List of United States senators from Illinois

Illinois was admitted to the Union on December 3, 1818, and has been represented in the United States Senate by 48 senators in history.

Class 2
 # Senator Party Took office Left office Other offices/Notes Term Electoral history 1 75px Jesse B. Thomas Democratic-Republican December 3, 1818 March 4, 1829  1 Elected in 1818 CrawfordDemocratic-Republican 2 Re-elected in 1823Retired 2 75px John McLean Democratic March 4, 1829 October 14, 1830 Speaker of the Illinois House(1820–1822; 1826–1830)Previously served in Illinois's Class 3 seat(1824–1825) 3 Elected in 1829Died 3 75px David J. Baker Democratic November 12, 1830 December 11, 1830  AppointedRetired 4 75px John M. Robinson Jacksonian December 11, 1830 March 4, 1841  Won special election Democratic 4 Re-elected in 1835Retired 5 75px Samuel McRoberts Democratic March 4, 1841 March 27, 1843  5 Elected in 1841Died 6 75px James Semple Democratic December 4, 1843 March 4, 1847 Speaker of the Illinois House(1834–1838) AppointedRetired 7 75px Stephen A. Douglas Democratic March 4, 1847 June 3, 1861 Democratic presidential nominee(1860) 6 Elected in 1847 7 Re-elected in 1853 8 Re-elected in 1859Died 8 75px Orville Browning Republican June 26, 1861 January 12, 1863 Secretary of the Interior(1866–1869) AppointedLost special election 9 75px William A. RichardsonDemocratic January 12, 1863 March 4, 1865 Governor of the Nebraska Territory Won special electionRetired 10 75px Richard Yates Republican March 4, 1865 March 4, 1871 Governor of Illinois(1861–1865) 9 Elected in 1864Retired 11 75px John A. Logan Republican March 4, 1871 March 4, 1877 A House impeachment manager for the Impeachment of Andrew JohnsonLater served in Illinois's Class 3 seat(1879–1886) 10 Elected in 1870Lost re-election 12 75px David Davis Independent March 4, 1877 March 4, 1883 U.S. Supreme Court Justice(1862–1877)President pro tempore(1881–1883) 11 Elected in 1876Retired 13 75px Shelby Moore Cullom Republican March 4, 1883 March 4, 1913 Governor of Illinois(1877–1883) 12 Elected in 1882 13 Re-elected in 1888 14 Re-elected in 1894 15 Re-elected in 1900 16 Re-elected in 1906 14 75px J. Hamilton Lewis Democratic March 26, 1913 March 4, 1919 Speaker of the Illinois House(1861–1863; 1873–1875)Senate Majority Whip(1913–1919; 1933–1939) 17 Elected in 1912Lost re-election 15 75px Joseph M. McCormick Republican March 4, 1919 February 25, 1925  18 Elected in 1918DiedDeneen defeated McCormick for the Republican nomination in 1924 and won the subsequent general election. McCormick died shortly before the end of his term, so Deneen was appointed to replace him. 16 75px Charles S. Deneen Republican February 26, 1925 March 4, 1931 Governor of Illinois(1905–1913) Appointed 19 Elected in 1924Lost renomination 17 75px J. Hamilton Lewis Democratic March 4, 1931 April 9, 1939 Senate Majority Whip(1913–1919; 1933–1939) 20 Elected in 1930 21 Re-elected in 1936Died 18 75px James M. Slattery Democratic April 14, 1939 November 21, 1940  AppointedLost special election 19 75px Charles W. Brooks Republican November 22, 1940 January 3, 1949  Won special election 22 Re-elected in 1942Lost re-election 20 75px Paul Douglas Democratic January 3, 1949 January 3, 1967  23 Elected in 1948 24 Re-elected in 1954 25 Re-elected in 1960Lost re-election 21 75px Charles H. Percy Republican January 3, 1967 January 3, 1985  26 Elected in 1966 27 Re-elected in 1972 28 Re-elected in 1978Lost re-election 2275px Paul Simon Democratic January 3, 1985 January 3, 1997 Lieutenant Governor of Illinois 29 Elected in 1984 30 Re-elected in 1990Retired 23 75px Dick Durbin Democratic January 3, 1997 Incumbent Senate Democratic Whip(2003–present)Senate Majority Whip(2007–present) 31 Elected in 1996 32 Re-elected in 2002 33 Re-elected in 2008 # Senator Party Took office Left office Other offices/Notes Term Electoral history

