Mark Steven Kirk
US Senator and Representative from Illinois
Mitt Romney
U.S. senator from Utah, former Massachusetts governor
Republican National Committee
U.S. political committee that leads the Republican Party of the U.S., a/k/a The Grand Ol' Party/GOP
Rodney Davis
Cozen O’Connor managing director. former US Representative from Illinois (2013-2023)
Randy Hultgren
Former US Representative from Illinois (2011-2019)
Chuck Grassley
US Senator and Representative from Iowa (1981-present); former US Representative (1975-1981)
Robert Dold
US Representative from Illinois