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IncumbentBill Cassidy Republican

General election

November 3, 2026
Primaries

Democratic primary

Results 344,838 votes
  • Jamie Davis Advanced47.4% 163,549

    former Tensas Parish police juror and runner-up for Louisiana's 21st House of Representatives district in 2023

  • Gary Crockett Advanced26.3% 90,791

    data scientist and political consultant

  • Nicholas Albares26.2% 90,498
  • nonprofit executive and former aide to Governor John Bel Edwards

Democratic primary runoff

Results 196,212 votes

Republican primary

April 16, 2026Results 401,174 votes
  • Julia Letlow Advanced44.8% 179,903

    U.S. representative from Louisiana's 5th congressional district (2021–present)

  • Bill Cassidy Incumbent Advanced24.8% 99,496

    incumbent U.S. senator (2015–present)

  • John Fleming28.3% 113,437

    state treasurer (2024–present), former U.S. representative from (2009–2017), and candidate for U.S. Senate in 2016

  • Mark Spencer2.1% 8,338

    businessman

Republican primary runoff

Results 316,593 votes
Individual election

About 2026 United States Senate election in Louisiana

2026 United States Senate election in Louisiana — 48 candidates tracked, election day November 3, 2026, with primary and general stages, results, and related…

This race-level view follows one contest through its candidates and election stages, with dates and results kept alongside links to the people and other races in the same jurisdiction.