Harriet Maxine Hageman (born October 18, 1962) is an American politician and attorney serving as the U.S. representative for Wyoming's at-large congressional district since 2023. She is a member of the Republican Party. A Wyoming native, Hageman holds degrees from the University of Wyoming and has spent her career as a trial attorney. She unsuccessfully ran for the Republican nomination for governor of Wyoming in 2018 and later served as a member of the Republican National Committee. With the endorsement of former president Donald Trump, Hageman later defeated incumbent representative Liz Cheney, a Trump critic and vice chair of the House January 6 Committee, by a landslide in the 2022 Republican primary election, garnering over twice as many votes as Cheney while spending less than a quarter of Cheney's campaign expenditures. Hageman was sworn into Congress on January 3, 2023. She is running unopposed for re-election in 2024.