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.
List of members representing the district
- Martis, Kenneth C. (1989). The Historical Atlas of Political Parties in the United States Congress. New York: Macmillan Publishing Company.
- Martis, Kenneth C. (1982). The Historical Atlas of United States Congressional Districts. New York: Macmillan Publishing Company.
- Congressional Biographical Directory of the United States 1774–present
|U.S. House of Representatives|
Texas's 15th congressional district
| Home district of the Speaker of the House
March 9, 1933 – August 19, 1934
Tennessee's 5th congressional district