Member | Party | Term | Congress | Electoral history |
![](//upload.wikimedia.org/wikipedia/commons/thumb/1/1f/ViningJohnM_0001.jpg/100px-ViningJohnM_0001.jpg) John Vining (Dover) | Pro- Administration | March 4, 1789 – March 3, 1793 | 1st 2nd | Elected in 1789. Re-elected in 1790. Retired. |
![](//upload.wikimedia.org/wikipedia/commons/thumb/1/15/PattenJohn.jpg/100px-PattenJohn.jpg) John Patten (Dover) | Anti- Administration | March 4, 1793 – February 14, 1794 | 3rd | Elected in 1792. Lost election contest. |
![Henry Latimer](//upload.wikimedia.org/wikipedia/commons/thumb/4/43/Henry_Latimer_US.gif/100px-Henry_Latimer_US.gif) Henry Latimer (Newport) | Pro- Administration | February 14, 1794 – February 7, 1795 | 3rd | Won election contest. Lost re-election. |
![](//upload.wikimedia.org/wikipedia/commons/thumb/1/15/PattenJohn.jpg/100px-PattenJohn.jpg) John Patten (Dover) | Democratic- Republican | March 4, 1795 – March 3, 1797 | 4th | Elected in 1794. Retired. |
![](//upload.wikimedia.org/wikipedia/commons/thumb/5/57/BayardJames_ASr.jpg/100px-BayardJames_ASr.jpg) James A. Bayard (Wilmington) | Federalist | March 4, 1797 – March 3, 1803 | 5th 6th 7th | Elected in 1796. Re-elected in 1798. Re-elected in 1800. Lost re-election. |
![](//upload.wikimedia.org/wikipedia/commons/thumb/b/b4/Rodneycaesara3.jpg/100px-Rodneycaesara3.jpg) Caesar Augustus Rodney (Wilmington) | Democratic- Republican | March 4, 1803 – March 3, 1805 | 8th | Elected in 1802. Lost re-election. |
Vacant | March 4, 1805 – October 1, 1805 | 9th | James A. Bayard was elected in 1804 but declined to serve, having also been elected U.S. senator. |
![](//upload.wikimedia.org/wikipedia/commons/thumb/0/08/James_Madison_Broom.jpg/100px-James_Madison_Broom.jpg) James M. Broom (Wilmington) | Federalist | October 1, 1805 – October 6, 1807 | 9th 10th | Elected October 1, 1805 to finish Bayard's term and seated December 2, 1805. Re-elected in 1806, but declined the seat. |
![](//upload.wikimedia.org/wikipedia/commons/thumb/1/19/Vandykenjr.jpg/100px-Vandykenjr.jpg) Nicholas Van Dyke (New Castle) | Federalist | October 6, 1807 – March 3, 1811 | 10th 11th | Elected to finish Broom's term. Re-elected in 1808. Retired. |
![](//upload.wikimedia.org/wikipedia/commons/thumb/5/52/Ridgelyhm.jpg/100px-Ridgelyhm.jpg) Henry M. Ridgely (Dover) | Federalist | March 4, 1811 – March 3, 1815 | 12th 13th | Elected in 1810. Re-elected in 1812. Retired. |
![](//upload.wikimedia.org/wikipedia/commons/thumb/f/f0/Thomas_Clayton_US.jpg/100px-Thomas_Clayton_US.jpg) Thomas Clayton (Dover) | Federalist | March 4, 1815 – March 3, 1817 | 14th | Elected in 1814. Lost re-election. |
![](//upload.wikimedia.org/wikipedia/commons/thumb/f/f9/LMcLane.jpg/100px-LMcLane.jpg) Louis McLane (Wilmington) | Federalist[a] | March 4, 1817 – March 3, 1825 | 15th 16th 17th 18th 19th | Elected in 1816. Re-elected in 1818. Re-elected in 1820. Re-elected in 1822. Re-elected in 1824. Re-elected in 1826 but declined to serve having been elected U.S. senator. |
Jacksonian | March 4, 1825 – March 3, 1827 |
Vacant | March 3, 1827 – October 2, 1827 | 20th | |
