Politics January 20, 2026

Trump-Endorsed Julia Letlow Enters GOP Senate Primary Against Bill Cassidy

Letlow Positions Herself as a Steadfast Conservative in Louisiana’s Republican Senate Contest

By Jordan Park
Trump-Endorsed Julia Letlow Enters GOP Senate Primary Against Bill Cassidy

Republican Congresswoman Julia Letlow, supported by former President Donald Trump, has declared her intent to challenge incumbent Senator Bill Cassidy in Louisiana’s Republican Senate primary. Emphasizing her commitment to staunch conservative principles, Letlow's campaign criticizes Cassidy’s record, particularly his vote to convict Trump during the second impeachment trial. The race highlights intra-party ideological divisions ahead of the upcoming election.

Key Points

  • Julia Letlow, a Republican House member, has entered the Senate primary race against incumbent Senator Bill Cassidy in Louisiana, backed by former President Trump.
  • Letlow criticizes Cassidy's conservative stance, specifically highlighting his vote to convict Trump in the second impeachment and his clashes with the Trump administration on healthcare policies.
  • The primary contest reflects ongoing Republican Party divisions, with implications for future legislative approaches, particularly in healthcare and conservative governance.

Julia Letlow, a Republican U.S. Representative from Louisiana, announced on Tuesday her decision to enter the Republican primary for the U.S. Senate seat currently held by Senator Bill Cassidy. The announcement came with the backing of former President Donald Trump, underscoring Letlow’s alignment with Trump’s policies and conservative values.

In a two-minute campaign video released alongside her announcement, Letlow did not mention Senator Cassidy by name but suggested the incumbent falls short of the conservative standards expected by Louisiana voters. The video included the statement, "A state as conservative as ours? We shouldn’t have to wonder how our senator will vote when the pressure’s on," signaling a challenge to Cassidy's conservative credentials in a state that Trump won by 22 percentage points during the 2024 presidential election.

Letlow, age 44, entered the House of Representatives in 2021 and has positioned herself as a loyal Trump supporter. Cassidy, 68, who has served two terms as a Senator, voted to convict Trump in his second impeachment trial following the January 6, 2021, Capitol insurrection. This vote has been a focal point in his opponents' critique.

Additionally, there have been policy disagreements between Cassidy and the Trump administration, particularly on healthcare matters. However, Cassidy nevertheless cast a significant vote to confirm Robert F. Kennedy Jr. as the Secretary of Health and Human Services.

Former President Trump elevated the profile of the Senate contest over the recent weekend through a social media endorsement urging Letlow to run, concluding his message with "RUN, JULIA, RUN!!!" On Tuesday, Cassidy acknowledged a phone call from Letlow, during which she expressed respect for his work. Cassidy responded publicly on the social media platform X, saying, "She said she respected me and that I had done a good job. I will continue to do a good job when I win re-election."

The Senate primary race in Louisiana showcases deep ideological divides within the Republican Party, particularly between pro-Trump conservatives and establishment figures like Cassidy. The outcome may have implications for policymaking and political dynamics both within Louisiana and nationally, especially on issues such as healthcare reform and conservative legislative priorities.

Risks

  • The primary battle signals potential party fragmentation in Louisiana's GOP, which could impact voter turnout and party unity ahead of the general election.
  • Cassidy’s centrist actions and occasional conflicts with Trump-backed policies may alienate core conservative voters, creating uncertainty about his re-election prospects.
  • Letlow’s challenge introduces unpredictability into the race, which could affect political stability and strategies within Louisiana and the broader Senate landscape.

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