List of United States senators from Connecticut

This is a chronological listing of the United States senators from Connecticut.

United States senators are popularly elected, for a six-year term, beginning January 3. Elections are held the first Tuesday after November 1. Before 1914, they were chosen by the Connecticut General Assembly, and before 1935, their terms began March 4. Its current U.S. senators are Democrats Richard Blumenthal (serving since 2011) and Chris Murphy (serving since 2013). Chris Dodd is Connecticut's longest-serving senator (1981–2011).

List of senators
! rowspan=7 | 1 ! 1
 * - style="height:2em"
 * rowspan=7 align=left | OliverEllsworth.jpg Oliver Ellsworth
 * rowspan=6 | Pro-Administration
 * rowspan=7 nowrap | Mar 4, 1789 – Mar 8, 1796
 * Elected in 1788.
 * 1
 * rowspan=6 | 1
 * Elected in 1788.Resigned.
 * nowrap | Mar 4, 1789 – Mar 3, 1791
 * | Pro-Administration
 * align=right | William s johnson.jpg William S. Johnson
 * align=right | William s johnson.jpg William S. Johnson


 * - style="height:2em"
 * rowspan=6 | Re-elected in 1791.Resigned to become Chief Justice of the United States.
 * rowspan=10 | 2
 * rowspan=2
 * nowrap | Mar 4, 1791 – Jun 13, 1791
 * colspan=3 | Vacant
 * colspan=3 | Vacant

! rowspan=2 | 2
 * - style="height:2em"
 * rowspan=2 | Elected to finish Johnson's term.Died.
 * rowspan=2 nowrap | Jun 13, 1791 – Jul 23, 1793
 * rowspan=2 | Pro-Administration
 * rowspan=2 align=right | Roger Sherman 1721-1793 by Ralph Earl.jpeg Roger Sherman


 * - style="height:2em"
 * rowspan=3


 * - style="height:2em"
 * nowrap | Jul 23, 1793 – Dec 2, 1793
 * colspan=3 | Vacant
 * colspan=3 | Vacant

! 3
 * - style="height:2em"
 * Elected to finish Sherman's term.Retired.
 * nowrap | Dec 2, 1793 – Mar 3, 1795
 * | Pro-Administration
 * align=right | StephenMitchell.jpg Stephen Mix Mitchell

! rowspan=2 | 4
 * - style="height:2em"
 * | Federalist
 * rowspan=5
 * rowspan=7 | 2
 * rowspan=2 | Election date unknown.Resigned to become Lieutenant Governor of Connecticut.
 * rowspan=2 nowrap | Mar 4, 1795 – Jun 10, 1796
 * rowspan=2 | Federalist
 * rowspan=2 align=right | JonathanTrumbull.jpg Jonathan Trumbull Jr.


 * - style="height:2em"
 * rowspan=3 colspan=3 | Vacant
 * rowspan=3 nowrap | Mar 8, 1796 – May 12, 1796
 * rowspan=3 |


 * - style="height:2em"
 * nowrap | Jun 10, 1796 – Oct 13, 1796
 * colspan=3 | Vacant
 * colspan=3 | Vacant

! rowspan=8 | 5
 * - style="height:2em"
 * rowspan=4 | Elected to finish Trumbull's term.
 * rowspan=8 nowrap | Oct 13, 1796 – Jul 19, 1807
 * rowspan=8 | Federalist
 * rowspan=8 align=right | Uriah Tracy - Ralph Earl.jpg Uriah Tracy

! rowspan=10 | 2
 * - style="height:2em"
 * rowspan=10 align=left | JamesHillhouse.jpg James Hillhouse
 * rowspan=10 | Federalist
 * rowspan=10 nowrap | May 12, 1796 – Jun 10, 1810
 * Elected to finish Ellsworth's term.


 * - style="height:2em"
 * rowspan=3 | Re-elected in 1797.
 * rowspan=3 | 3


 * - style="height:2em"


 * - style="height:2em"
 * rowspan=3 | 3
 * rowspan=3 | Re-elected in 1801.
 * rowspan=3 | Re-elected in 1801.


