Illinois's 20th congressional district

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.

As of May 2015^[update], three former members of the U.S. House of Representatives from Illinois's 20th congressional district are alive.