![](//upload.wikimedia.org/wikipedia/commons/thumb/d/df/JohnsKenseyJr.jpg/100px-JohnsKenseyJr.jpg) Kensey Johns Jr. (New Castle) | Anti- Jacksonian | October 2, 1827 – March 3, 1831 | 20th 21st | Elected October 2, 1827 to finish McLane's term and seated December 3, 1827. Re-elected in 1828. Retired. |
![](//upload.wikimedia.org/wikipedia/commons/thumb/3/38/MilliganJohnJ.jpg/100px-MilliganJohnJ.jpg) John J. Milligan (Wilmington) | Anti- Jacksonian | March 4, 1831 – March 3, 1837 | 22nd 23rd 24th 25th | Elected in 1830. Re-elected in 1832. Re-elected in 1834. Re-elected in 1836. Lost re-election. |
Whig | March 4, 1837 – March 3, 1839 |
Thomas Robinson Jr. (Georgetown) | Democratic | March 4, 1839 – March 3, 1841 | 26th | Elected in 1838. Lost re-election. |
![](//upload.wikimedia.org/wikipedia/commons/thumb/1/10/George_B._Rodney_%28Delaware_Congressman%29.jpg/100px-George_B._Rodney_%28Delaware_Congressman%29.jpg) George B. Rodney (New Castle) | Whig | March 4, 1841 – March 3, 1845 | 27th 28th | Elected in 1840. Re-elected in 1842. Retired. |
![](//upload.wikimedia.org/wikipedia/commons/thumb/9/9d/John_W._Houston.jpg/100px-John_W._Houston.jpg) John W. Houston (Georgetown) | Whig | March 4, 1845 – March 3, 1851 | 29th 30th 31st | Elected in 1844. Re-elected in 1846. Re-elected in 1848. Retired. |
![](//upload.wikimedia.org/wikipedia/commons/thumb/d/de/George_R._Riddle_-_Brady-Handy.jpg/100px-George_R._Riddle_-_Brady-Handy.jpg) George R. Riddle (Wilmington) | Democratic | March 4, 1851 – March 3, 1855 | 32nd 33rd | Elected in 1850. Re-elected in 1852. Lost re-election. |
Elisha D. Cullen (Georgetown) | Know Nothing | March 4, 1855 – March 3, 1857 | 34th | Elected in 1854. Lost re-election. |
![](//upload.wikimedia.org/wikipedia/commons/thumb/b/b5/WilliamGWhiteley.jpg/100px-WilliamGWhiteley.jpg) William G. Whiteley (New Castle) | Democratic | March 4, 1857 – March 3, 1861 | 35th 36th | Elected in 1856. Re-elected in 1858. Retired. |
![](//upload.wikimedia.org/wikipedia/commons/thumb/2/21/Hon._George_P._Fisher%2C_Del_-_NARA_-_526255.jpg/100px-Hon._George_P._Fisher%2C_Del_-_NARA_-_526255.jpg) George P. Fisher (Dover) | Union | March 4, 1861 – March 3, 1863 | 37th | Elected in 1860. Lost re-election. |
![William Temple](//upload.wikimedia.org/wikipedia/commons/thumb/e/ec/WilliamTemple.gif/100px-WilliamTemple.gif) William Temple (Smyrna) | Democratic | March 4, 1863 – May 28, 1863 | 38th | Elected in 1862. Died. |
Vacant | May 28, 1863 – December 7, 1863 | 38th | |
![](//upload.wikimedia.org/wikipedia/commons/thumb/4/48/Nathaniel_B._Smithers_%28Delaware_Congressman%29.jpg/100px-Nathaniel_B._Smithers_%28Delaware_Congressman%29.jpg) Nathaniel B. Smithers (Dover) | Union | December 7, 1863 – March 3, 1865 | 38th | Elected to finish Temple's term. Lost re-election. |
![](//upload.wikimedia.org/wikipedia/commons/thumb/d/d1/John_A._Nicholson.jpeg/100px-John_A._Nicholson.jpeg) John A. Nicholson (Dover) | Democratic | March 4, 1865 – March 3, 1869 | 39th 40th | Elected in 1864. Re-elected in 1866. Retired. |
![Benjamin T. Biggs](//upload.wikimedia.org/wikipedia/commons/thumb/0/07/BenjaminBiggs.png/100px-BenjaminBiggs.png) Benjamin T. Biggs (Summit Bridge) | Democratic | March 4, 1869 – March 3, 1873 | 41st 42nd | Elected in 1868. Re-elected in 1870. Retired. |
James R. Lofland (Milford) | Republican | March 4, 1873 – March 3, 1875 | 43rd | Elected in 1872. Lost re-election. |