 * - style="height:2em"
 * rowspan=5 | Re-elected in 1802.
 * rowspan=5 | 4


 * - style="height:2em"


 * - style="height:2em"
 * rowspan=3
 * rowspan=7 | 4
 * Re-elected in 1807.Died.


 * - style="height:2em"
 * nowrap | Jul 19, 1807 – Oct 25, 1807
 * colspan=3 | Vacant
 * colspan=3 | Vacant

! rowspan=6 | 6
 * - style="height:2em"
 * rowspan=5 | Elected to finish Tracy's term.
 * rowspan=6 nowrap | Oct 25, 1807 – May 13, 1813
 * rowspan=6 | Federalist
 * rowspan=6 align=right | Chauncey Goodrich.jpg Chauncey Goodrich


 * - style="height:2em"
 * Re-elected in 1809.Resigned.
 * rowspan=6 | 5
 * rowspan=3


 * - style="height:2em"
 * colspan=3 | Vacant
 * nowrap | Jun 10, 1810 – Dec 4, 1810

! rowspan=7 | 3
 * - style="height:2em"
 * rowspan=7 align=left nowrap | SamuelDana.jpg Samuel W. Dana
 * rowspan=7 | Federalist
 * rowspan=7 nowrap | Dec 4, 1810 – Mar 3, 1821
 * rowspan=4 | Elected to finish Hillhouse's term.


 * - style="height:2em"


 * - style="height:2em"
 * rowspan=2
 * rowspan=4 | 5
 * Re-elected in 1813.Resigned to become Lieutenant Governor of Connecticut.

! rowspan=3 | 7
 * - style="height:2em"
 * rowspan=3 | Elected to finish Goodrich's term.Retired.
 * rowspan=3 nowrap | May 13, 1813 – Mar 3, 1819
 * rowspan=3 | Federalist
 * rowspan=3 align=right | Daggett.jpg David Daggett


 * - style="height:2em"
 * rowspan=3 | Re-elected in 1814.
 * rowspan=3 | 6


 * - style="height:2em"

! rowspan=5 | 8
 * - style="height:2em"
 * rowspan=5 | 6
 * rowspan=5 | Elected in 1818.Re-elected in 1824 and presented his credentials but was not permitted to qualify.
 * rowspan=5 nowrap | Mar 4, 1819 – Mar 3, 1825
 * rowspan=5 | Democratic-Republican
 * rowspan=5 align=right | [[File:Chester Harding - The Honorable James Lanman (1769-1841), B.A. 1788, M.A. 1791 - 1880.1 - Yale University Art Gallery.jpg|100px]] James Lanman
 * rowspan=5 align=right | [[File:Chester Harding - The Honorable James Lanman (1769-1841), B.A. 1788, M.A. 1791 - 1880.1 - Yale University Art Gallery.jpg|100px]] James Lanman

! rowspan=2 | 4
 * - style="height:2em"
 * rowspan=2 align=left | Ralph Earl - Elijah Boardman - WGA7452.jpg Elijah Boardman
 * rowspan=2 | Democratic-Republican
 * rowspan=2 nowrap | Mar 4, 1821 – Aug 18, 1823
 * rowspan=2 | Elected in 1821.Died.
 * rowspan=6 | 7


 * - style="height:2em"
 * rowspan=3


 * - style="height:2em"
 * colspan=3 | Vacant
 * nowrap | Aug 18, 1823 – Oct 8, 1823

! rowspan=3 | 5
 * - style="height:2em"
 * rowspan=3 align=left | HenryEdwards.jpg Henry W. Edwards
 * | Democratic-Republican
 * rowspan=3 nowrap | Oct 8, 1823 – Mar 3, 1827
 * rowspan=3 | Appointed to continue Boardman's term.Elected in 1824 to finish Boardman's term.


