List of United States Representatives from Illinois

Last updated

The following is an alphabetical list of members of the United States House of Representatives from the state of Illinois. For chronological tables of members of both houses of the United States Congress from the state (through the present day), see United States Congressional Delegations from Illinois. The list of names should be complete as of January 3, 2019, but other data may be incomplete. Illinois became the 21st state on December 3, 1818.

Contents

Current representatives

List of members and delegates

Member / DelegatePartyDistrictYearsElectoral history
J. Leroy Adair Democratic 15th March 4, 1933 – January 3, 1937[ data unknown/missing ]
George E. Adams Republican 4th March 4, 1883 – March 4, 1891[ data unknown/missing ]
Charles Adkins Republican 19th March 4, 1925 – March 4, 1933[ data unknown/missing ]
J. Frank Aldrich Republican 1st March 4, 1893 – March 4, 1897[ data unknown/missing ]
William Aldrich Republican 1st March 4, 1877 – March 4, 1883[ data unknown/missing ]
James C. Allen Democratic 7th March 4, 1853 – July 18, 1856House declared not entitled to seat
November 4, 1856 – March 4, 1857Re-elected to fill own vacancy
At-large March 4, 1863 – March 4, 1865[ data unknown/missing ]
John Clayton Allen Republican 14th March 4, 1925 – March 4, 1933[ data unknown/missing ]
Leo E. Allen Republican 13th March 4, 1933 – January 3, 1949[ data unknown/missing ]
16th January 3, 1949 – January 3, 1961[ data unknown/missing ]
William J. Allen Democratic 9th June 2, 1862 – March 4, 1863[ data unknown/missing ]
13th March 4, 1863 – March 4, 1865[ data unknown/missing ]
Willis Allen Democratic 2nd March 4, 1851 – March 4, 1853[ data unknown/missing ]
9th March 4, 1853 – March 4, 1855[ data unknown/missing ]
George A. Anderson Democratic 12th March 4, 1887 – March 4, 1889[ data unknown/missing ]
John B. Anderson Republican 16th January 3, 1961 – January 3, 1981[ data unknown/missing ]
William B. Anderson Independent 19th March 4, 1875 – March 4, 1877[ data unknown/missing ]
Frank Annunzio Democratic 7th January 3, 1965 – January 3, 1973[ data unknown/missing ]
11th January 3, 1973 – January 3, 1993[ data unknown/missing ]
Leslie C. Arends Republican 17th January 3, 1935 – January 3, 1973[ data unknown/missing ]
15th January 3, 1973 – December 31, 1974Resigned
Isaac N. Arnold Republican 2nd March 4, 1861 – March 4, 1863[ data unknown/missing ]
1st March 4, 1863 – March 4, 1865[ data unknown/missing ]
Laurence F. Arnold Democratic 23rd January 3, 1937 – January 3, 1943[ data unknown/missing ]
William W. Arnold Democratic 23rd March 4, 1923 – September 16, 1935Resigned to become a member of the US Board of Tax Appeals
John C. Bagby Democratic 10th March 4, 1875 – March 4, 1877[ data unknown/missing ]
Edward D. Baker Whig 7th March 4, 1845 – January 15, 1847Resigned after being commissioned colonel of the 4th Regiment of the Illinois Volunteer Infantry
6th March 4, 1849 – March 4, 1851[ data unknown/missing ]
Jehu Baker Republican 12th March 4, 1865 – March 4, 1869[ data unknown/missing ]
18th March 4, 1887 – March 4, 1889[ data unknown/missing ]
Democratic 21st March 4, 1897 – March 4, 1899[ data unknown/missing ]
William N. Baltz Democratic 22nd March 4, 1913 – March 4, 1915[ data unknown/missing ]
Hiram Barber Jr. Republican 3rd March 4, 1879 – March 4, 1881[ data unknown/missing ]
James M. Barnes Democratic 20th January 3, 1939 – January 3, 1943[ data unknown/missing ]
Granville Barrere Republican 9th March 4, 1873 – March 4, 1875[ data unknown/missing ]
Harry P. Beam Democratic 4th March 4, 1931 – December 6, 1942Resigned after being elected judge of the Municipal Court of Chicago
Melissa Bean Democratic 8th January 3, 2005 – January 3, 2011[ data unknown/missing ]
Hugh R. Belknap Republican 3rd December 27, 1895 – March 4, 1899Won contested election
