Members of the Illinois Republican Party State Central Committee for 2018-2022 are as follows:

Congressional District 1
• Shaun Murphy, Evergreen Park

Congressional District 2
• Judy Diekelman, Thornton

Congressional District 3
• Sean Morrison, Palos Park

Congressional District 4
• Jay Reyes, Riverside

Congressional District 5
• Jack Dorgan, Rosemont

Congressional District 6
• Bob Grogan, Downers Grove

Congressional District 7
• Mark Hosty, River Forest

Congressional District 8
• Ryan Higgins, Schaumburg

Congressional District 9
• Char Foss-Eggmann, Park Ridge

Congressional District 10
• Mark Shaw, Lake Forest

Congressional District 11
• Roger Claar, Bolingbrook

Congressional District 12
• Barb Viviano, O’Fallon

Congressional District 13
• Fred Floreth, Springfield

Congressional District 14
• Stan Bond, Montgomery

Congressional District 15
• Chapin Rose, Mahomet

Congressional District 16
• John McGlasson, Pontiac

Congressional District 17
• Jan Weber, Geneseo

Congressional District 18
• Mike Bigger, Wyoming