Mary Miller
Mary Miller, a Republican farmer who has represented Illinois's 15th congressional district since 2021, seeks re-election in 2026 against Democrat Jennifer Todd, a former nurse.
2026 Races & Market Forecast
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- Birthplace
- Oak Park, Illinois
- Education
- Naperville Central High School
Eastern Illinois University (Bachelor of Science in business management)
Biography & Campaign Analysis
Background
Mary Miller was born Mary Elizabeth Meyer in Oak Park, Illinois, to Annette and Harvey Meyer. She graduated from Naperville Central High School in Naperville, Illinois, and earned a Bachelor of Science in business management from Eastern Illinois University, where she also did graduate coursework in education. Miller is a farmer, and in her first campaign she focused on support for farming and on bringing manufacturing back to Illinois.
Career
Miller entered electoral politics in 2020, when she ran to succeed the retiring incumbent, John Shimkus, in the 15th district. She won the Republican nomination and then the general election with over 70% of the vote. After the Illinois congressional map was redrawn, she won the June 2022 Republican primary by approximately 14 points over fellow incumbent Rodney Davis. In 2024 she was unopposed in both the primary and the general election.
In the 119th Congress Miller serves on the Committee on Agriculture, the Committee on Education and Workforce and the Committee on House Administration, as well as the Joint Committee on Printing.
She is a member of the Freedom Caucus and the Republican Study Committee, and in January 2026 she was named a founding member of the Sharia Free America Caucus. On January 6, 2021, she was among the House members who objected to the Electoral College votes of Arizona and Pennsylvania.
2026 race
Mary Miller is seeking re-election in Illinois's 15th district, which covers the rural areas of central Illinois from the Champaign-Urbana metropolitan area to the eastern St. Louis suburbs and takes in Quincy.
In the March 2026 Republican primary she won 73.6% of the vote, defeating IT professional Ryan Tebrugge and lobbyist Judy Bowlby. Her Democratic opponent is Jennifer Todd, a former nurse who won a four-candidate primary with 45.7% of the vote. The general election takes place on November 3, 2026.