 * - style="height:2em"
 * rowspan=2 | Jacksonian
 * rowspan=2
 * rowspan=4 | 7
 * nowrap | Mar 4, 1825 – May 4, 1825
 * colspan=3 | Vacant
 * colspan=3 | Vacant

! rowspan=3 | 9
 * - style="height:2em"
 * rowspan=3 | Elected late to complete Lanman's term.
 * rowspan=3 nowrap | May 4, 1825 – Mar 3, 1831
 * rowspan=3 | National Republican
 * rowspan=3 align=right | CalvinWilley.jpg Calvin Willey

! rowspan=3 | 6
 * - style="height:2em"
 * rowspan=3 align=left | Samuel Augustus Foot.jpg Samuel A. Foot
 * rowspan=3 | National Republican
 * rowspan=3 nowrap | Mar 4, 1827 – Mar 3, 1833
 * rowspan=3 | Elected in 1826.Lost re-election.
 * rowspan=3 | 8


 * - style="height:2em"

! rowspan=5 | 10
 * - style="height:2em"
 * rowspan=5 | 8
 * rowspan=5 | Elected in 1831.
 * rowspan=5 nowrap | Mar 4, 1831 – Mar 3, 1837
 * rowspan=5 | National Republican
 * rowspan=5 align=right | Gideon Tomlinson (Conn. Rep., Gov., US Sen.).jpg Gideon Tomlinson
 * rowspan=5 align=right | Gideon Tomlinson (Conn. Rep., Gov., US Sen.).jpg Gideon Tomlinson

! rowspan=2 | 7
 * - style="height:2em"
 * rowspan=2 align=left | Senator Nathan Smith.jpg Nathan Smith
 * rowspan=2 | National Republican
 * rowspan=2 nowrap | Mar 4, 1833 – Dec 6, 1835
 * rowspan=2 | Elected in 1832.Died.
 * rowspan=5 | 9


 * - style="height:2em"
 * rowspan=3


 * - style="height:2em"
 * colspan=3 | Vacant
 * nowrap | Dec 6, 1835 – Dec 21, 1835

! rowspan=2 | 8
 * - style="height:2em"
 * rowspan=2 align=left | JohnMiltonNiles.jpg John Milton Niles
 * | Jacksonian
 * rowspan=2 nowrap | Dec 21, 1835 – Mar 3, 1839
 * rowspan=2 | Elected to finish Smith's term.Retired.

! rowspan=5 | 11
 * - style="height:2em"
 * | Democratic
 * rowspan=5 | 9
 * rowspan=5 | Elected in 1837.
 * rowspan=5 nowrap | Mar 4, 1837 – Mar 3, 1843
 * rowspan=5 | Democratic
 * rowspan=5 | Perry Smith
 * rowspan=5 | Perry Smith

! 9
 * - style="height:2em"
 * align=left nowrap | Thaddeus Betts
 * | Whig
 * nowrap | Mar 4, 1839 – Apr 7, 1840
 * Elected in 1838 or 1839.Died.
 * rowspan=5 | 10
 * rowspan=3


 * - style="height:2em"
 * colspan=3 | Vacant
 * nowrap | Apr 7, 1840 – May 4, 1840

! rowspan=5 | 10
 * - style="height:2em"
 * rowspan=5 align=left | Jabez Williams Huntington.jpg Jabez W. Huntington
 * rowspan=5 | Whig
 * rowspan=5 nowrap | May 4, 1840 – Nov 1, 1847
 * rowspan=3 | Elected to finish Betts's term.


 * - style="height:2em"

! rowspan=5 | 12
 * - style="height:2em"
 * rowspan=5 | 10
 * rowspan=5 | Elected in 1842.Retired.
 * rowspan=5 nowrap | Mar 4, 1843 – Mar 3, 1849
 * rowspan=5 | Democratic
 * rowspan=5 align=right | JohnMiltonNiles.jpg John Milton Niles
 * rowspan=5 align=right | JohnMiltonNiles.jpg John Milton Niles


 * - style="height:2em"
 * rowspan=2 | Re-elected in 1844 or 1845.Died.
 * rowspan=5 | 11


 * - style="height:2em"
 * rowspan=3


 * - style="height:2em"
 * colspan=3 | Vacant
 * nowrap | Nov 1, 1847 – Nov 11, 1847

! rowspan=2 | 11
 * - style="height:2em"
 * rowspan=2 align=left | GovRogerBaldwin.jpg Roger Sherman Baldwin
 * rowspan=2 | Whig
 * rowspan=2 nowrap | Nov 11, 1847 – Mar 3, 1851
 * rowspan=2 | Appointed to continue Huntington's term.Elected in 1848 to finish Huntington's term.

