Member (Residence)
 | 
Party
 | 
Years of Service
 | 
Cong ress
 | 
Electoral history
 | 
Location
 | 
| District created March 4, 1837
 | 
Samuel Ingham (Saybrook)
 | 
Democratic
 | 
March 4, 1837 – March 3, 1839
 | 
25th
 | 
Redistricted from the at-large district and re-elected in 1837. Lost re-election.
 | 
 | 
William L. Storrs (Middletown)
 | 
Whig
 | 
March 4, 1839 – June, 1840
 | 
26th
 | 
Elected in 1839. Resigned when appointed Associate Justice of the Connecticut Supreme Court.
 | 
| Vacant
 | 
June, 1840 – December 7, 1840
 | 
 | 
.jpg)  William Whiting Boardman (New Haven)
 | 
Whig
 | 
December 7, 1840 – March 3, 1843
 | 
26th 27th
 | 
Elected in special election due to Storrs resignation. Retired.
 | 
John Stewart (Middle Haddam)
 | 
Democratic
 | 
March 4, 1843 – March 3, 1845
 | 
28th
 | 
Elected in 1843. Lost re-election.
 | 
  Samuel Dickinson Hubbard (Middletown)
 | 
Whig
 | 
March 4, 1845 – March 3, 1849
 | 
29th 30th
 | 
Elected in 1845. Re-elected in 1847. Retired.
 | 
  Walter Booth (Meriden)
 | 
Free Soil
 | 
March 4, 1849 – March 3, 1851
 | 
31st
 | 
Elected in 1849. Lost re-election.
 | 
Colin M. Ingersoll (New Haven)
 | 
Democratic
 | 
March 4, 1851 – March 3, 1855
 | 
32nd 33rd
 | 
Elected in 1851. Re-elected in 1853. Retired.
 | 
  John Woodruff (New Haven)
 | 
American
 | 
March 4, 1855 – March 3, 1857
 | 
34th
 | 
Elected in 1855. Lost re-election.
 | 
  Samuel Arnold (Haddam)
 | 
Democratic
 | 
March 4, 1857 – March 3, 1859
 | 
35th
 | 
Elected in 1857. Retired.
 | 
  John Woodruff (New Haven)
 | 
Republican
 | 
March 4, 1859 – March 3, 1861
 | 
36th
 | 
Elected in 1859. Retired.
 | 
  James E. English (New Haven)
 | 
Democratic
 | 
March 4, 1861 – March 3, 1865
 | 
37th 38th
 | 
Elected in 1861. Re-elected in 1863. Retired.
 | 
  Samuel L. Warner (Middletown)
 | 
Republican
 | 
March 4, 1865 – March 3, 1867
 | 
39th
 | 
Elected in 1865. Retired.
 | 
  Julius Hotchkiss (Middletown)
 | 
Democratic
 | 
March 4, 1867 – March 3, 1869
 | 
40th
 | 
Elected in 1867. Retired.
 | 
.jpg)  Stephen Wright Kellogg (Waterbury)
 | 
Republican
 | 
March 4, 1869 – March 3, 1875
 | 
41st 42nd 43rd
 | 
Elected in 1869. Re-elected in 1871. Re-elected in 1873. Lost re-election.
 | 
  James Phelps (Essex)
 | 
Democratic
 | 
March 4, 1875 – March 3, 1883
 | 
44th 45th 46th 47th
 | 
Elected in 1875. Re-elected in 1876. Re-elected in 1878. Re-elected in 1880. Retired.
 | 
.jpg)  Charles Le Moyne Mitchell (New Haven)
 | 
Democratic
 | 
March 4, 1883 – March 3, 1887
 | 
48th 49th
 | 
Elected in 1882. Re-elected in 1884. Retired.
 | 
.jpg)  Carlos French (Seymour)
 | 
Democratic
 | 
March 4, 1887 – March 3, 1889
 | 
50th
 | 
Elected in 1886. Retired.
 | 
.jpg)  Washington F. Willcox (Chester)
 | 
Democratic
 | 
March 4, 1889 – March 3, 1893
 | 
51st 52nd
 | 
Elected in 1888. Re-elected in 1890. Retired.
 | 
.jpg)  James P. Pigott (New Haven)
 | 
Democratic
 | 
March 4, 1893 – March 3, 1895
 | 
53rd
 | 
Elected in 1892. Lost re-election.
 | 
.jpg)  Nehemiah D. Sperry (New Haven)
 | 
Republican
 | 
March 4, 1895 – March 3, 1911
 | 
54th 55th 56th 57th 58th 59th 60th 61st
 | 
Elected in 1894. Re-elected in 1896. Re-elected in 1898. Re-elected in 1900. Re-elected in 1902. Re-elected in 1904. Re-elected in 1906. Re-elected in 1908. Retired.
 | 
  Thomas L. Reilly (Meriden)
 | 
Democratic
 | 
March 4, 1911 – March 3, 1913
 | 
62nd
 | 
Elected in 1910. Redistricted to the 3rd district.
 | 
  Bryan F. Mahan (New London)
 | 
Democratic
 | 
March 4, 1913 – March 3, 1915
 | 
63rd
 | 
Elected in 1912. Lost re-election.