John Lourie Beveridge Republican At-large November 7, 1871 – January 4, 1873Resigned to become Lieutenant Governor
Judy Biggert Republican 13th January 3, 1999 – January 3, 2013[ data unknown/missing ]
C. W. Bishop Republican 25th January 3, 1941 – January 3, 1949[ data unknown/missing ]
26th January 3, 1949 – January 3, 1953[ data unknown/missing ]
25th January 3, 1953 – January 3, 1955[ data unknown/missing ]
William H. Bissell Democratic 1st March 4, 1849 – March 4, 1853[ data unknown/missing ]
Independent Democratic 8th March 4, 1853 – March 4, 1855[ data unknown/missing ]
John C. Black Democratic At-large March 4, 1893 – January 12, 1895Resigned to become U.S. Attorney
Rod R. Blagojevich Democratic 5th January 3, 1997 – January 3, 2003[ data unknown/missing ]
Shadrack Bond [ data unknown/missing ] Territory December 3, 1812 – August 2, 1813[ data unknown/missing ]
Charles M. Borchers Democratic 19th March 4, 1913 – March 4, 1915[ data unknown/missing ]
Mike Bost Republican 12th January 3, 2015 – PresentIncumbent
Henry S. Boutell Republican 6th November 23, 1897 – March 4, 1903[ data unknown/missing ]
9th March 4, 1903 – March 4, 1911[ data unknown/missing ]
James B. Bowler Democratic 7th July 7, 1953 – July 18, 1957Died
Thomas A. Boyd Republican 9th March 4, 1877 – March 4, 1881[ data unknown/missing ]
Lewis L. Boyer Democratic 15th January 3, 1937 – January 3, 1939[ data unknown/missing ]
Charles A. Boyle Democratic 12th January 3, 1955 – November 4, 1959Died
Martin A. Brennan Democratic At-large March 4, 1933 – January 3, 1937[ data unknown/missing ]
Lorenzo Brentano Republican 3rd March 4, 1877 – March 4, 1879[ data unknown/missing ]
Frederick A. Britten Republican 9th March 4, 1913 – January 3, 1935[ data unknown/missing ]
Henry P.H. Bromwell Republican 7th March 4, 1865 – March 4, 1869[ data unknown/missing ]
Edwin B. Brooks Republican 23rd March 4, 1919 – March 4, 1923[ data unknown/missing ]
Terry L. Bruce Democratic 19th January 3, 1985 – January 3, 1993[ data unknown/missing ]
Frank Buchanan Democratic 7th March 4, 1911 – March 4, 1917[ data unknown/missing ]
John T. Buckbee Republican 12th March 4, 1927 – April 23, 1936Died
James R. Buckley Democratic 6th March 4, 1923 – March 4, 1925[ data unknown/missing ]
James V. Buckley Democratic 4th January 3, 1949 – January 3, 1951[ data unknown/missing ]
Horatio C. Burchard Republican 3rd December 6, 1869 – March 4, 1873[ data unknown/missing ]
5th March 4, 1873 – March 4, 1879[ data unknown/missing ]
Albert G. Burr Democratic 10th March 4, 1867 – March 4, 1871[ data unknown/missing ]
Orlando Burrell Republican 20th March 4, 1895 – March 4, 1897[ data unknown/missing ]
Fred E. Busbey Republican 3rd January 3, 1943 – January 3, 1945[ data unknown/missing ]
Samuel T. Busey Democratic 15th March 4, 1891 – March 4, 1893[ data unknown/missing ]
Cheri Bustos Democratic 17th January 3, 2013 – PresentIncumbent
Emmet F. Byrne Republican 3rd January 3, 1957 – January 3, 1959[ data unknown/missing ]
Benjamin T. Cable Democratic 11th March 4, 1891 – March 4, 1893[ data unknown/missing ]
Ben F. Caldwell Democratic 17th March 4, 1899 – March 4, 1903[ data unknown/missing ]
21st March 4, 1903 – March 4, 1905[ data unknown/missing ]
March 4, 1907 – March 4, 1909[ data unknown/missing ]
Alexander Campbell Independent 7th March 4, 1875 – March 4, 1877[ data unknown/missing ]
James R. Campbell Democratic 20th March 4, 1897 – March 4, 1899[ data unknown/missing ]
Thompson Campbell Democratic 6th March 4, 1851 – March 4, 1853[ data unknown/missing ]
Joseph G. Cannon Republican 14th March 4, 1873 – March 4, 1883[ data unknown/missing ]
15th March 4, 1883 – March 4, 1891
March 4, 1893 – March 4, 1895[ data unknown/missing ]
12th March 4, 1895 – March 4, 1903
18th March 4, 1903 – March 4, 1913
