Dianne Feinstein represented California in the U.S. Senate from 1992-2023. She previously served as Mayor of San Francisco and on the San Francisco Board of Supervisors. She identified as a Democrat. She died in 2023.
1980
–Endorsed Jimmy Carter (D) for President (lost general election)
2004
–Endorsed John Kerry (D) for President (lost general election)
2006
–Endorsed Ned Lamont (D) for Senator of Connecticut (lost general election)
2008
–Endorsed Hillary Clinton (D) for President (lost primary)
–Endorsed Barack Obama (D) for President (won)
2010
–Endorsed Kamala Harris (D) for Attorney General of California (won)
2012
–Endorsed Barack Obama (D) for President (won)
–Endorsed Howard Berman (D) for Representative of California, 30th District (lost general election)
2014
–Endorsed Eric Swalwell (D) for Representative of California, 15th District (won)
–Endorsed Pete Aguilar (D) for Representative of California, 31st District (won)
2016
–Endorsed Hillary Clinton (D) for President (lost general election)
–Endorsed Kamala Harris (D) for Senator of California (won)
–Endorsed Katie McGinty (D) for Senator of Pennsylvania (lost general election)
–Endorsed Mike Honda (D) for Representative of California, 17th District (lost general election)
2018
–Endorsed Eleni Kounalakis (D) for Lieutenant Governor of California (won)
–Endorsed Alex Padilla (D) for Secretary of State of California (won)
–Endorsed Betty Yee (D) for Controller of California (won)
–Endorsed Fiona Ma (D) for Treasurer of California (won)
–Endorsed Doris Matsui (D) for Representative of California, 6th District (won)
–Endorsed T.J. Cox (D) for Representative of California, 21st District (won)
–Endorsed Andrew Janz (D) for Representative of California, 22nd District (lost general election)
–Endorsed Katie Porter (D) for Representative of California, 45th District (won)
–Endorsed Harley Rouda (D) for Representative of California, 48th District (won)
–Endorsed Mike Levin (D) for Representative of California, 49th District (won)
2020
–Endorsed Joe Biden (D) for President (won)
–Endorsed Jim Costa (D) for Representative of California, 16th District (won)
–Endorsed Christy Smith (D) for Representative of California, 25th District (lost special general election)
–Endorsed Christy Smith (D) for Representative of California, 25th District (lost general election)
2022
–Endorsed Eleni Kounalakis (D) for Lieutenant Governor of California (won)
–Endorsed Shirley Weber (D) for Secretary of State of California (won)
–Endorsed Malia Cohen (D) for Controller of California (won)
–Endorsed Alex Padilla (D) for Senator of California (won)
–Endorsed Alex Padilla (D) for Senator of California (won)
–Endorsed Mike Thompson (D) for Representative of California, 4th District (won)
–Endorsed Adam Gray (D) for Representative of California, 13th District (lost general election)
–Endorsed Anna Eshoo (D) for Representative of California, 16th District (won)
–Endorsed Jimmy Panetta (D) for Representative of California, 19th District (won)
–Endorsed Jim Costa (D) for Representative of California, 21st District (won)
The Endorsement Project 