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R Republican · U.S. Senate, Wyoming · Nov 3, 2026

Harriet
Hageman

Wyoming GOP congresswoman and attorney running for U.S. Senate in 2026 after defeating Liz Cheney in 2022

Background

Harriet Hageman is a Wyoming Republican politician and attorney currently serving as the U.S. Representative for Wyoming's at-large congressional district. She has held that House seat since January 3, 2023, and is serving her second term. Before Congress, Hageman worked for more than three decades as a trial litigator, with experience as a judicial clerk, in private legal practice, as an adjunct professor, and as a staff attorney in the Wyoming Attorney General's office. 1/)317

Hageman was born in Douglas, Wyoming, grew up on a ranch outside of Fort Laramie, and later resided in Cheyenne. She graduated from Lingle-Fort Laramie High School in 1981, attended Casper College from 1981 to 1983, and earned both a bachelor's degree (1986) and a J.D. (1989) from the University of Wyoming. She previously ran for the Republican nomination for Wyoming governor in 2018 but was unsuccessful. 1/)1718

In 2026, Hageman won the Republican primary and is the GOP candidate for the U.S. Senate seat in Wyoming being vacated by retiring Senator Cynthia Lummis. The general election is scheduled for November 3, 2026. She is not the incumbent for this Senate seat. 61622

Hageman has been endorsed by and closely associated with former President Donald Trump, having first gained national attention when she challenged incumbent Rep. Liz Cheney in the 2022 Republican primary. 23

At a glance

Party
Republican
Running for
U.S. Senate, Wyoming
Election
Nov 3, 2026
Current office
U.S. Representative for Wyoming's At-Large Congressional District
Website
hagemanforwyoming.com(opens in a new tab)

Where they stand

Each position links to the page it was drawn from. Quotes are verbatim.

Voting record

How Harriet Hageman voted in Congress: 118th Congress (2023–24) and 119th Congress (2025–26), Jan 3, 2023 to Sep 16, 2026. From the official House and Senate roll call records.

roll call votes
1,909
missed
1.4%
with their party’s majority
90%

Recent key votes

  • Sep 16, 2026 · House · S2403 · Economy & jobs
    Retire through Ownership Act
    On Motion to Suspend the Rules and Pass · Passed
    Official roll call ↗(opens in a new tab)
    Yes
  • Sep 16, 2026 · House · HR9497 · Climate & energy
    Water Resources Development Act
    On Motion to Suspend the Rules and Pass, as Amended · Passed · against their party's majority
    Official roll call ↗(opens in a new tab)
    No
  • Sep 16, 2026 · House · HR9340 · Climate & energy
    Ratepayer Protection Act
    On Motion to Suspend the Rules and Pass, as Amended · Passed
    Official roll call ↗(opens in a new tab)
    Yes
  • Sep 16, 2026 · House · HJRES213 · Climate & energy
    Providing for congressional disapproval under chapter 8 of title 5, United States Code, of the rule issued by the Environmental Protection Agency relating to the “California State Nonroad Engine Pollution Control Standards; Commercial Harbor Craft Regulations; Notice of Decision”
    On Passage · Passed
    Official roll call ↗(opens in a new tab)
    Yes
  • Sep 16, 2026 · House · HR10326 · Crime & public safety
    PROOF Act
    On Passage · Passed
    Official roll call ↗(opens in a new tab)
    Yes
  • Sep 16, 2026 · House · HR9576 · Crime & public safety
    National Fraud Enforcement Division Act
    On Passage · Passed
    Official roll call ↗(opens in a new tab)
    Yes
  • Sep 15, 2026 · House · HJRES210 · Climate & energy
    Providing for congressional disapproval under chapter 8 of title 5, United States Code, of the rule submitted by the Environmental Protection Agency relating to “California State Nonroad Engine Pollution Control Standards; Ocean-Going Vessels At-Berth; Notice of Decision”
    On Passage · Passed
    Official roll call ↗(opens in a new tab)
    Yes
  • Sep 15, 2026 · House · HR9500 · Taxes & budget
    Tax Relief for Fraud Victims Act
    On Motion to Suspend the Rules and Pass, as Amended · Passed
    Official roll call ↗(opens in a new tab)
    Yes

Key votes are final decisions on bills and joint resolutions, and top nominations. Software sorts each into an issue from its official title, so check the roll call. All 1,909 votes →

Timeline

  1. Date unknown
    poll
    No recent public poll found for Wyoming Senate race; race rated Solid/Safe Republican

    A race-tracking page reports no polls logged for the Wyoming Senate contest and no polling average as of early October 2026. Cook Political Report rates the race 'Solid R' and Sabato's Crystal Ball rates it 'Safe R.'