March 4, 1915 – March 4, 1923[ data unknown/missing ]
Cliffard D. Carlson Republican 15th April 4, 1972 – January 3, 1973[ data unknown/missing ]
Zadok Casey Jacksonian 2nd March 4, 1833 – March 4, 1837[ data unknown/missing ]
Democratic March 4, 1837 – March 4, 1841[ data unknown/missing ]
Independent Democratic March 4, 1841 – March 4, 1843[ data unknown/missing ]
Sean Casten Democratic 6th January 3, 2019 – PresentIncumbent
Bernard G. Caulfield Democratic 1st February 1, 1875 – March 4, 1877[ data unknown/missing ]
Edwin V. Champion Democratic At-large January 3, 1937 – January 3, 1939[ data unknown/missing ]
Pleasant T. Chapman Republican 24th March 4, 1905 – March 4, 1911[ data unknown/missing ]
Chester A. Chesney Democratic 11th January 3, 1949 – January 3, 1951[ data unknown/missing ]
Robert A. Childs Republican 8th March 4, 1893 – March 4, 1895[ data unknown/missing ]
Carl R. Chindblom Republican 10th March 4, 1919 – March 4, 1933[ data unknown/missing ]
Burnett M. Chiperfield Republican At-large March 4, 1915 – March 4, 1917[ data unknown/missing ]
15th November 4, 1930 – March 4, 1933[ data unknown/missing ]
Robert B. Chiperfield Republican 15th January 3, 1939 – January 3, 1949[ data unknown/missing ]
19th January 3, 1949 – January 3, 1963[ data unknown/missing ]
Marguerite S. Church Republican 13th January 3, 1951 – January 3, 1963[ data unknown/missing ]
Ralph E. Church Republican 10th January 3, 1935 – January 3, 1941[ data unknown/missing ]
January 3, 1943 – January 3, 1949[ data unknown/missing ]
13th January 3, 1949 – March 21, 1950Died
Isaac Clements Republican 18th March 4, 1873 – March 4, 1875[ data unknown/missing ]
Roy Clippinger Republican 24th November 6, 1945 – January 3, 1949[ data unknown/missing ]
Harold R. Collier Republican 10th January 3, 1957 – January 3, 1973[ data unknown/missing ]
6th January 3, 1973 – January 3, 1975[ data unknown/missing ]
Cardiss Collins Democratic 7th June 5, 1973 – January 3, 1997[ data unknown/missing ]
George W. Collins Democratic 6th November 3, 1970 – December 8, 1972Died
James A. Connolly Republican 17th March 4, 1895 – March 4, 1899[ data unknown/missing ]
Burton C. Cook Republican 6th March 4, 1865 – August 26, 1871Resigned
Daniel P. Cook Democratic-Republican At-large March 4, 1819 – March 4, 1823[ data unknown/missing ]
Democratic-Republican (Adams-Clay) March 4, 1823 – March 4, 1825[ data unknown/missing ]
Anti-Jacksonian March 4, 1825 – March 4, 1827[ data unknown/missing ]
Edward D. Cooke Republican 6th March 4, 1895 – June 24, 1897Died
Ira C. Copley Republican 11th March 4, 1911 – March 4, 1915[ data unknown/missing ]
Progressive March 4, 1915 – March 4, 1917[ data unknown/missing ]
Republican March 4, 1917 – March 4, 1923[ data unknown/missing ]
Tom Corcoran Republican 15th January 3, 1977 – January 3, 1983[ data unknown/missing ]
14th January 3, 1983 – November 28, 1984Resigned to run for the US Senate
Franklin Corwin Republican 7th March 4, 1873 – March 4, 1875[ data unknown/missing ]
Jerry F. Costello Democratic 21st August 9, 1988 – January 3, 1993[ data unknown/missing ]
12th January 3, 1993 – January 3, 2013[ data unknown/missing ]
John W. Cox Jr. Democratic 16th January 3, 1991 – January 3, 1993[ data unknown/missing ]
Dan Crane Republican 22nd January 3, 1979 – January 3, 1983[ data unknown/missing ]
19th January 3, 1983 – January 3, 1985[ data unknown/missing ]
Philip M. Crane Republican 13th November 25, 1969 – January 3, 1973[ data unknown/missing ]
12th January 3, 1973 – January 3, 1993[ data unknown/missing ]
8th January 3, 1993 – January 3, 2005[ data unknown/missing ]
John M. Crebs Democratic 13th March 4, 1869 – March 4, 1873[ data unknown/missing ]
Joseph B. Crowley Democratic 19th March 4, 1899 – March 4, 1903[ data unknown/missing ]
23rd March 4, 1903 – March 4, 1905[ data unknown/missing ]
