List of United States senators from Connecticut

This is a list of the United States senators from Connecticut.

United States senators are elected for a six-year term.  The term begins on January 3. Elections are held the first Tuesday after November 1. Before 1914, senators were chosen by the Connecticut General Assembly.  Before 1935, their terms began March 4.

Senators are placed in different classes.  This is so both senators for a state are not elected during the same year.


Class 1 
Class 1 senators had elections in 1994, 2000, 2006, and 2012.

 # Senator Party Years Congress Term Electoral history 1 75px Oliver Ellsworth Pro-Administration March 4, 1789 –March 8, 1796 1 1 Elected in 1788/1789 2 2 Re-elected in 1791Resigned to become Chief Justice of the United States 3 4 Vacant March 8, 1796 –December 6, 1796 2 75px James Hillhouse Federalist December 6, 1796 –June 10, 1810 4(Continued) Elected to finish Ellsworth's term 5 3 Re-elected in 1797 6 7 8 4 Re-elected in 1803 9 10 11 5 Re-elected in 1809Resigned Vacant June 10, 1810 –December 4, 1810 3   Samuel W. Dana Federalist December 4, 1810 –March 4, 1821 11(Continued) Elected to finish Hillhouse's term 12 13 14 6 Re-elected in 1814 15 164 75px Elijah Boardman Democratic-Republican March 4, 1821 –August 18, 1823 17 7 Elected in 1820Died 18 Vacant August 18, 1823 –October 8, 1823 5 75px Henry W. Edwards Jacksonian October 8, 1823 –March 4, 1827 18(Continued) Appointed to continue Boardman's termElected to finish Boardman's term 19 6 75px Samuel A. Foot Adams, laterAnti-Jacksonian March 4, 1827 –March 4, 1833 20 8 Elected in 1826Lost re-election 21 227 75px Nathan Smith Whig March 4, 1833 –December 6, 1835 23 9 Elected in 1832Died 24 Vacant December 6, 1835 – December 21, 18358 75px John Milton Niles Jacksonian December 21, 1835 –March 4, 1839 24(Continued) Elected to finish Smith's termRetired 25 9   Thaddeus Betts Whig March 4, 1839 –April 7, 1840 26 10 Elected in 1838Died Vacant April 7, 1840 –May 4, 1840 10 75px Jabez W. Huntington Whig May 4, 1840 –November 1, 1847 26(Continued) Elected to finish Betts's term 27 28 29 11 Re-elected in 1844Died 30 Vacant November 1, 1847 –November 11, 1847 11 75px Roger Sherman Baldwin Whig November 11, 1847 –March 4, 1851 30(Continued) Appointed to continue Huntington's termElected to finish Huntington's term 31 Vacant March 4, 1851 –May 12, 1851 32 12 12 75px Isaac Toucey Democratic May 12, 1851 –March 4, 1857 32(Continued) Elected late in 1851Retired 33 34 13 75px James Dixon Republican March 4, 1857 –March 4, 1869 35 13 Elected in 1856 36 37 38 14 Re-elected in 1863Lost re-election 39 40 14 75px William Alfred Buckingham Republican March 4, 1869 –February 5, 1875 41 15 Elected in 1868Died 42 43 15 75px William W. Eaton Democratic February 5, 1875 –March 4, 1881 Appointed to finish Buckingham's term,having been elected to the next term 44 16 Elected in 1874 45 46 16 75px Joseph Roswell Hawley Republican March 4, 1881 –March 4, 1905 47 17 Elected in 1881 48 49 50 18 Re-elected in 1887 51 52 53 19 Re-elected in 1893 54 55 56 20 Re-elected in 1899Retired 57 58 17 75px Morgan G. Bulkeley Republican March 4, 1905 –March 4, 1911 59 21 Elected in 1904Lost re-election 60 61 18 75px George P. McLean Republican March 4, 1911 –March 4, 1929 62 22 Elected in 1911 63 64 65 23 Re-elected in 1916 66 67 68 24 Re-elected in 1922Retired 69 70 19 75px Frederic C. Walcott Republican March 4, 1929 –January 3, 1935 71 25 Elected in 1928Lost re-election 72 73 20 75px Francis T. Maloney Democratic January 3, 1935 –January 16, 1945 74 26 Elected in 1934 75 76 77 27 Re-elected in 1940Died 78 79 Vacant January 16, 1945 –February 15, 1945 21 75px Thomas C. Hart Republican February 15, 1945 –November 5, 1946 Appointed to continue Maloney's termSuccessor qualified Vacant November 5, 1946 –December 27, 1946 22 75px Raymond E. Baldwin Republican December 27, 1946 –December 16, 1949 79(Continued) Elected to finish Maloney's term,having been elected to the next term 80 28 Elected in 1946Resigned 81 23  William Benton Democratic December 17, 1949 –January 3, 1953 Appointed to continue Baldwin's termElected to finish Baldwin's termLost election to next term 82 24 75px William A. Purtell Republican January 3, 1953 –January 3, 1959 83 29 Elected in 1952Lost re-election 84 85 25 75px Thomas J. Dodd Democratic January 3, 1959 –January 3, 1971 86 30 Elected in 1958 87 88 89 31 Re-elected in 1964Lost re-election 90 91 26 75px Lowell P. Weicker, Jr. Republican January 3, 1971 –January 3, 1989 92 32 Elected in 1970 93 94 95 33 Re-elected in 1976 96 97 98 34 Re-elected in 1982Lost re-election 99 100 27 75px Joseph Lieberman Democratic January 3, 1989 –Present 101 35 Elected in 1988 102 103 104 36 Re-elected in 1994 105 106 107 37 Re-elected in 2000 108 109 Independent Democratic 110 38 Lost re-nomination, but re-elected in 2006 111 112 # Senator Party Years Congress Term Electoral history

Class 3 
Class 3 senators were elected in 1998, 2004, 2010, and 2016.