! rowspan=4 | 13
 * - style="height:2em"
 * rowspan=5 | 11
 * rowspan=4 | Elected in 1848 or 1849.Resigned.
 * rowspan=4 nowrap | Mar 4, 1849 – May 24, 1854
 * rowspan=4 | Whig
 * rowspan=4 align=right | Truman Smith.jpg Truman Smith
 * rowspan=4 align=right | Truman Smith.jpg Truman Smith


 * - style="height:2em"
 * colspan=3 | Vacant
 * nowrap | Mar 4, 1851 – May 12, 1852
 * rowspan=5 | 12
 * rowspan=2
 * rowspan=2

! rowspan=4 | 12
 * - style="height:2em"
 * rowspan=4 align=left | Isaac Toucey - Brady-Handy.jpg Isaac Toucey
 * rowspan=4 | Democratic
 * rowspan=4 nowrap | May 12, 1852 – Mar 3, 1857
 * rowspan=4 | Elected late in 1852.Retired.


 * - style="height:2em"
 * rowspan=2

! 14
 * - style="height:2em"
 * Elected to finish Smith's term.Retired.
 * nowrap | May 24, 1854 – Mar 3, 1855
 * | Free Soil
 * align=right | FGillette.jpg Francis Gillette

! rowspan=6 | 15
 * - style="height:2em"
 * rowspan=3 | 12
 * rowspan=3 | Elected in 1854.
 * rowspan=6 nowrap | Mar 4, 1855 – Mar 3, 1867
 * rowspan=6 | Republican
 * rowspan=6 align=right | Lafayette S. Foster - Brady-Handy.jpg Lafayette S. Foster
 * rowspan=6 align=right | Lafayette S. Foster - Brady-Handy.jpg Lafayette S. Foster

! rowspan=6 | 13
 * - style="height:2em"
 * rowspan=6 align=left | James Dixon - Brady-Handy.jpg James Dixon
 * rowspan=6 | Republican
 * rowspan=6 nowrap | Mar 4, 1857 – Mar 3, 1869
 * rowspan=3 | Elected in 1856.
 * rowspan=3 | 13


 * - style="height:2em"


 * - style="height:2em"
 * rowspan=3 | 13
 * rowspan=3 | Re-elected in 1860.Lost re-election.
 * rowspan=3 | Re-elected in 1860.Lost re-election.


 * - style="height:2em"
 * rowspan=3 | Re-elected in 1863.Lost re-election.
 * rowspan=3 | 14


 * - style="height:2em"

! rowspan=6 | 16
 * - style="height:2em"
 * rowspan=3 | 14
 * rowspan=3 | Elected in 1866.
 * rowspan=6 nowrap | Mar 4, 1867 – Nov 21, 1875
 * rowspan=3 | Republican
 * rowspan=6 align=right | Orris S. Ferry - Brady-Handy.jpg Orris S. Ferry
 * rowspan=6 align=right | Orris S. Ferry - Brady-Handy.jpg Orris S. Ferry

! rowspan=3 | 14
 * - style="height:2em"
 * rowspan=3 align=left | William Alfred Buckingham - Brady-Handy.jpg William A. Buckingham
 * rowspan=3 | Republican
 * rowspan=3 nowrap | Mar 4, 1869 – Feb 5, 1875
 * rowspan=3 | Elected in 1868 or 1869.Lost re-election and died before end of term.
 * rowspan=4 | 15


 * - style="height:2em"


 * - style="height:2em"
 * rowspan=2
 * rowspan=7 | 15
 * rowspan=3 | Re-elected in 1872.Died.
 * rowspan=2 | Liberal Republican

! rowspan=7 | 15
 * - style="height:2em"
 * rowspan=7 align=left | William W. Eaton - Brady-Handy.jpg William W. Eaton
 * rowspan=7 | Democratic
 * rowspan=7 nowrap | Feb 5, 1875 – Mar 3, 1881
 * Appointed to finish Buckingham's term, having been elected to the next term.