William Cullen Republican 7th March 4, 1881 – March 4, 1883[ data unknown/missing ]
8th March 4, 1883 – March 4, 1885[ data unknown/missing ]
Shelby M. Cullom Republican 8th March 4, 1865 – March 4, 1871[ data unknown/missing ]
Thomas Cusack Democratic 4th March 4, 1899 – March 4, 1901[ data unknown/missing ]
Danny K. Davis Democratic 7th January 3, 1997 – PresentIncumbent
George R. Davis Republican 2nd March 4, 1879 – March 4, 1883[ data unknown/missing ]
3rd March 4, 1883 – March 4, 1885[ data unknown/missing ]
Jack Davis Republican 4th January 3, 1987 – January 3, 1989[ data unknown/missing ]
Jacob C. Davis Democratic 5th November 4, 1856 – March 4, 1857[ data unknown/missing ]
Rodney Davis Republican 13th January 3, 2013 – PresentIncumbent
William L. Dawson Democratic 1st January 3, 1943 – November 9, 1970Died
Stephen A. Day Republican At-large January 3, 1941 – January 3, 1945[ data unknown/missing ]
Oscar De Priest Republican 1st March 4, 1929 – January 3, 1935[ data unknown/missing ]
Edward E. Denison Republican 25th March 4, 1915 – March 4, 1931[ data unknown/missing ]
Edward J. Derwinski Republican 4th January 3, 1959 – January 3, 1983[ data unknown/missing ]
Charles S. Dewey Republican 9th January 3, 1941 – January 3, 1945[ data unknown/missing ]
Frank S. Dickson Republican 23rd March 4, 1905 – March 4, 1907[ data unknown/missing ]
William H. Dieterich Democratic At-large March 4, 1931 – March 4, 1933[ data unknown/missing ]
Everett M. Dirksen Republican 16th March 4, 1933 – January 3, 1949[ data unknown/missing ]
Donald C. Dobbins Democratic 19th March 4, 1933 – January 3, 1937[ data unknown/missing ]
Robert Dold Republican 10th January 3, 2011 – January 3, 2013[ data unknown/missing ]
January 3, 2015 – January 3, 2017[ data unknown/missing ]
Emily Taft Douglas Democratic At-large January 3, 1945 – January 3, 1947[ data unknown/missing ]
Stephen A. Douglas Democratic 5th March 4, 1843 – March 3, 1847Resigned at close of Congress after being elected to the US Senate
Finis E. Downing Democratic 16th March 4, 1895 – June 5, 1896Lost contested election
Thomas A. Doyle Democratic 4th November 6, 1923 – March 4, 1931[ data unknown/missing ]
Tammy Duckworth Democratic 8th January 3, 2013 – January 3, 2017[ data unknown/missing ]
Joseph Duncan Jacksonian At-large March 4, 1827 – March 4, 1833[ data unknown/missing ]
3rd March 4, 1833 – September 21, 1834Resigned to become Governor of Illinois
Ransom W. Dunham Republican 1st March 4, 1883 – March 4, 1889[ data unknown/missing ]
Richard J. Durbin Democratic 20th January 3, 1983 – January 3, 1997[ data unknown/missing ]
Allan C. Durborow Jr. Democratic 3rd March 4, 1891 – March 4, 1895[ data unknown/missing ]
John R. Eden Democratic 7th March 4, 1863 – March 4, 1865[ data unknown/missing ]
15th March 4, 1873 – March 4, 1879[ data unknown/missing ]
17th March 4, 1885 – March 4, 1887[ data unknown/missing ]
Reuben Ellwood Republican 5th March 4, 1883 – July 1, 1885Died
Rahm Emanuel Democratic 5th January 3, 2003 – January 2, 2009Resigned to become White House Chief of Staff
Martin Emerich Democratic 1st March 4, 1903 – March 4, 1905[ data unknown/missing ]
William Enyart Democratic 12th January 3, 2013 – January 3, 2015[ data unknown/missing ]
John N. Erlenborn Republican 14th January 3, 1965 – January 3, 1983[ data unknown/missing ]
13th January 3, 1983 – January 3, 1985[ data unknown/missing ]
Lane Evans Democratic 17th January 3, 1983 – January 3, 2007[ data unknown/missing ]
Lynden Evans Democratic 9th March 4, 1911 – March 4, 1913[ data unknown/missing ]
Thomas W. Ewing Republican 15th July 2, 1991 – January 3, 2001[ data unknown/missing ]
John F. Farnsworth Republican 2nd March 4, 1857 – March 4, 1861[ data unknown/missing ]
March 4, 1863 – March 4, 1873[ data unknown/missing ]
Charles B. Farwell Republican 1st March 4, 1871 – March 4, 1873[ data unknown/missing ]