    Wyoming Senate Race 2026: Byrd vs. Hageman Polls · Oct 6, 2026 (opens in a new tab)
  2. Nov 3
    filing
    Hageman faces Democrat James Byrd in Wyoming general election for U.S. Senate

    Hageman is the Republican nominee against Democrat James Byrd in the November 3, 2026 general election for Wyoming's U.S. Senate seat (Class II). The race is rated 'Solid R' by Cook Political Report and 'Safe R' by Sabato's Crystal Ball.

    Harriet Hageman | Biography & Record — The Conservative Ledger · Sep 17, 2026 (opens in a new tab)
  3. Oct 7
    news
    Hageman gives Wyoming Public Media interview outlining Senate priorities and debate stance

    In an October 7 interview with Wyoming Public Media, Hageman said her Senate priorities would include protecting energy production ('Energy security is national security'), seeking a seat on the Judiciary Committee, vetting judges and agency nominees, and supporting nuclear energy. She also expressed concern about Flock license-plate-reader data retention, argued for more congressional sunset clauses, and defended work requirements for some Medicaid recipients. Asked about declining the PBS debate, she said she preferred town halls where she takes questions for 'a solid hour.'

    Interview with Harriet Hageman, Republican Party ... · Oct 7, 2026 (opens in a new tab)
  4. Oct 1
    news
    Hageman introduces Battery Safety Placarding Act in Congress

    Hageman introduced the Battery Safety Placarding Act, as reported by Quiver Quantitative on October 1, 2026.

    Harriet Hageman Introduces Battery Safety Placarding Act · Oct 1, 2026 (opens in a new tab)
  5. Sep 29
    debate
    Byrd challenges Hageman to debate 'anywhere' at Casper town hall

    At a Casper town hall on September 29, Democratic candidate James Byrd publicly challenged Hageman to debate him 'anywhere' and 'at any place,' reported by Oil City News and Your Wyoming Link on September 30.

    Senate candidate Byrd challenges Hageman to debate at Tuesday ... · Sep 30, 2026 (opens in a new tab)
  6. Sep 1
    debate
    Wyoming PBS cancels planned Senate debate after Hageman declines invitation

    Wyoming PBS canceled its planned Senate debate after Hageman did not accept the invitation. Byrd had accepted. The station said it could not host a debate with only one candidate and would not schedule additional candidate coverage at that time. Hageman did not respond to requests for comment.

    Expert weighs in on Wyoming PBS U.S. Senate debate ... · Sep 22, 2026 (opens in a new tab)
  7. Aug 18
    filing
    Hageman wins five-way Republican Senate primary with 64.7% of the vote

    Hageman won the Republican primary with 83,807 votes (64.7%), setting up a general-election contest against Democrat James Byrd. Reported by Wyoming Public Media and The Conservative Ledger.

    Interview with Harriet Hageman, Republican Party ... · Oct 7, 2026 (opens in a new tab)
  8. Dec 1, 2025
    news
    Hageman launches Senate campaign with Trump and Republican support

    Hageman announced her Senate campaign in December 2025, accompanied by support from President Donald Trump and other prominent Republicans, according to The Conservative Ledger.

    Harriet Hageman | Biography & Record — The Conservative Ledger · Sep 17, 2026 (opens in a new tab)

