. Magnuson (D-WA) | Dec 6, 1980–Jan 4, 1981 |
| 97th Congress (1981–1983) | Strom Thurmond (D, R-SC) | Jan 5, 1981–Jan 2, 1983 |
| 98th Congress (1983–1985) | Strom Thurmond (D, R-SC) | Jan 3, 1983–Jan 2, 1985 |
| 99th Congress (1985–1987) | Strom Thurmond (D, R-SC) | Jan 3, 1985–Jan 5, 1987 |
| 100th Congress (1987–1989) | John C. Stennis (D-MS) | Jan 6, 1987–Jan 2, 1989 |
| 101st Congress (1989–1991) | Robert C. Byrd (D-WV) | Jan 3, 1989–Jan 2, 1991 |
| 102nd Congress (1991–1993) | Robert C. Byrd (D-WV) | Jan 3, 1991–Jan 4, 1993 |
| 103rd Congress (1993–1995) | Robert C. Byrd (D-WV) | Jan 5, 1993–Jan 3, 1995 |
| 104th Congress (1995–1997) | Strom Thurmond (D, R-SC) | Jan 4, 1995–Jan 6, 1997 |
| 105th Congress (1997–1999) | Strom Thurmond (D, R-SC) | Jan 7, 1997–Jan 6, 1999 |
| 106th Congress (1999–2001) | Strom Thurmond (D, R-SC) | Jan 7, 1999–Jan 3, 2001 |
| 107th Congress (2001–2003)5 | Robert C. Byrd (D-WV) | Jan 3, 2001–Jan 20, 2001 |
| 107th Congress (2001–2003) | Strom Thurmond (D, R-SC) | Jan 20, 2001–Jun 6, 2001 |
| 107th Congress (2001–2003) | Robert C. Byrd (D-WV) | Jun 6, 2001–Jan 3, 2003 |
| 108th Congress (2003–2005) | Ted Stevens (R-AK) | Jan 3, 2003–Jan 3, 2005 |
| 109th Congress (2005–2007) | Ted Stevens (R-AK) | Jan 4, 2005–Jan 4, 2007 |
| 110th Congress (2007–2009) | Robert C. Byrd (D-WV) | Jan 4, 2007–Jan 3, 2009 |
| 111th Congress (2009–2011) | Robert C. Byrd (D-WV) | Jan 3, 2009–Jun 28, 2010 |
| 111th Congress (2009–2011) | Daniel K. Inouye (D-HI) | Jun 28, 2010–Jan 5, 2011 |
| 112th Congress (2011–2013) | Daniel K. Inouye (D-HI) | Jan 5, 2011–Dec 17, 2012 |
| 112th Congress (2011–2013) | Patrick J. Leahy (D-VT) | Dec 17, 2012–Jan 3, 2013 |
| 113th Congress (2013–2015) | Patrick J. Leahy (D-VT) | Jan 3, 2013–Jan 6, 2015 |
| 114th Congress (2015–2017) | Orrin G. Hatch (R-UT) | Jan 6, 2015–Jan 3, 2017 |
| 115th Congress (2017–2019) | Orrin G. Hatch (R-UT) | Jan 3, 2017–Jan 3, 2019 |
| 116th Congress (2019–2021) | Chuck Grassley (R-IA) | Jan 3, 2019–Jan 20, 2021 |
| 117th Congress (2021–2023) | Patrick J. Leahy (D-VT) | Jan 20, 2021–Jan 3, 2023 |
| 118th Congress (2023–2025) | Patty Murray (D-WA) | Jan 3, 2023–Jan 3, 2025 |
| 119th Congress (2025–2027) | Chuck Grassley (R-IA) | Jan 3, 2025–present |