3rd March 4, 1873 – May 6, 1876Lost contested election
March 4, 1881 – March 4, 1883[ data unknown/missing ]
John G. Fary Democratic 5th July 8, 1975 – January 3, 1983[ data unknown/missing ]
Harris W. Fawell Republican 13th January 3, 1985 – January 3, 1999[ data unknown/missing ]
John J. Feely Democratic 2nd March 4, 1901 – March 4, 1903[ data unknown/missing ]
Orlando B. Ficklin Democratic 3rd March 4, 1843 – March 4, 1849[ data unknown/missing ]
March 4, 1851 – March 4, 1853[ data unknown/missing ]
Paul Findley Republican 20th January 3, 1961 – January 3, 1983[ data unknown/missing ]
John F. Finerty Independent Democratic 2nd March 4, 1883 – March 4, 1885[ data unknown/missing ]
Edward R. Finnegan Democratic 12th January 3, 1961 – January 3, 1963[ data unknown/missing ]
9th January 3, 1963 – December 6, 1964Resigned to become Judge of the Circuit Court of Cook County, IL
George W. Fithian Democratic 16th March 4, 1889 – March 4, 1895[ data unknown/missing ]
Louis Fitzhenry Democratic 17th March 4, 1913 – March 4, 1915[ data unknown/missing ]
Michael Patrick Flanagan Republican 5th January 3, 1995 – January 3, 1997[ data unknown/missing ]
William St. John Forman Democratic 18th March 4, 1889 – March 4, 1895[ data unknown/missing ]
Albert P. Forsythe Greenback 15th March 4, 1879 – March 4, 1881[ data unknown/missing ]
Greenbury L. Fort Republican 8th March 4, 1873 – March 4, 1881[ data unknown/missing ]
George E. Foss Republican 7th March 4, 1895 – March 4, 1903[ data unknown/missing ]
10th March 4, 1903 – March 4, 1913[ data unknown/missing ]
March 4, 1915 – March 4, 1919[ data unknown/missing ]
Bill Foster Democratic 14th March 8, 2008 – January 3, 2011[ data unknown/missing ]
11th January 3, 2013 – PresentIncumbent
George Peter Foster Democratic 3rd March 4, 1899 – March 4, 1903[ data unknown/missing ]
4th March 4, 1903 – March 4, 1905[ data unknown/missing ]
Martin D. Foster Democratic 23rd March 4, 1907 – March 4, 1919[ data unknown/missing ]
Philip B. Fouke Democratic 8th March 4, 1859 – March 4, 1863[ data unknown/missing ]
H. Robert Fowler Democratic 24th March 4, 1911 – March 4, 1915[ data unknown/missing ]
Frank W. Fries Democratic 21st January 3, 1937 – January 3, 1941[ data unknown/missing ]
Charles Eugene Fuller Republican 12th March 4, 1903 – March 4, 1913[ data unknown/missing ]
March 4, 1915 – June 25, 1926Died
Benjamin F. Funk Republican 14th March 4, 1893 – March 4, 1895[ data unknown/missing ]
Frank H. Funk Republican 17th March 4, 1921 – March 4, 1927[ data unknown/missing ]
Thomas Gallagher Democratic 8th March 4, 1909 – March 4, 1921[ data unknown/missing ]
Jesús "Chuy" García Democratic 4th January 3, 2019 – PresentIncumbent
William H. Gest Republican 11th March 4, 1887 – March 4, 1891[ data unknown/missing ]
Frank Gillespie Democratic 17th March 4, 1933 – January 3, 1935[ data unknown/missing ]
Julius Goldzier Democratic 4th March 4, 1893 – March 4, 1895[ data unknown/missing ]
Thomas S. Gordon Democratic 8th January 3, 1943 – January 3, 1959[ data unknown/missing ]
George E. Gorman Democratic 3rd March 4, 1913 – March 4, 1915[ data unknown/missing ]
John J. Gorman Republican 6th March 4, 1921 – March 4, 1923[ data unknown/missing ]
March 4, 1925 – March 4, 1927[ data unknown/missing ]
Martin Gorski Democratic 4th January 3, 1943 – January 3, 1949Died
5th January 3, 1949 – December 4, 1949
Joseph V. Graff Republican 14th March 4, 1895 – March 4, 1903[ data unknown/missing ]
16th March 4, 1903 – March 4, 1911
James M. Graham Democratic 21st March 4, 1909 – March 4, 1915[ data unknown/missing ]
William J. Graham Republican 14th March 4, 1917 – June 7, 1924Resigned to become presiding judge of the US Court of Appeals
Peter C. Granata Republican 8th March 4, 1931 – April 5, 1932Lost contested election