 * - style="height:2em"
 * rowspan=6 | Elected in 1874.Unknown if retired or lost re-election.
 * rowspan=6 | 16
 * rowspan=4
 * | Republican


 * - style="height:2em"
 * nowrap | Nov 21, 1875 – Nov 27, 1875
 * colspan=3 | Vacant
 * colspan=3 | Vacant

! 17
 * - style="height:2em"
 * Appointed to continue Ferry's term.Retired when successor elected.
 * nowrap | Nov 27, 1875 – May 17, 1876
 * | Democratic
 * align=right | JEEnglish.jpg James E. English

! rowspan=2 | 18
 * - style="height:2em"
 * rowspan=2 | Elected to finish Ferry's term.
 * rowspan=2 nowrap | May 17, 1876 – Mar 3, 1879
 * rowspan=2 | Democratic
 * rowspan=2 align=right | William Henry Barnum - Brady-Handy.jpg William Barnum


 * - style="height:2em"

! rowspan=13 | 19
 * - style="height:2em"
 * rowspan=3 | 16
 * rowspan=3 | Elected in 1879.
 * rowspan=13 nowrap | Mar 4, 1879 – Apr 21, 1905
 * rowspan=13 | Republican
 * rowspan=13 align=right | Orville Hitchcock Platt.jpg Orville H. Platt
 * rowspan=13 align=right | Orville Hitchcock Platt.jpg Orville H. Platt

! rowspan=13 | 16
 * - style="height:2em"
 * rowspan=13 align=left | Joseph Roswell Hawley - Brady-Handy.jpg Joseph R. Hawley
 * rowspan=13 | Republican
 * rowspan=13 nowrap | Mar 4, 1881 – Mar 3, 1905
 * rowspan=3 | Elected in 1881.
 * rowspan=3 | 17


 * - style="height:2em"


 * - style="height:2em"
 * rowspan=3 | 17
 * rowspan=3 | Re-elected in 1885.
 * rowspan=3 | Re-elected in 1885.


 * - style="height:2em"
 * rowspan=3 | Re-elected in 1887.
 * rowspan=3 | 18


 * - style="height:2em"


 * - style="height:2em"
 * rowspan=3 |18
 * rowspan=3 | Re-elected in 1891.
 * rowspan=3 | Re-elected in 1891.


 * - style="height:2em"
 * rowspan=3 | Re-elected in 1893.
 * rowspan=3 | 19


 * - style="height:2em"


 * - style="height:2em"
 * rowspan=3 | 19
 * rowspan=3 | Re-elected in 1897.
 * rowspan=3 | Re-elected in 1897.


 * - style="height:2em"
 * rowspan=4 | Re-elected in 1899.Retired.
 * rowspan=4 | 20


 * - style="height:2em"


 * - style="height:2em"
 * rowspan=2
 * rowspan=5 | 20
 * Re-elected in 1903.Died.


 * - style="height:2em"
 * rowspan=2 |
 * rowspan=2 nowrap | Apr 21, 1905 – May 10, 1905
 * rowspan=2 colspan=3 | Vacant

! rowspan=4 | 17
 * - style="height:2em"
 * rowspan=4 align=left | Bulkeley Morgan 2.jpg Morgan Bulkeley
 * rowspan=4 | Republican
 * rowspan=4 nowrap | Mar 4, 1905 – Mar 3, 1911
 * rowspan=4 | Elected in 1905. Lost re-election.
 * rowspan=4 | 21
 * rowspan=2

! rowspan=10 | 20
 * - style="height:2em"
 * rowspan=2 | Elected to finish Platt's term.
 * rowspan=10 nowrap | May 10, 1905 – Oct 14, 1924
 * rowspan=10 | Republican
 * rowspan=10 align=right | Frank Bosworth Brandegee.jpg Frank B. Brandegee


 * - style="height:2em"


 * - style="height:2em"
 * rowspan=3 | 21
 * rowspan=3 | Re-elected in 1909.
 * rowspan=3 | Re-elected in 1909.