![](//upload.wikimedia.org/wikipedia/commons/thumb/f/f7/James_Williams_Delaware_representative_-_Brady-Handy.jpg/100px-James_Williams_Delaware_representative_-_Brady-Handy.jpg) James Williams (Kenton) | Democratic | March 4, 1875 – March 3, 1879 | 44th 45th | Elected in 1874. Re-elected in 1876. Retired. |
Edward L. Martin (Seaford) | Democratic | March 4, 1879 – March 3, 1883 | 46th 47th | Elected in 1878. Re-elected in 1880. Retired. |
![](//upload.wikimedia.org/wikipedia/commons/thumb/6/62/Charles_B._Lore_%28Delaware_Congressman%29.jpg/100px-Charles_B._Lore_%28Delaware_Congressman%29.jpg) Charles B. Lore (Wilmington) | Democratic | March 4, 1883 – March 3, 1887 | 48th 49th | Elected in 1882. Re-elected in 1884. Retired. |
![](//upload.wikimedia.org/wikipedia/commons/thumb/6/60/John_B._Penington_%28Delaware_Congressman%29.jpg/100px-John_B._Penington_%28Delaware_Congressman%29.jpg) John B. Penington (Dover) | Democratic | March 4, 1887 – March 3, 1891 | 50th 51st | Elected in 1886. Re-elected in 1888. Retired. |
![](//upload.wikimedia.org/wikipedia/commons/thumb/c/cd/JohnWCausey.jpg/100px-JohnWCausey.jpg) John W. Causey (Milford) | Democratic | March 4, 1891 – March 3, 1895 | 52nd 53rd | Elected in 1890. Re-elected in 1892. Retired. |
![](//upload.wikimedia.org/wikipedia/commons/thumb/5/5c/JonathanSWillis.jpg/100px-JonathanSWillis.jpg) Jonathan S. Willis (Milford) | Republican | March 4, 1895 – March 3, 1897 | 54th | Elected in 1894. Lost re-election. |
![](//upload.wikimedia.org/wikipedia/commons/thumb/e/e5/L._Irving_Handy_%28Delaware_Congressman%29.jpg/100px-L._Irving_Handy_%28Delaware_Congressman%29.jpg) L. Irving Handy (Newark) | Democratic | March 4, 1897 – March 3, 1899 | 55th | Elected in 1896. Lost re-election. |
![](//upload.wikimedia.org/wikipedia/en/thumb/8/80/Hoffeckerjohn.jpg/100px-Hoffeckerjohn.jpg) John H. Hoffecker (Smyrna) | Republican | March 4, 1899 – June 16, 1900 | 56th | Elected in 1898. Died. |
Vacant | June 16, 1900 – November 6, 1900 | |
Walter O. Hoffecker (Smyrna) | Republican | November 6, 1900 – March 3, 1901 | Elected to finish his father's term. Retired. |
![](//upload.wikimedia.org/wikipedia/commons/thumb/6/62/BallHeisler.jpg/100px-BallHeisler.jpg) L. Heisler Ball (Faulkland) | Republican | March 4, 1901 – March 3, 1903 | 57th | Elected in 1900. Retired to run for U.S. senator. |
![](//upload.wikimedia.org/wikipedia/commons/thumb/8/84/Henry_Aydelotte_Houston.jpg/100px-Henry_Aydelotte_Houston.jpg) Henry A. Houston (Millsboro) | Democratic | March 4, 1903 – March 3, 1905 | 58th | Elected in 1902. Retired. |
![](//upload.wikimedia.org/wikipedia/commons/thumb/a/a9/Burtonhiram.jpg/100px-Burtonhiram.jpg) Hiram R. Burton (Lewes) | Republican | March 4, 1905 – March 3, 1909 | 59th 60th | Elected in 1904. Re-elected in 1906. Lost renomination. |
![](//upload.wikimedia.org/wikipedia/commons/thumb/4/4e/William_Henry_Heald_%28Delaware_Congressman%29.jpg/100px-William_Henry_Heald_%28Delaware_Congressman%29.jpg) William H. Heald (Wilmington) | Republican | March 4, 1909 – March 3, 1913 | 61st 62nd | Elected in 1908. Re-elected in 1910. Retired. |