Kenneth J. Gray Democratic 25th January 3, 1955 – January 3, 1963[ data unknown/missing ]
21st January 3, 1963 – January 3, 1973[ data unknown/missing ]
24th January 3, 1973 – December 31, 1974Resigned
22nd January 3, 1985 – January 3, 1989[ data unknown/missing ]
John E. Grotberg Republican 14th January 3, 1985 – November 15, 1986Died
Luis V. Gutierrez Democratic 4th January 3, 1993 – January 3, 2019[ data unknown/missing ]
William F.L. Hadley Republican 18th December 2, 1895 – March 4, 1897[ data unknown/missing ]
Homer W. Hall Republican 17th March 4, 1927 – March 4, 1933[ data unknown/missing ]
Tim Lee Hall Democratic 15th January 3, 1975 – January 3, 1977[ data unknown/missing ]
Debbie Halvorson Democratic 11th January 3, 2009 – January 3, 2011[ data unknown/missing ]
Robert P. Hanrahan Republican 3rd January 3, 1973 – January 3, 1975[ data unknown/missing ]
John J. Hardin Whig 7th March 4, 1843 – March 4, 1845[ data unknown/missing ]
Abner C. Harding Republican 4th March 4, 1865 – March 4, 1869[ data unknown/missing ]
Philip Hare Democratic 17th January 3, 2007 – January 3, 2011[ data unknown/missing ]
Charles M. Harris Democratic 4th March 4, 1863 – March 4, 1865[ data unknown/missing ]
Thomas L. Harris Democratic 7th March 4, 1849 – March 4, 1851[ data unknown/missing ]
6th March 4, 1855 – November 24, 1858Died
Carter Harrison Sr. Democratic 2nd March 4, 1875 – March 4, 1879[ data unknown/missing ]
William Hartzell Democratic 18th March 4, 1875 – March 4, 1879[ data unknown/missing ]
J. Dennis Hastert Republican 14th January 3, 1987 – November 26, 2007Resigned
Robert M. A. Hawk Republican 5th March 4, 1879 – June 29, 1882Died
John B. Hawley Republican 4th March 4, 1869 – March 4, 1873[ data unknown/missing ]
6th March 4, 1873 – March 4, 1875[ data unknown/missing ]
John B. Hay Republican 12th March 4, 1869 – March 4, 1873[ data unknown/missing ]
Charles Hayes Democratic 1st August 23, 1983 – January 3, 1993[ data unknown/missing ]
Philip C. Hayes Republican 7th March 4, 1877 – March 4, 1881[ data unknown/missing ]
James V. Heidinger Republican 24th January 3, 1941 – March 22, 1945Died
Thomas J. Henderson Republican 6th March 4, 1875 – March 4, 1883[ data unknown/missing ]
7th March 4, 1883 – March 4, 1895[ data unknown/missing ]
John Henry Whig 7th February 5, 1847 – March 4, 1847[ data unknown/missing ]
Charles A. Hill Republican 8th March 4, 1889 – March 4, 1891[ data unknown/missing ]
Robert P. Hill Democratic 25th March 4, 1913 – March 4, 1915[ data unknown/missing ]
William H. Hinebaugh Progressive 12th March 4, 1913 – March 4, 1915[ data unknown/missing ]
William H. Hinrichsen Democratic 16th March 4, 1897 – March 4, 1899[ data unknown/missing ]
Robert R. Hitt Republican 5th November 7, 1882 – March 4, 1883Died
6th March 4, 1883 – March 4, 1895
9th March 4, 1895 – March 4, 1903
13th March 4, 1903 – September 20, 1906
Charles D. Hodges Democratic 6th January 4, 1859 – March 4, 1859[ data unknown/missing ]
Elmer J. Hoffman Republican 14th January 3, 1959 – January 3, 1965[ data unknown/missing ]
Richard W. Hoffman Republican 10th January 3, 1949 – January 3, 1957[ data unknown/missing ]
Joseph P. Hoge Democratic 6th March 4, 1843 – March 4, 1847[ data unknown/missing ]
William P. Holaday Republican 18th March 4, 1923 – March 4, 1933[ data unknown/missing ]
Albert J. Hopkins Republican 5th December 7, 1885 – March 4, 1895[ data unknown/missing ]
8th March 4, 1895 – March 4, 1903[ data unknown/missing ]
George Evan Howell Republican 21st January 3, 1941 – October 5, 1947Resigned after becoming judge of the US Court of Claims
Stephen A. Hoxworth Democratic 15th March 4, 1913 – March 4, 1915[ data unknown/missing ]
Winnifred Huck Republican At-large November 7, 1922 – March 4, 1923[ data unknown/missing ]
Morton D. Hull Republican 2nd April 23, 1923 – March 4, 1933[ data unknown/missing ]