 | 
  Richard P. Freeman (New London)
 | 
Republican
 | 
March 4, 1915 – March 3, 1933
 | 
64th 65th 66th 67th 68th 69th 70th 71st 72nd
 | 
Elected in 1914. Re-elected in 1916. Re-elected in 1918. Re-elected in 1920. Re-elected in 1922. Re-elected in 1924. Re-elected in 1926. Re-elected in 1928. Re-elected in 1930. Lost re-election.
 | 
.jpg)  William L. Higgins (South Coventry)
 | 
Republican
 | 
March 4, 1933 – January 3, 1937
 | 
73rd 74th
 | 
Elected in 1932. Re-elected in 1934. Lost re-election.
 | 
William J. Fitzgerald (Norwich)
 | 
Democratic
 | 
January 3, 1937 – January 3, 1939
 | 
75th
 | 
Elected in 1936. Lost re-election.
 | 
Thomas R. Ball (Old Lyme)
 | 
Republican
 | 
January 3, 1939 – January 3, 1941
 | 
76th
 | 
Elected in 1938. Lost re-election.
 | 
William J. Fitzgerald (Norwich)
 | 
Democratic
 | 
January 3, 1941 – January 3, 1943
 | 
77th
 | 
Elected in 1940. Lost re-election.
 | 
John D. McWilliams (Norwich)
 | 
Republican
 | 
January 3, 1943 – January 3, 1945
 | 
78th
 | 
Elected in 1942. Lost re-election.
 | 
  Chase G. Woodhouse (New London)
 | 
Democratic
 | 
January 3, 1945 – January 3, 1947
 | 
79th
 | 
Elected in 1944. Lost re-election.
 | 
.jpg)  Horace Seely-Brown Jr. (Pomfret Center)
 | 
Republican
 | 
January 3, 1947 – January 3, 1949
 | 
80th
 | 
Elected in 1946. Lost re-election.
 | 
  Chase G. Woodhouse (Sprague)
 | 
Democratic
 | 
January 3, 1949 – January 3, 1951
 | 
81st
 | 
Elected in 1948. Lost re-election.
 | 
.jpg)  Horace Seely-Brown Jr. (Pomfret Center)
 | 
Republican
 | 
January 3, 1951 – January 3, 1959
 | 
82nd 83rd 84th 85th
 | 
Elected in 1950. Re-elected in 1952. Re-elected in 1954. Re-elected in 1956. Lost re-election.
 | 
.jpg)  Chester Bowles (Essex)
 | 
Democratic
 | 
January 3, 1959 – January 3, 1961
 | 
86th
 | 
Elected in 1958. Retired when appointed Under Secretary of State
 | 
.jpg)  Horace Seely-Brown Jr. (Pomfret Center)
 | 
Republican
 | 
January 3, 1961 – January 3, 1963
 | 
87th
 | 
Elected in 1960. Retired after running for US Senate
 | 
  William St. Onge (Putnam)
 | 
Democratic
 | 
January 3, 1963 – May 1, 1970
 | 
88th 89th 90th 91st
 | 
Elected in 1962. Re-elected in 1964. Re-elected in 1966. Re-elected in 1968. Died.
 | 
| Vacant
 | 
May 1, 1970 – November 3, 1970
 | 
91st
 | 
 | 
  Robert H. Steele (Vernon)
 | 
Republican
 | 
November 3, 1970 – January 3, 1975
 | 
91st 92nd 93rd
 | 
Elected to finish St. Onge's term. Re- elected in 1970. Re-elected in 1972. Retired after running for Governor of Connecticut.
 | 
  Chris Dodd (North Stonington)
 | 
Democratic
 | 
January 3, 1975 – January 3, 1981
 | 
94th 95th 96th
 | 
Elected in 1974. Re-elected in 1976. Re-elected in 1978. Retired when elected to the US Senate
 | 
  Sam Gejdenson (Bozrah)
 | 
Democratic
 | 
January 3, 1981 – January 3, 2001
 | 
97th 98th 99th 100th 101st 102nd 103rd 104th 105th 106th
 | 
Elected in 1980. Re-elected in 1982. Re-elected in 1984. Re-elected in 1986. Re-elected in 1988. Re-elected in 1990. Re-elected in 1992. Re-elected in 1994. Re-elected in 1996. Re-elected in 1998. Lost re-election.
 | 
  Rob Simmons (Stonington)
 | 
Republican
 | 
January 3, 2001 – January 3, 2007
 | 
107th 108th 109th
 | 
Elected in 2000. Re-elected in 2002. Re-elected in 2004. Lost re-election.
 | 
2003–2013 
 | 
  Joe Courtney (Vernon)
 | 
Democratic
 | 
January 3, 2007 – present
 | 
110th 111th 112th 113th 114th 115th 116th 117th 118th 119th
 | 
Elected in 2006. Re-elected in 2008. Re-elected in 2010. Re-elected in 2012. Re-elected in 2014. Re-elected in 2016. Re-elected in 2018. Re-elected in 2020. Re-elected in 2022. Re-elected in 2024.
 | 
2013–2023 
 | 
2023–present 
 |