Class 3
 # Senator Party Took office Left office Other offices/Notes Term Electoral history 1 75px Ninian Edwards Democratic-Republican December 3, 1818 March 3, 1824 Chief Justice of Kentucky(1808)Governor of the Illinois Territory(1809–1818)Governor of Illinois(1826–1830) 1 Elected in 1818 2 Re-elected in 1819Resigned 2 75px John McLean Democratic November 24, 1824 March 3, 1825 Speaker of the Illinois House(1820–1822; 1826–1830) Won special electionRetired 3 75px Elias Kane Democratic March 4, 1825 December 12, 1835  3 Elected in 1825 4 Re-elected in 1831Died 4 75px William Lee D. Ewing Democratic December 30, 1835 March 3, 1837 Speaker of the Illinois House(1830–1832)Governor of Illinois(1834) AppointedLost election 5 75px Richard M. Young Democratic March 4, 1837 March 3, 1843  5 Elected in 1837Retired 6 75px Sidney Breese Democratic March 4, 1843 March 3, 1849 Speaker of the Illinois House(1851–1853)Chief Justice of the Illinois Supreme Court(1867–1870; 1873–1874) 6 Elected in 1843Lost renomination 7 75px James Shields Democratic October 27, 1849 March 3, 1855 Later a senator from Minnesota and Missouri 7 Elected in 1849Not seatedShields was not seated because he had not been a citizen for the required nine years. He reached that mark on October 21, 1949, so his subsequent election was accepted by the Senate.Won special electionLost re-election 8 75px Lyman Trumbull Democratic March 4, 1855 March 3, 1873  8 Elected in 1855 Republican 9 Re-elected in 1861 10 Re-elected in 1867 LiberalRepublican 9 75px Richard J. Oglesby Republican March 4, 1873 March 3, 1879 Governor of Illinois(1865–1869; 1873) 11 Elected in 1873Retired 10 75px John A. Logan Republican March 4, 1879 December 26, 1886 A House impeachment manager for the Impeachment of Andrew JohnsonAlso served in Illinois's Class 1 seat1871–1877 12 Elected in 1879 13 Re-elected in 1885Died 11 75px Charles B. Farwell Republican January 19, 1887 March 3, 1891  Won special electionRetired 12 75px John M. Palmer Democratic March 4, 1891 March 3, 1897  14 Elected in 1890Retired 13 75px William E. Mason Republican March 4, 1897 March 3, 1903  15 Elected in 1896Retired 14 75px Albert J. Hopkins Republican March 4, 1903 March 3, 1909  16 Elected in 1902Lost re-election 15 75px William Lorimer Republican June 18, 1909 July 13, 1912  17 Elected late in 1909Election voided 16 75px Lawrence Y. Sherman Republican March 26, 1913 March 3, 1921 Speaker of the Illinois House(1899–1903)Lieutenant Governor of Illinois(1905–1909) Won special election 18 Re-elected in 1914Retired 17 75px William B. McKinley Republican March 4, 1921 December 7, 1926 Speaker of the Illinois House(1913–1915) 19 Elected in 1920DiedSmith defeated McKinely for the Republican nomination in 1926 and won the subsequent general election. McKinley died shortly before the end of his term, so Smith was appointed to replace him. 18 75px Frank L. Smith Republican December 7, 1926 February 9, 1928  AppointedNot seated/resignedWhen Smith presented his credentials to serve the remainder of McKinely's term, the Senate refused to seat him based on what it saw as an election rife with fraud and corruption. When Smith returned with his credentials for the term he was elected to, the Senate again refused to seat him for the same reasons. Smith and the Governor considered him to be the rightful senator, but he resigned in February 1928. The Senate does not consider him to have been a senator. 20 19 75px Otis F. Glenn Republican December 3, 1928 March 3, 1933  Won special electionLost re-election 20 75px William H. Dieterich Democratic March 4, 1933 January 3, 1939  21 Elected in 1932Retired 21 75px Scott W. Lucas Democratic January 3, 1939 January 3, 1951 Senate Minority Whip(1947–1949)Senate Majority Leader(1949–1951) 22 Elected in 1938 23 Re-elected in 1944Lost re-election 22 75px Everett Dirksen Republican January 3, 1951 September 7, 1969 Senate Minority Leader(1959–1969) 24 Elected in 1950 25 Re-elected in 1956 26 Re-elected in 1962 27 Re-elected in 1968Died 23 75px Ralph Tyler Smith Republican September 17, 1969 November 3, 1970 Speaker of the Illinois House(1967–1969) AppointedLost special election 24 75px Adlai Stevenson III Democratic November 17, 1970 January 3, 1981  Won special election 28 Re-elected in 1974Retired 25 75px Alan J. Dixon Democratic January 3, 1981 January 3, 1993  29 Elected in 1980 30 Re-elected in 1986Lost renomination 26 75px Carol Moseley Braun Democratic January 3, 1993 January 3, 1999 First Black woman in the SenateFirst Black Senator from Illinois 31 Elected in 1992Lost re-election 27 75px Peter Fitzgerald Republican January 3, 1999 January 3, 2005  32 Elected in 1998Retired 28 75px Barack Obama Democratic January 3, 2005 November 16, 2008 President of the United States(2009–2017) 33 Elected in 2004Resigned 29 75px Roland Burris Democratic  January 12, 2009  November 29, 2010 Illinois Comptroller(1979–1991)Illinois Attorney General(1991–1995) AppointedRetired 30 75px Mark Kirk Republican November 29, 2010 January 3, 2017 Member of the U.S. House of Representatives Won special electionKirk was elected to fill the remainder of the Barack Obama's term at a special election held the same day as the general election for the next term, which election he also won. 34 Re-elected in 2010Lost re-election 31 75px Tammy Duckworth Democratic January 3, 2017 Incumbent Member of the U.S. House of Representatives 35 Elected in 2016 # Senator Party Took office Left office Other offices/Notes Term Electoral history

Living former Illinois senators
, six former senators are alive:

 Senator Class Term Date of birth (and age) Adlai Stevenson III 3 1970–1981  Carol Moseley Braun 1993–1999  Peter Fitzgerald 1999–2005  Barack Obama 2005–2008  Roland Burris 2008-2010  Mark Kirk 2010–2017 

Notes

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Senators
Illinois
senators