Before Dianne Feinstein, the last seven U.S. Senators who died in office:

John McCain (2018)
Frank Lautenberg (2013)
Daniel Inouye (2012)
Robert Byrd (2010)
Ted Kenney (2009)
Craig Thomas (2007)
Paul Wellstone (2002) pic.twitter.com/3GoGySFuFA

— Howard Mortman (@HowardMortman) September 29, 2023