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    Bill Cassidy

    U.S. senator from Louisiana and chairman of the Senate HELP Committee

    Senator from Louisiana, United States Senate · Chairman, Senate Committee on Health, Education, Labor and Pensions

    Background

    Bill Cassidy is an American politician and physician who is the senior United States senator from Louisiana.

    He has chaired the Senate Health, Education, Labor, and Pensions (HELP) Committee since 2025.

    He finished third in the Republican primary for reelection in 2026, with 24.8% of the vote.

    Key facts

    Born
    September 28, 1957, in Highland Park, Illinoissource
    Degrees
    Bachelor of Science, Louisiana State University, 1979; Doctor of Medicine, LSU School of Medicine, 1983source
    Senate election
    Elected to the U.S. Senate in 2014source
    HELP Committee
    Elevated to Chairman in 2025source
    2026 Republican primary
    Finished third with 24.8% of the vote in the May 16 primary; Letlow won the runoffsource

    WYDE coverage of Bill Cassidy

    Sources

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