| Years | Senator |
| 1789-1791 | |
| 1789-1796 | |
| 1791-1796 | |
| 1796-1800 | |
| 1796-1799 | |
| 1799-1800 | |
| 1800-1803 | |
| 1800-1803 | |
| 1803-1808 | |
| 1803-1811 | |
| 1808-1813, 1822-1826 | |
| 1811-1817 | |
| 1813-1816 | |
| 1816-1818 | |
| 1817-1822 | |
| 1818-1820 | |
| 1820-1827 | |
| 1826-1835 | |
| 1827-1841, 1845-1850 | |
| 1835-1841, 1845-1853 | |
| 1841-1845 | |
| 1841-1845 | |
| 1850-1851 | |
| 1851 | |
| 1851-1874 | |
| | Years | Senator |
| 1853-1854 | |
| 1854-1855 | |
| 1855-1873 | |
| 1873-1877 | |
| 1874-1875 | |
| 1875-1893 | |
| 1877-1904 | |
| 1893-1924 | |
| 1904-1913 | |
| 1913-1919 | |
| 1919-1925, 1926-1947 | |
| 1924-1926 | |
| 1925-1931 | |
| 1931-1937 | |
| 1937-1944, 1947-1953 | |
| 1944 | |
| 1945-1967 | |
| 1953-1960 | |
| 1960-1962 | |
| 1962-2009 | |
| 1967-1979 | |
| 1979-1985 | |
| 1985- | |
| 2009-2010 | |
| 2010- | |
|