! rowspan=11 | 18
 * - style="height:2em"
 * rowspan=11 align=left | McLEAN, GEORGE P. HONORABLE LCCN2016857989 (resized).jpg George P. McLean
 * rowspan=11 | Republican
 * rowspan=11 nowrap | Mar 4, 1911 – Mar 3, 1929
 * rowspan=3 | Elected in 1911.
 * rowspan=3 | 22


 * - style="height:2em"


 * - style="height:2em"
 * rowspan=3 | 22
 * rowspan=3 | Re-elected in 1914.
 * rowspan=3 | Re-elected in 1914.


 * - style="height:2em"
 * rowspan=3 | Re-elected in 1916.
 * rowspan=3 | 23


 * - style="height:2em"


 * - style="height:2em"
 * rowspan=5 | 23
 * rowspan=2 | Re-elected in 1920.Died.
 * rowspan=2 | Re-elected in 1920.Died.


 * - style="height:2em"
 * rowspan=5 | Re-elected in 1922.Retired.
 * rowspan=5 | 24
 * rowspan=3


 * - style="height:2em"
 * nowrap | Oct 14, 1924 – Dec 17, 1924
 * colspan=3 | Vacant
 * colspan=3 | Vacant

! rowspan=5 | 21
 * - style="height:2em"
 * rowspan=2 | Elected to finish Brandegee's term and seated Jan 8, 1925.
 * rowspan=5 nowrap | Dec 17, 1924 – Mar 3, 1933
 * rowspan=5 | Republican
 * rowspan=5 align=right | BINGHAM, HIRAM. SENATOR LCCN2016862218 (resized).jpg Hiram Bingham III


 * - style="height:2em"


 * - style="height:2em"
 * rowspan=3 | 24
 * rowspan=3 | Re-elected in 1926.Lost re-election.
 * rowspan=3 | Re-elected in 1926.Lost re-election.

! rowspan=3 | 19
 * - style="height:2em"
 * rowspan=3 align=left | WALCOTT, F.C. LCCN2016859977.jpg Frederic C. Walcott
 * rowspan=3 | Republican
 * rowspan=3 nowrap | Mar 4, 1929 – Jan 3, 1935
 * rowspan=3 | Elected in 1928.Lost re-election.
 * rowspan=3 | 25


 * - style="height:2em"

! rowspan=3 | 22
 * - style="height:2em"
 * rowspan=3 | 25
 * rowspan=3 | Elected in 1932.Lost re-election.
 * rowspan=3 nowrap | Mar 4, 1933 – Jan 3, 1939
 * rowspan=3 | Democratic
 * rowspan=3 align=right | AugustineLonergan.jpg Augustine Lonergan
 * rowspan=3 align=right | AugustineLonergan.jpg Augustine Lonergan

! rowspan=6 | 20
 * - style="height:2em"
 * rowspan=6 align=left | FrancisMaloney.jpg Francis T. Maloney
 * rowspan=6 | Democratic
 * rowspan=6 nowrap | Jan 3, 1935 – Jan 16, 1945
 * rowspan=3 | Elected in 1934.
 * rowspan=3 | 26


 * - style="height:2em"

! rowspan=3 | 23
 * - style="height:2em"
 * rowspan=3 | 26
 * rowspan=3 | Elected in 1938.Lost re-election.
 * rowspan=3 nowrap | Jan 3, 1939 – Jan 3, 1945
 * rowspan=3 | Republican
 * rowspan=3 align=right | John A. Danaher.jpg John A. Danaher
 * rowspan=3 align=right | John A. Danaher.jpg John A. Danaher


 * - style="height:2em"
 * rowspan=3 | Re-elected in 1940.Died.
 * rowspan=7 | 27


 * - style="height:2em"

! rowspan=9 | 24
 * - style="height:2em"
 * rowspan=5
 * rowspan=8 | 27
 * rowspan=8 | Elected in 1944.
 * rowspan=9 nowrap | Jan 3, 1945 – Jul 28, 1952
 * rowspan=9 | Democratic
 * rowspan=9 align=right | SenBMcMahon.jpg Brien McMahon


 * - style="height:2em"
 * colspan=3 | Vacant
 * nowrap | Jan 16, 1945 – Feb 15, 1945

! 21
 * - style="height:2em"
 * align=left | Thomas Charles Hart.jpg Thomas C. Hart
 * | Republican
 * nowrap | Feb 15, 1945 – Nov 5, 1946
 * Appointed to continue Maloney's term.Successor qualified.


