Illinois's 6th Congressional District

Illinois's 6th Congressional District elects one member to the U.S. House of Representatives. Below is the district's current representative, the members of Congress who held this seat before, and Illinois's two U.S. Senators.

Current Representative

Sean Casten (Democrat) currently represents Illinois's 6th Congressional District. See Sean Casten's full voting record and key issue positions →

District History — Past Representatives

Members of Congress who previously represented Illinois's 6th Congressional District:

• Peter Roskam — Republican (until 2019)
• Henry Hyde — Republican (until 2007)
• Harold Collier — Republican (until 1975)
• George Collins — Democrat (until 1972)
• Daniel Ronan — Democrat (until 1969)
• Thomas O’Brien — Democrat (until 1965)
• Anton Maciejewski — Democrat (until 1943)
• James Igoe — Democrat (until 1933)
• John Gorman — Republican (until 1927)
• James Buckley — Democrat (until 1925)

Illinois U.S. Senators

• Tammy Duckworth — Democrat Senator
• Richard Durbin — Democrat Senator
• Mark Kirk — Republican Senator
• Roland Burris — Democrat Senator
• Barack Obama — Democrat Senator
• Peter Fitzgerald — Republican Senator
• Carol Moseley Braun — Democrat Senator
• Paul Simon — Democrat Senator
• Alan Dixon — Democrat Senator
• Charles Percy — Republican Senator
• Adlai Stevenson — Democrat Senator
• Ralph Smith — Republican Senator
• Everett Dirksen — Republican Senator
• Paul Douglas — Democrat Senator
• Scott Lucas — Democrat Senator
• Charles Brooks — Republican Senator
• James Slattery — Democrat Senator
• James Lewis — Democrat Senator
• William Dieterich — Democrat Senator
• Otis Glenn — Republican Senator
• Charles Deneen — Republican Senator
• William McKinley — Republican Senator
• Joseph McCormick — Republican Senator
• Lawrence Sherman — Republican Senator
• Shelby Cullom — Republican Senator
• William Lorimer — Republican Senator
• Albert Hopkins — Republican Senator
• John Palmer — Democrat Senator
• Charles Farwell — Republican Senator
• John Logan — Republican Senator
• David Davis — Independent Senator
• Richard Oglesby — Republican Senator
• Lyman Trumbull — Republican Senator
• Richard Yates — Republican Senator
• William Richardson — Democrat Senator
• Orville Browning — Republican Senator
• Stephen Douglas — Democrat Senator
• Sidney Breese — Democrat Senator
• James Semple — Democrat Senator
• Samuel McRoberts — Democrat Senator
• Richard Young — Democrat Senator
• John Robinson — Democrat Senator
• William Ewing — Jackson Senator
• Elias Kane — Jackson Senator
• David Baker — Jackson Senator
• John McLean — Jackson Senator
• Jesse Thomas — Adams Senator
• Ninian Edwards — Republican Senator

Explore More