Power flows from
The People of Illinois
Legislative
Makes the laws
177Members
Senate
Upper chamber · 59 seats
Javier Cervantes
Omar Aquino
Mattie Hunter
Kimberly Lightford
Lakesia Collins
Sara Feigenholtz
Mike Simmons-Gessesse
Ram Villivalam
Laura Fine
Rob Martwick
Mike Porfirio
Celina Villanueva
Robert Peters
Emil Jones
Napoleon Harris
Willie Preston
Elgie Sims
Bill Cunningham
Mike Hastings
Graciela Guzmán
Laura Ellman
Cristina Castro
Suzy Glowiak Hilton
Seth Lewis
Karina Villa
Darby Hills
Mark Walker
Laura Murphy
Julie Morrison
Adriane Johnson
Mary Edly-Allen
Craig Wilcox
Don DeWitte
Steve Stadelman
Dave Syverson
Mike Halpin
Li Arellano
Sue Rezin
Don Harmon
Patrick Joyce
John Curran
Linda Holmes
Rachel Ventura
Sally Turner
Andrew Chesney
Dave Koehler
Neil Anderson
Doris Turner
Meg Loughran Cappel
Jil Tracy
Chapin Rose
Paul Faraci
Chris Balkema
Steve McClure
Jason Plummer
Erica Harriss
Christopher Belt
Terri Bryant
Dale Fowler
House
Lower chamber · 118 seats
Aarón Ortíz
Lisa Hernandez
Eva-Dina Delgado
Lilian Jiménez
Kimberly Du Buclet
Sonya Harper
Chris Welch
La Shawn Ford
Yolonda Morris
Omar Williams
Ann Williams
Margaret Croke
Hoan Huynh
Kelly Cassidy
Michael Kelly
Kevin Olickal
Jen Gong-Gershowitz
Robyn Gabel
Lindsey LaPointe
Brad Stephens
Abdelnasser Rashid
Angie Guerrero-Cuellar
Edgar González
Theresa Mah
Curtis Tarver
Kam Buckner
Justin Slaughter
Bob Rita
Thaddeus Jones
Will Davis
Mike Crawford
Lisa Davis
Marcus Evans
Nick Smith
Mary Gill
Rick Ryan
Patrick Sheehan
Debbie Meyers-Martin
Will Guzzardi
Jaime Andrade
Janet Yang Rohr
Margaret DeLaRosa
Anna Moeller
Fred Crespo
Marti Deuter
Diane Blair-Sherlock
Amy Grant
Jennifer Sanalitro
Maura Hirschauer
Barbara Hernandez
Nabeela Syed
Marty McLaughlin
Nicolle Grasse
Mary Beth Canty
Justin Cochran
Michelle Mussman
Tracy Katz Muhl
Bob Morgan
Dan Didech
Rita Mayfield
Joyce Mason
Laura Faver Dias
Steve Reick
Tom Weber
Dan Ugaste
Suzanne Ness
Maurice West
Dave Vella
Joe Sosnowski
Jeff Keicher
Dan Swanson
Gregg Johnson
Ryan Spain
Brad Fritts
Jed Davis
Murri Briel
Norma Hernandez
Camille Lilly
Jackie Haas
Anthony DeLuca
Anne Stava
Nicole La Ha
Matt Hanson
Stephanie Kifowit
Dee Avelar
Larry Walsh
Bill Hauter
Regan Deering
Tony McCombie
John Cabello
Sharon Chung
Jehan Gordon-Booth
Travis Weaver
Norine Hammond
Mike Coffey
Sue Scherer
Harry Benton
Natalie Manley
Kyle Moore
C.D. Davidsmeyer
Chris Miller
Adam Niemerg
Carol Ammons
Brandun Schweizer
Dennis Tipsword
Jason Bunting
Brad Halbrook
Wayne Rosenthal
Charlie Meier
Blaine Wilhour
Amy Elik
Katie Stuart
Jay Hoffman
Kevin Schmidt
David Friess
Dave Severin
Patrick Windhorst
Paul Jacobs
Executive
Enforces the laws
1Official
Governor
J. B. Pritzker
1 of 1 entries reflect the last-known officeholder. Current-term data pending a scheduled refresh.
Judicial
Interprets the laws
7Justices
Supreme Court of Illinois · 7 seats
Chief Justice
Mary Jane Theis
Associate justice roster (6 additional seats) coming in a later data pass.
Legislative roster from the OpenStates people project (CC0, refreshed periodically). Population aggregated from US Census ACS per-district data. Executive + judicial rosters are curated snapshots — verify against the state's official site before citing as current. Last refreshed 2026-04-15.