 # Senator Party Years Congress Term Electoral history 1 75px William Samuel Johnson Pro-Administration March 4, 1789 –March 4, 1791 1 1 Elected in 1788/1789Resigned Vacant March 4, 1791 –June 13, 1791 2 2 75px Roger Sherman Pro-Administration June 13, 1791 –July 23, 1793 2(Continued) Elected to finish Johnson's termDied 3 Vacant July 23, 1793 –December 2, 1793 3 75px Stephen Mix Mitchell Pro-Administration December 2, 1793 –March 4, 1795 3(Continued) Appointed to finish Sherman's termRetired 4 75px Jonathan Trumbull, Jr. Federalist March 4, 1795 –June 10, 1796 4 2 Elected in 1794Resigned to become Lieutenant Governor of Connecticut Vacant June 10, 1796 –October 13, 1796 5 75px Uriah Tracy Federalist October 13, 1796 –July 19, 1807 4(Continued) Elected to finish Trumbull's term 5 6 7 3 Re-elected in 1801 8 9 10 4 Re-elected in 1807Died Vacant July 19, 1807 –October 25, 1807 6 75px Chauncey Goodrich Federalist October 25, 1807 –May 13, 1813 10(Continued) Elected to finish Tracy's term 11 12 13 5 Re-elected in 1813Resigned to become Lieutenant Governor of Connecticut 7 75px David Daggett Federalist May 13, 1813 –March 4, 1819 Elected to finish Goodrich's termRetired 14 15 8 75px James Lanman Democratic-Republican March 4, 1819 –March 4, 1825 16 6 Elected in 1819Presented credentials but was not permitted to qualify 17 CrawfordRepublican 18 Vacant March 4, 1825 –May 4, 1825 19 7 9 75px Calvin Willey Anti-Jacksonian May 4, 1825 –March 4, 1831 19(Continued) Elected late to complete Lanman's term Adams 20 Anti-Jacksonian 21 10 Gideon Tomlinson Anti-Jacksonian March 4, 1831 –March 4, 1837 22 8 Elected in 1831 23 24 11 Perry Smith Democratic March 4, 1837 –March 4, 1843 25 9 Elected in 1837 26 27 12 75px John Milton Niles Democratic March 4, 1843 –March 4, 1849 28 10 Elected in 1843 29 30 13 75px Truman Smith Whig March 4, 1849 –May 24, 1854 31 11 Elected in 1848Resigned 32 33 14 75px Francis Gillette Free Soil May 24, 1854 –March 4, 1855 Elected to finish Smith's termRetired 15 75px Lafayette S. Foster Republican March 4, 1855 –March 4, 1867 34 12 Elected in 1854 35 36 37 13 Re-elected in 1860Lost re-election 38 39 16 75px Orris S. Ferry Republican March 4, 1867 –November 21, 1875 40 14 Elected in 1866 41 42 43 15 Re-elected in 1872Died 44 Vacant November 21, 1875 –November 27, 1875 17 75px James E. English Democratic November 27, 1875 –May 17, 1876 Appointed to continue Ferry's termRetired when successor elected 18 75px William Henry Barnum Democratic May 18, 1876 –March 4, 1879 44(Continued) Elected to finish Ferry's term 45 19 75px Orville H. Platt Republican March 4, 1879 –April 21, 1905 46 16 Elected in 1879 47 48 49 17 Re-elected 1885 50 51 5218 Re-elected 1891 53 54 55 19 Re-elected 1897 56 57 58 20 Re-elected in 1903Died Vacant April 21, 1905 –May 10, 1905 20 75px Frank B. Brandegee Republican May 10, 1905 –October 14, 1924 58(Continued) Elected to finish Platt's term 59 60 61 21 Re-elected in 1908 62 63 64 22 Re-elected in 1914 65 66 67 23 Re-elected in 1920Died 68 Vacant October 14, 1924 –December 15, 1924 21 75px Hiram Bingham III Republican December 15, 1924 –March 4, 1933 68(Continued) Elected to finish Brandegee's term 69 70 24 Re-elected in 1926Lost re-election 71 72 22 75px Augustine Lonergan Democratic March 4, 1933 –January 3, 1939 73 25 Elected in 1932Lost re-election 74 75 23 75px John A. Danaher Republican January 3, 1939 –January 3, 1945 76 26 Elected in 1938Lost re-election 77 78 24 75px Brien McMahon Democratic January 3, 1945 –July 28, 1952 79 27 Elected in 1944 80 81 82 28 Re-elected in 1950Died Vacant July 28, 1952 –August 29, 1952 25 75px William A. Purtell Republican August 29, 1952 –November 4, 1952 Appointed to continue McMahon's termRetired when successor elected 26 75px Prescott Bush Republican November 4, 1952 –January 3, 1963 82(Continued) Elected to finish McMahon's term 83 84 85 29 Re-elected in 1956Retired 86 87 27 75px Abraham A. Ribicoff Democratic January 3, 1963 –January 3, 1981 88 30 Elected in 1962 89 90 91 31 Re-elected in 1968 92 93 94 32 Re-elected in 1974Retired 95 96 28 75px Chris Dodd Democratic January 3, 1981 –January 3, 2011 97 33 Elected in 1980 98 99 100 34 Re-elected in 1986 101 102 103 35 Re-elected in 1992 104 105 106 36 Re-elected in 1998 107 108 109 37 Re-elected in 2004Retired 110 111 29 75px Richard Blumenthal Democratic January 3, 2011 –Present 112 38 Elected in 2010 113 114 # Senator Party Years Congress Term Electoral history

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Connecticut