William E. Hull Republican 16th March 4, 1923 – March 4, 1933[ data unknown/missing ]
Randy Hultgren Republican 14th January 3, 2011 – January 3, 2019[ data unknown/missing ]
Andrew J. Hunter Democratic At-large March 4, 1893 – March 4, 1895[ data unknown/missing ]
19th March 4, 1897 – March 4, 1899[ data unknown/missing ]
Stephen A. Hurlbut Republican 4th March 4, 1873 – March 4, 1877[ data unknown/missing ]
Henry J. Hyde Republican 6th January 3, 1975 – January 3, 2007[ data unknown/missing ]
James T. Igoe Democratic 6th March 4, 1927 – March 4, 1933[ data unknown/missing ]
Michael L. Igoe Democratic At-large January 3, 1935 – June 2, 1935Resigned to become U.S. Attorney
Ebon C. Ingersoll Republican 5th May 20, 1864 – March 4, 1871[ data unknown/missing ]
Clifford C. Ireland Republican 16th March 4, 1917 – March 4, 1923[ data unknown/missing ]
Edward M. Irwin Republican 22nd March 4, 1925 – March 4, 1931[ data unknown/missing ]
Jesse Jackson, Jr. Democratic 2nd December 12, 1995 – November 21, 2012Resigned
Edward H. Jenison Republican 18th January 3, 1947 – January 3, 1949[ data unknown/missing ]
23rd January 3, 1949 – January 3, 1953[ data unknown/missing ]
Thomas M. Jett Democratic 18th March 4, 1897 – March 4, 1903[ data unknown/missing ]
Anton J. Johnson Republican 14th January 3, 1939 – January 3, 1949[ data unknown/missing ]
Calvin D. Johnson Republican 22nd January 3, 1943 – January 3, 1945[ data unknown/missing ]
Tim Johnson Republican 15th January 3, 2001 – January 3, 2013[ data unknown/missing ]
William Richard Johnson Republican 13th March 4, 1925 – March 4, 1933[ data unknown/missing ]
Edgar A. Jonas Republican 12th January 3, 1949 – January 3, 1955[ data unknown/missing ]
Norman B. Judd Republican 1st March 4, 1867 – March 4, 1871[ data unknown/missing ]
Niels Juul Republican 7th March 4, 1917 – March 4, 1921[ data unknown/missing ]
Charles A. Karch Democratic 22nd March 4, 1931 – November 6, 1932Died
Russell W. Keeney Republican 14th January 3, 1957 – January 11, 1958Died
Kent E. Keller Democratic 25th March 4, 1931 – January 3, 1941[ data unknown/missing ]
William Kellogg Republican 4th March 4, 1857 – March 4, 1863[ data unknown/missing ]
Edward A. Kelly Democratic 3rd March 4, 1931 – January 3, 1943[ data unknown/missing ]
January 3, 1945 – January 3, 1947[ data unknown/missing ]
Robin Kelly Democratic 2nd April 9, 2013 – PresentIncumbent
Fred J. Kern Democratic 21st March 4, 1901 – March 4, 1903[ data unknown/missing ]
Edward John King Republican 15th March 4, 1915 – February 17, 1929Died
Adam Kinzinger Republican 11th January 3, 2011 – January 3, 2013[ data unknown/missing ]
16th January 3, 2013 – PresentIncumbent
Mark Kirk Republican 10th January 3, 2001 – November 29, 2010Resigned after being elected to the U.S. Senate
John C. Kluczynski Democratic 5th January 3, 1951 – January 26, 1975Died
Anthony L. Knapp Democratic 6th December 12, 1861 – March 4, 1863[ data unknown/missing ]
10th March 4, 1863 – March 4, 1865[ data unknown/missing ]
Robert M. Knapp Democratic 11th March 4, 1873 – March 4, 1875[ data unknown/missing ]
March 4, 1877 – March 4, 1879[ data unknown/missing ]
Philip Knopf Republican 7th March 4, 1903 – March 4, 1909[ data unknown/missing ]
James Knox Whig 4th March 4, 1853 – March 4, 1855[ data unknown/missing ]
Opposition March 4, 1855 – March 4, 1857[ data unknown/missing ]
Leo Kocialkowski Democratic 8th March 4, 1933 – January 3, 1943[ data unknown/missing ]
Raja Krishnamoorthi Democratic 8th January 3, 2017 – PresentIncumbent
Stanley H. Kunz Democratic 8th March 4, 1921 – March 4, 1931[ data unknown/missing ]
April 5, 1932 – March 4, 1933Won contested election
Andrew J. Kuykendall Republican 13th March 4, 1865 – March 4, 1867[ data unknown/missing ]
Darin LaHood Republican 18th September 10, 2015 – PresentElected to finish Aaron Schock's term.