![](//upload.wikimedia.org/wikipedia/commons/thumb/d/df/FranklinBrockson_%28cropped%29.jpg/100px-FranklinBrockson_%28cropped%29.jpg) Franklin Brockson (Clayton) | Democratic | March 4, 1913 – March 3, 1915 | 63rd | Elected in 1912. Lost re-election. |
![](//upload.wikimedia.org/wikipedia/commons/thumb/f/f4/Thomas_W._Miller.jpg/100px-Thomas_W._Miller.jpg) Thomas W. Miller (Wilmington) | Republican | March 4, 1915 – March 3, 1917 | 64th | Elected in 1914. Lost re-election. |
![](//upload.wikimedia.org/wikipedia/commons/thumb/d/dd/Albert_Fawcett_Polk_in_1917.jpg/100px-Albert_Fawcett_Polk_in_1917.jpg) Albert F. Polk (Georgetown) | Democratic | March 4, 1917 – March 3, 1919 | 65th | Elected in 1916. Lost re-election. |
![](//upload.wikimedia.org/wikipedia/commons/thumb/c/c9/Caleb_R_Layton_2.jpg/100px-Caleb_R_Layton_2.jpg) Caleb R. Layton (Georgetown) | Republican | March 4, 1919 – March 3, 1923 | 66th 67th | Elected in 1918. Re-elected in 1920. Lost re-election. |
![](//upload.wikimedia.org/wikipedia/commons/thumb/1/15/WilliamHBoyce.jpg/100px-WilliamHBoyce.jpg) William H. Boyce (Dover) | Democratic | March 4, 1923 – March 3, 1925 | 68th | Elected in 1922. Lost re-election. |
![](//upload.wikimedia.org/wikipedia/commons/thumb/7/70/RobertGHouston.jpg/100px-RobertGHouston.jpg) Robert G. Houston (Georgetown) | Republican | March 4, 1925 – March 3, 1933 | 69th 70th 71st 72nd | Elected in 1924. Re-elected in 1926. Re-elected in 1928. Re-elected in 1930. Retired. |
Wilbur L. Adams (Wilmington) | Democratic | March 4, 1933 – January 3, 1935 | 73rd | Elected in 1932. Retired to run for U.S. senator. |
![](//upload.wikimedia.org/wikipedia/commons/thumb/a/a9/Flickr_-_USCapitol_-_J._George_Stewart_%281%29.jpg/100px-Flickr_-_USCapitol_-_J._George_Stewart_%281%29.jpg) J. George Stewart (Wilmington) | Republican | January 3, 1935 – January 3, 1937 | 74th | Elected in 1934. Lost re-election. |
William F. Allen (Seaford) | Democratic | January 3, 1937 – January 3, 1939 | 75th | Elected in 1936. Lost re-election. |
George S. Williams (Millsboro) | Republican | January 3, 1939 – January 3, 1941 | 76th | Elected in 1938. Lost re-election. |
Philip A. Traynor (Wilmington) | Democratic | January 3, 1941 – January 3, 1943 | 77th | Elected in 1940. Lost re-election. |
Earle D. Willey (Dover) | Republican | January 3, 1943 – January 3, 1945 | 78th | Elected in 1942. Lost re-election. |
Philip A. Traynor (Wilmington) | Democratic | January 3, 1945 – January 3, 1947 | 79th | Elected in 1944. Lost re-election. |
![](//upload.wikimedia.org/wikipedia/commons/thumb/5/5b/J._Caleb_Boggs.jpg/100px-J._Caleb_Boggs.jpg) J. Caleb Boggs (Wilmington) | Republican | January 3, 1947 – January 3, 1953 | 80th 81st 82nd | Elected in 1946. Re-elected in 1948. Re-elected in 1950. Retired to run for Governor of Delaware. |
![](//upload.wikimedia.org/wikipedia/commons/thumb/f/fb/Herbert_B._Warburton_%28Delaware_Congressman%29.jpg/100px-Herbert_B._Warburton_%28Delaware_Congressman%29.jpg) Herbert Warburton (Wilmington) | Republican | January 3, 1953 – January 3, 1955 | 83rd | Elected in 1952. Retired to run for U.S. senator. |
![](//upload.wikimedia.org/wikipedia/commons/thumb/9/90/Harris_B._McDowell%2C_Jr..jpg/100px-Harris_B._McDowell%2C_Jr..jpg) Harris McDowell (Middletown) | Democratic | January 3, 1955 – January 3, 1957 | 84th | Elected in 1954. Lost re-election. |