Endorsements

  • Turning Point Action / Turning Point PAC organization
    The organization lists Hageman among its 2026 endorsed candidates for U.S. Senate. Date not specified. tppac.com
  • Kevin McCarthy, former House Speaker official
    Listed by iVoterGuide as an endorser; date and original announcement could not be verified from sources retrieved. ivoterguide.com
  • Rand Paul, U.S. Senator official
    Listed by iVoterGuide as an endorser; date and original announcement could not be verified from sources retrieved. ivoterguide.com
  • Jim Jordan, U.S. Representative official
    Listed by iVoterGuide as an endorser; date and original announcement could not be verified from sources retrieved. ivoterguide.com
  • Elise Stefanik, U.S. Representative official
    Listed by iVoterGuide as an endorser; date and original announcement could not be verified from sources retrieved. ivoterguide.com
  • Veterans for America First organization
    Listed by iVoterGuide as an endorser; date and original announcement could not be verified from sources retrieved. ivoterguide.com
  • Campaign for Working Families organization
    Listed by iVoterGuide as an endorser; date and original announcement could not be verified from sources retrieved. ivoterguide.com
  • House Freedom Fund organization
    Listed by iVoterGuide as an endorser; date and original announcement could not be verified from sources retrieved. ivoterguide.com
  • Wyoming Republican Party organization
    The party's candidate page labels Hageman 'WYGOP Endorsed.' Date not specified. wyoming.gop
  • Senate Conservatives Fund organization
    The group's website features Hageman as its Wyoming Republican Senate candidate. Date not confirmed in retrieved primary-source material. senateconservatives.com
  • U.S. Chamber of Commerce organization
    The Chamber announced its endorsement of Hageman for the U.S. Senate. uschamber.com · Aug 5, 2026
  • Cynthia Lummis, U.S. Senator from Wyoming official
    Lummis endorsed Hageman, calling her 'a real workhorse for Wyoming.' washingtonexaminer.com · Jan 15, 2026
  • John Barrasso, U.S. Senator from Wyoming official
    Barrasso said in an interview that he supported Hageman and expected she would be 'terrific in the U.S. Senate.' Reported January 12, 2026. cowboystatedaily.com · Jan 10, 2026
  • Donald Trump, President of the United States official
    Trump endorsed Hageman shortly after she announced her candidacy, writing 'I know Harriet well, and she is a TOTAL WINNER!' nbcnews.com · Dec 23, 2025
  • Club for Growth PAC organization
    The organization's candidate page lists Hageman as endorsed on this date. clubforgrowth.org · Dec 23, 2025

Past elections

General election results for federal office, from the Federal Election Commission.

YearSeatResultVotesShare
2022U.S. House WY-00 · RWon132,20668.2%

Covers the 2016 to 2022 general elections. The FEC has not yet published 2024 congressional results.

Campaign finance

Totals filed with the Federal Election Commission for the 2026 election cycle.

Raised
$2.44M
Spent
$2.40M
Cash on hand
$915K

As of Jul 29, 2026. Filings are periodic, so recent money may not be included yet. ↳ FEC record S6WY00209(opens in a new tab)

Sources 19

  1. [1] 2026 Republican Candidates | Wyoming Republican Party(opens in a new tab) Oct 9, 2026
  2. [2] Harriet Hageman(opens in a new tab) Oct 9, 2026
  3. [3] Interview with Harriet Hageman, Republican Party ...(opens in a new tab) Oct 7, 2026
  4. [4] Wyoming Senate Race 2026: Byrd vs. Hageman Polls(opens in a new tab) Oct 6, 2026
  5. [5] Issues | Harriet Hageman(opens in a new tab) Oct 5, 2026
  6. [6] Senate Conservatives Fund(opens in a new tab) Oct 5, 2026
  7. [7] Harriet Hageman - election guide 2026 - WyoFile Projects(opens in a new tab) Oct 2, 2026
  8. [8] Harriet Hageman Introduces Battery Safety Placarding Act(opens in a new tab) Oct 1, 2026
  9. [9] Senate candidate Byrd challenges Hageman to debate at Tuesday ...(opens in a new tab) Sep 30, 2026
  10. [10] Expert weighs in on Wyoming PBS U.S. Senate debate ...(opens in a new tab) Sep 22, 2026
  11. [11] Harriet Hageman | Biography & Record — The Conservative Ledger(opens in a new tab) Sep 17, 2026
  12. [12] Harriet Hageman(opens in a new tab) Aug 19, 2026
  13. [13] Trump-backed Rep. Harriet Hageman wins Republican ...(opens in a new tab) Aug 19, 2026
  14. [14] U.S. Chamber Endorses Rep. Harriet Hageman for U.S. ...(opens in a new tab) Aug 5, 2026
  15. [15] U.S. Senate: Harriet Hageman(opens in a new tab) Jul 29, 2026
  16. [16] Cynthia Lummis endorses Harriet Hageman for Wyoming Senate seat(opens in a new tab) Jan 15, 2026
  17. [17] Barrasso Endorses Hageman's Candidacy For U.S. Senate(opens in a new tab) Jan 12, 2026
  18. [18] Family Values and Education(opens in a new tab) Jan 3, 2023
  19. [19] 2026 Endorsements - Turning Point PAC(opens in a new tab) Aug 4, 2022
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