Ray LaHood Republican 18th January 3, 1995 – January 3, 2009[ data unknown/missing ]
Silas Z. Landes Democratic 16th March 4, 1885 – March 4, 1889[ data unknown/missing ]
Edward Lane Democratic 17th March 4, 1887 – March 4, 1895[ data unknown/missing ]
William Lathrop Republican 4th March 4, 1877 – March 4, 1879[ data unknown/missing ]
Frank Lawler Democratic 2nd March 4, 1885 – March 4, 1891[ data unknown/missing ]
John V. Le Moyne Democratic 3rd May 6, 1876 – March 4, 1877Won contested election
John H. Lewis Republican 9th March 4, 1881 – March 4, 1883[ data unknown/missing ]
Roland V. Libonati Democratic 7th December 31, 1957 – January 3, 1965[ data unknown/missing ]
Abraham Lincoln Whig 7th March 4, 1847 – March 4, 1849[ data unknown/missing ]
Neil J. Linehan Democratic 3rd January 3, 1949 – January 3, 1951[ data unknown/missing ]
William W. Link Democratic 7th January 3, 1945 – January 3, 1947[ data unknown/missing ]
Bill Lipinski Democratic 5th January 3, 1983 – January 3, 1993[ data unknown/missing ]
3rd January 3, 1993 – January 3, 2005[ data unknown/missing ]
Dan Lipinski Democratic 3rd January 3, 2005 – PresentIncumbent
John A. Logan Democratic 9th March 4, 1859 – April 2, 1862Resigned to accept commission as a brigadier general in the Union Army
Republican At-large March 4, 1867 – March 3, 1871Resigned to become a US Senator
Lewis M. Long Democratic At-large January 3, 1937 – January 3, 1939[ data unknown/missing ]
William Lorimer Republican 2nd March 4, 1895 – March 4, 1901[ data unknown/missing ]
6th March 4, 1903 – June 17, 1909Resigned after being elected to the US Senate
Owen Lovejoy Republican 3rd March 4, 1857 – March 4, 1863[ data unknown/missing ]
5th March 4, 1863 – March 25, 1864Died
Frank O. Lowden Republican 13th November 6, 1906 – March 4, 1911[ data unknown/missing ]
Scott W. Lucas Democratic 20th January 3, 1935 – January 3, 1939[ data unknown/missing ]
Frederick Lundin Republican 7th March 4, 1909 – March 4, 1911[ data unknown/missing ]
A. F. Maciejewski Democratic 6th January 3, 1939 – December 8, 1942Resigned
Peter F. Mack Jr. Democratic 21st January 3, 1949 – January 3, 1963[ data unknown/missing ]
Martin B. Madden Republican 1st March 4, 1905 – April 27, 1928Died
Edward Rell Madigan Republican 21st January 3, 1973 – January 3, 1983[ data unknown/missing ]
15th January 3, 1983 – March 8, 1991Resigned to become U.S. Secretary of Agriculture
William F. Mahoney Democratic 5th March 4, 1901 – March 4, 1903[ data unknown/missing ]
8th March 4, 1903 – December 27, 1904Died
J. Earl Major Democratic 21st March 4, 1923 – March 4, 1925[ data unknown/missing ]
March 4, 1927 – March 4, 1929[ data unknown/missing ]
March 4, 1931 – October 6, 1933Resigned after becoming judge of the US District Court for the Southern District of Illinois
James R. Mann Republican 1st March 4, 1897 – March 4, 1903[ data unknown/missing ]
2nd March 4, 1903 – November 30, 1922Died
Donald A. Manzullo Republican 16th January 3, 1993 – January 3, 2013[ data unknown/missing ]
Benjamin F. Marsh Republican 10th March 4, 1877 – March 4, 1883[ data unknown/missing ]
11th March 4, 1893 – March 4, 1895[ data unknown/missing ]
15th March 4, 1895 – March 4, 1901[ data unknown/missing ]
14th March 4, 1903 – June 2, 1905Died
Samuel S. Marshall Democratic 9th March 4, 1855 – March 4, 1859[ data unknown/missing ]
11th March 4, 1865 – March 4, 1873[ data unknown/missing ]
19th March 4, 1873 – March 4, 1875[ data unknown/missing ]
Charles Martin Democratic 4th March 4, 1917 – October 28, 1917Died
James Stewart Martin Republican 16th March 4, 1873 – March 4, 1875[ data unknown/missing ]
John C. Martin Democratic At-large January 3, 1939 – January 3, 1941[ data unknown/missing ]
Lynn Morley Martin Republican 16th January 3, 1981 – January 3, 1991[ data unknown/missing ]