![](//upload.wikimedia.org/wikipedia/commons/thumb/e/e5/Harry_G._Haskell_Jr._%28Delaware_Congressman%29.jpg/100px-Harry_G._Haskell_Jr._%28Delaware_Congressman%29.jpg) Harry G. Haskell Jr. (Wilmington) | Republican | January 3, 1957 – January 3, 1959 | 85th | Elected in 1956. Lost re-election. |
![](//upload.wikimedia.org/wikipedia/commons/thumb/9/90/Harris_B._McDowell%2C_Jr..jpg/100px-Harris_B._McDowell%2C_Jr..jpg) Harris McDowell (Middletown) | Democratic | January 3, 1959 – January 3, 1967 | 86th 87th 88th 89th | Elected in 1958. Re-elected in 1960. Re-elected in 1962. Re-elected in 1964. Lost re-election. |
![](//upload.wikimedia.org/wikipedia/commons/thumb/3/34/Senator_William_V_Roth.jpg/100px-Senator_William_V_Roth.jpg) William Roth (Wilmington) | Republican | January 3, 1967 – December 31, 1970 | 90th 91st | Elected in 1966. Re-elected in 1968. Retired to run for U.S. senator and resigned after the election. |
Vacant | December 31, 1970 – January 3, 1971 | 91st | |
![](//upload.wikimedia.org/wikipedia/commons/thumb/d/d5/Pierre_S._du_Pont_IV.jpg/100px-Pierre_S._du_Pont_IV.jpg) Pete du Pont (Rockland) | Republican | January 3, 1971 – January 3, 1977 | 92nd 93rd 94th | Elected in 1970. Re-elected in 1972. Re-elected in 1974. Retired to run for Governor of Delaware. |
![](//upload.wikimedia.org/wikipedia/commons/thumb/c/cd/Thomas_B._Evans%2C_Jr..jpg/100px-Thomas_B._Evans%2C_Jr..jpg) Thomas B. Evans Jr. (Wilmington) | Republican | January 3, 1977 – January 3, 1983 | 95th 96th 97th | Elected in 1976. Re-elected in 1978. Re-elected in 1980. Lost re-election. |
![](//upload.wikimedia.org/wikipedia/commons/thumb/3/3c/Tom_Carper_102nd_Congressional_portrait.jpg/100px-Tom_Carper_102nd_Congressional_portrait.jpg) Tom Carper (Wilmington) | Democratic | January 3, 1983 – January 3, 1993 | 98th 99th 100th 101st 102nd | Elected in 1982. Re-elected in 1984. Re-elected in 1986. Re-elected in 1988. Re-elected in 1990. Retired to run for Governor of Delaware. |
![](//upload.wikimedia.org/wikipedia/commons/thumb/7/71/Mike_Castle_official_portrait.jpg/100px-Mike_Castle_official_portrait.jpg) Mike Castle (Wilmington) | Republican | January 3, 1993 – January 3, 2011 | 103rd 104th 105th 106th 107th 108th 109th 110th 111th | Elected in 1992. Re-elected in 1994. Re-elected in 1996. Re-elected in 1998. Re-elected in 2000. Re-elected in 2002. Re-elected in 2004. Re-elected in 2006. Re-elected in 2008. Retired to run for U.S. senator. |
![](//upload.wikimedia.org/wikipedia/commons/thumb/8/83/Congressman_John_Carney_2011.jpg/100px-Congressman_John_Carney_2011.jpg) John Carney (Wilmington) | Democratic | January 3, 2011 – January 3, 2017 | 112th 113th 114th | Elected in 2010. Re-elected in 2012. Re-elected in 2014. Retired to run for Governor of Delaware. |
![](//upload.wikimedia.org/wikipedia/commons/thumb/d/da/Lisa_Blunt_Rochester_official_photo.jpg/100px-Lisa_Blunt_Rochester_official_photo.jpg) Lisa Blunt Rochester (Wilmington) | Democratic | January 3, 2017 – present | 115th 116th 117th 118th | Elected in 2016. Re-elected in 2018. Re-elected in 2020. Re-elected in 2022. Retiring at the end of term to run for U.S. Senator. |