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Official portrait of Mary Miller, U.S. Representative for Illinois's 15th District

Mary Miller

U.S. Representative for Illinois's 15th District

Republican · Since 2021 · Next election: 2026 · Age 67

Official name: Mary E. Miller

Last updated · 7 sources

Mary Miller is the U.S. Representative for Illinois's 15th District, a Republican serving since 2021.

Miller has served in the House longer than 161 of its 438 other members and longer than 4 of Illinois's 16 other House members.

Miller sits on 4 committees: Printing, Agriculture, Education and Workforce, and House Administration.

In the House's last 30 days in session (May 19 – Oct 2, 2026), Miller voted in 125 of 139 roll calls (90%). In that period, 44 bills Miller sponsored or cosponsored had new actions.

Miller has filed with the FEC to run for this seat in 2026. 6 candidates for the seat have reported receipts to the FEC.

This week (Sep 28 – Oct 4, 2026)

Full schedule →

House: pro forma sessions Mon and Thu

Votes

All of them →

Voted in 125 of 139 roll calls (90%), May 19 – Oct 2, 2026.

Miller voted with the majority of House Republicans on 108 roll calls and against it on 17.

Votes against the party majority and missed votes (latest 5 of 31)

Mary Miller's most recent votes against the party majority and missed votes
DateVoteQuestionResultMary MillerNote
Sep 16No. 314On Motion to Suspend the Rules and Pass S. 2403Retire through Ownership ActPassedNayMost House Republicans: Yea
Sep 15No. 305On Motion to Suspend the Rules and Pass, as Amended H.R. 9500Tax Relief for Fraud Victims ActPassedNayMost House Republicans: Yea
Sep 15No. 304On Motion to Suspend the Rules and Pass H.R. 2140Diesel Emissions Reduction ActPassedNayMost House Republicans: Yea
Sep 14No. 297On Motion to Suspend the Rules and Pass, as Amended H.R. 3276Local Communities & Bird Habitat Stewardship ActPassedNayMost House Republicans: Yea
Sep 14No. 296On Motion to Suspend the Rules and Pass, as Amended H.R. 4219National Wildlife Refuge System Invasive Species Strike Team ActPassedNayMost House Republicans: Yea

Legislation

36 bills sponsored and 325 cosponsored in the 119th Congress

  • H.R. 7008 Stop Insider Trading Act

    Cosponsor · Latest action Sep 30, 2026: Cloture on the motion to proceed to the measure not invoked in Senate by Yea-Nay Vote. 53 - 47. Record Vote Number: 253.

    This bill generally prohibits Members of Congress and their spouses and dependent children from purchasing stocks and requires public notice before these individuals may sell stocks.

  • H.R. 4986 Parents Opt-in Protection Act

    Sponsor · Latest action Sep 24, 2026: Placed on the Union Calendar, Calendar No. 733.

  • H.Res. 1584 Recognizing the 50th anniversary of the Hyde Amendment and its enduring legacy of saving the lives of more than 2,600,000 unborn children and respecting the conscience rights of the American people.

    Cosponsor · Latest action Sep 24, 2026: Referred to the House Committee on Energy and Commerce.

Campaign finance

Raised
$1,331,399
Spent
$1,167,229
Cash on hand
$810,427

2026 election cycle, through Jun 30, 2026 · FEC H0IL15129

Illinois senators

All 19 members of Congress from Illinois →

Sources