 * - style="height:2em"
 * colspan=3 | Vacant
 * nowrap | Nov 5, 1946 – Dec 27, 1946

! rowspan=3 | 22
 * - style="height:2em"
 * rowspan=3 align=left | Raymond Earl Baldwin.jpg Raymond E. Baldwin
 * rowspan=3 | Republican
 * rowspan=3 nowrap | Dec 27, 1946 – Dec 16, 1949
 * Elected to finish Maloney's term.


 * - style="height:2em"
 * rowspan=2 | Elected to full term in 1946.Resigned.
 * rowspan=7 | 28


 * - style="height:2em"
 * rowspan=2

! rowspan=5 | 23
 * - style="height:2em"
 * rowspan=5 align=left nowrap | BENTON, WILLIAM LCCN2016862778 (resized).jpg William Benton
 * rowspan=5 | Democratic
 * rowspan=5 nowrap | Dec 17, 1949 – Jan 3, 1953
 * rowspan=5 | Appointed to continue Baldwin's term.Elected to finish Baldwin's term.Lost re-election.


 * - style="height:2em"
 * rowspan=4
 * rowspan=6 | 28
 * Re-elected in 1950.Died.


 * - style="height:2em"
 * nowrap | Jul 28, 1952 – Aug 29, 1952
 * colspan=3 | Vacant
 * colspan=3 | Vacant

! 25
 * - style="height:2em"
 * Appointed to continue McMahon's term.Retired when successor elected, and elected to the class 1 seat.
 * nowrap | Aug 29, 1952 – Nov 4, 1952
 * | Republican
 * align=right | William Arthur Purtell.jpg William A. Purtell

! rowspan=6 | 26
 * - style="height:2em"
 * rowspan=3 | Elected to finish McMahon's term.
 * rowspan=6 nowrap | Nov 4, 1952 – Jan 3, 1963
 * rowspan=6 | Republican
 * rowspan=6 align=right | PrescottBush.jpg Prescott Bush

! rowspan=3 | 24
 * - style="height:2em"
 * rowspan=3 align=left | William Arthur Purtell.jpg William A. Purtell
 * rowspan=3 | Republican
 * rowspan=3 nowrap | Jan 3, 1953 – Jan 3, 1959
 * rowspan=3 | Elected in 1952.Lost re-election.
 * rowspan=3 | 29


 * - style="height:2em"


 * - style="height:2em"
 * rowspan=3 | 29
 * rowspan=3 | Re-elected in 1956.Retired.
 * rowspan=3 | Re-elected in 1956.Retired.

! rowspan=6 | 25
 * - style="height:2em"
 * rowspan=6 align=left | Thomasjdodd.jpg Thomas J. Dodd
 * rowspan=6 | Democratic
 * rowspan=6 nowrap | Jan 3, 1959 – Jan 3, 1971
 * rowspan=3 | Elected in 1958.
 * rowspan=3 | 30


 * - style="height:2em"

! rowspan=9 | 27
 * - style="height:2em"
 * rowspan=3 | 30
 * rowspan=3 | Elected in 1962.
 * rowspan=9 nowrap | Jan 3, 1963 – Jan 3, 1981
 * rowspan=9 | Democratic
 * rowspan=9 align=right | Abraham-Ribicoff (cropped).jpg Abraham Ribicoff
 * rowspan=9 align=right | Abraham-Ribicoff (cropped).jpg Abraham Ribicoff


 * - style="height:2em"
 * rowspan=3 | Re-elected in 1964.Lost renomination, and lost re-election as an independent.
 * rowspan=3 | 31


 * - style="height:2em"


 * - style="height:2em"
 * rowspan=3 | 31
 * rowspan=3 | Re-elected in 1968.
 * rowspan=3 | Re-elected in 1968.

! rowspan=9 | 26
 * - style="height:2em"
 * rowspan=9 align=left | Lweicker.jpg Lowell Weicker
 * rowspan=9 | Republican
 * rowspan=9 nowrap | Jan 3, 1971 – Jan 3, 1989
 * rowspan=3 | Elected in 1970.
 * rowspan=3 | 32


 * - style="height:2em"


 * - style="height:2em"
 * rowspan=3 | 32
 * rowspan=3 | Re-elected in 1974.Retired.
 * rowspan=3 | Re-elected in 1974.Retired.


