| State: | Illinois |
| District Number: | 20 |
| Obsolete: | yes |
| Created: | 1880 |
| Eliminated: | 2000 |
| Years: | 1883-2003 |
| Population Year: | 2000 |
The 20th congressional district of Illinois was a congressional district for the United States House of Representatives in Illinois. It was eliminated as a result of the 2000 census. It was last represented by John Shimkus who was redistricted into the 19th district.
| Member | Party | Years | Cong ress | Electoral history | |||
|---|---|---|---|---|---|---|---|
| District created March 4, 1883 | |||||||
| align=left | John R. Thomas | Republican | nowrap | March 4, 1883 – March 3, 1889 | Redistricted from the and re-elected in 1882. Re-elected in 1884. Re-elected in 1886. Retired. | ||
| align=left | George W. Smith | Republican | nowrap | March 4, 1889 – March 3, 1895 | Elected in 1888. Re-elected in 1890. Re-elected in 1892. Redistricted to the . | ||
| align=left | Orlando Burrell | Republican | nowrap | March 4, 1895 – March 3, 1897 | Elected in 1894. Lost re-election. | ||
| align=left | James R. Campbell | Democratic | nowrap | March 4, 1897 – March 3, 1899 | Elected in 1896. Retired. | ||
| align=left | James R. Williams | Democratic | nowrap | March 4, 1899 – March 3, 1903 | Elected in 1898. Re-elected in 1900. Redistricted to the . | ||
| align=left | Henry T. Rainey | Democratic | nowrap | March 4, 1903 – March 3, 1921 | Elected in 1902. Re-elected in 1904. Re-elected in 1906. Re-elected in 1908. Re-elected in 1910. Re-elected in 1912. Re-elected in 1914. Re-elected in 1916. Re-elected in 1918.Lost re-election. | ||
| align=left | Guy L. Shaw | Republican | nowrap | March 4, 1921 – March 3, 1923 | Elected in 1920. Lost re-election. | ||
| align=left | Henry T. Rainey | Democratic | nowrap | March 4, 1923 – August 19, 1934 | Elected in 1922. Re-elected in 1924. Re-elected in 1926. Re-elected in 1928. Re-elected in 1930. Re-elected in 1932. Died. | ||
| Vacant | nowrap | August 19, 1934 – January 3, 1935 | |||||
| align=left | Scott W. Lucas | Democratic | nowrap | January 3, 1935 – January 3, 1939 | Elected in 1934. Re-elected in 1936. Retired to run for U.S. Senator. | ||
| align=left | James M. Barnes | Democratic | nowrap | January 3, 1939 – January 3, 1943 | Elected in 1938. Re-elected in 1940. Lost re-election. | ||
| align=left | Sid Simpson | Republican | nowrap | January 3, 1943 – October 26, 1958 | Elected in 1942. Re-elected in 1944. Re-elected in 1946. Re-elected in 1948. Re-elected in 1950. Re-elected in 1952. Re-elected in 1954. Re-elected in 1956. Died. | ||
| Vacant | nowrap | October 26, 1958 – January 3, 1959 | |||||
| align=left | Edna O. Simpson | Republican | nowrap | January 3, 1959 – January 3, 1961 | Elected in 1958. Retired. | ||
| align=left | Paul Findley | Republican | nowrap | January 3, 1961 – January 3, 1983 | Elected in 1960. Re-elected in 1962. Re-elected in 1964. Re-elected in 1966. Re-elected in 1968. Re-elected in 1970. Re-elected in 1972. Re-elected in 1974 Re-elected in 1976. Re-elected in 1978. Re-elected in 1980. Lost re-election. | ||
| align=left | Dick Durbin | Democratic | nowrap | January 3, 1983 – January 3, 1997 | 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. Retired to run for U.S. Senator. | ||
| align=left | John Shimkus | Republican | nowrap | January 3, 1997 – January 3, 2003 | Elected in 1996. Re-elected in 1998. Re-elected in 2000 Redistricted to the . | ||
| District eliminated January 3, 2003 | |||||||