 * - style="height:2em"
 * rowspan=3 | Re-elected in 1976.
 * rowspan=3 | 33


 * - style="height:2em"

! rowspan=15 | 28
 * - style="height:2em"
 * rowspan=3 | 33
 * rowspan=3 | Elected in 1980.
 * rowspan=15 nowrap | Jan 3, 1981 – Jan 3, 2011
 * rowspan=15 | Democratic
 * rowspan=15 align=right | Christopher Dodd official portrait 2.jpg Chris Dodd
 * rowspan=15 align=right | Christopher Dodd official portrait 2.jpg Chris Dodd


 * - style="height:2em"
 * rowspan=3 | Re-elected in 1982.Lost re-election.
 * rowspan=3 | 34


 * - style="height:2em"


 * - style="height:2em"
 * rowspan=3 | 34
 * rowspan=3 | Re-elected in 1986.
 * rowspan=3 | Re-elected in 1986.

! rowspan=12 | 27
 * - style="height:2em"
 * rowspan=12 align=left | Joe Lieberman official portrait 2 (cropped 2).jpg Joe Lieberman
 * rowspan=9 | Democratic
 * rowspan=12 nowrap | Jan 3, 1989 – Jan 3, 2013
 * rowspan=3 | Elected in 1988.
 * rowspan=3 | 35


 * - style="height:2em"


 * - style="height:2em"
 * rowspan=3 | 35
 * rowspan=3 | Re-elected in 1992.
 * rowspan=3 | Re-elected in 1992.


 * - style="height:2em"
 * rowspan=3 | Re-elected in 1994.
 * rowspan=3 | 36


 * - style="height:2em"


 * - style="height:2em"
 * rowspan=3 | 36
 * rowspan=3 | Re-elected in 1998.
 * rowspan=3 | Re-elected in 1998.


 * - style="height:2em"
 * rowspan=3 | Re-elected in 2000.
 * rowspan=3 | 37


 * - style="height:2em"


 * - style="height:2em"
 * rowspan=3 | 37
 * rowspan=3 | Re-elected in 2004.Retired.
 * rowspan=3 | Re-elected in 2004.Retired.


 * - style="height:2em"
 * rowspan=3 | Independent
 * rowspan=3 | Lost re-nomination, but re-elected in 2006 as an Independent.Retired.
 * rowspan=3 | 38


 * - style="height:2em"

! rowspan=9 | 29
 * - style="height:2em"
 * rowspan=3 | 38
 * rowspan=3 | Elected in 2010.
 * rowspan=9 nowrap | Jan 3, 2011 – present
 * rowspan=9 | Democratic
 * rowspan=9 align=right | Richard Blumenthal Official Portrait.jpg Richard Blumenthal
 * rowspan=9 align=right | Richard Blumenthal Official Portrait.jpg Richard Blumenthal

! rowspan=6 | 28
 * - style="height:2em"
 * rowspan=6 align=left | Chris Murphy, official portrait, 113th Congress.jpg Chris Murphy
 * rowspan=6 | Democratic
 * rowspan=6 nowrap | Jan 3, 2013 – present
 * rowspan=3 | Elected in 2012.
 * rowspan=3 | 39


 * - style="height:2em"


 * - style="height:2em"
 * rowspan=3 | 39
 * rowspan=3 | Re-elected in 2016.
 * rowspan=3 | Re-elected in 2016.


 * - style="height:2em"
 * rowspan=3 | Re-elected in 2018.
 * rowspan=3 | 40


 * - style="height:2em"


 * - style="height:2em"
 * rowspan=3 | 40
 * rowspan=3 | Re-elected in 2022.
 * rowspan=3 | Re-elected in 2022.


 * - style="height:2em"
 * rowspan=3 colspan=5 | To be determined in the 2024 election.
 * rowspan=3 | 41


 * - style="height:2em"


 * - style="height:2em"
 * 41
 * colspan=5 | To be determined in the 2028 election.
 * colspan=5 | To be determined in the 2028 election.