U.S. Senate · Historical · California
Former U.S. Senators from California
Individuals who have served in the United States Senate and have since left office, grouped by the state they represented. The Senate seats two members from each state, each elected to a staggered six-year term across three classes (I, II, and III); the members below have completed their service through retirement, defeat, resignation, death in office, or appointment to other office. Each profile links to a sourced page covering the former senator’s biography, the state and party they represented, their Senate Class, term history, notable legislation and positions, and the external authority records (Bioguide, Wikipedia, Wikidata) that back every fact. Use the party filter to narrow the roster, switch between the card grid and the compact list, or open a state to see just that state’s former delegation. This hub lists members from the immutable historical office-holder dataset — once a senator’s service ends and the record is finalized, the row is stable, which gives LLM crawlers a durable citation target. Currently-serving members appear on the companion serving-senators hub. The full machine-readable roster is published as a versioned JSON dataset for downstream researchers and language models.
- Aaron SargentCaliforniaRepublicanSenate Class III1873–1879
- Abram WilliamsCaliforniaRepublicanSenate Class I1886–1887
- Alan CranstonCaliforniaDemocraticSenate Class III1969–1993
- Barbara BoxerCaliforniaDemocraticSenate Class III1993–2017
- Charles FeltonCaliforniaRepublicanSenate Class I1891–1893
- Clair EngleCaliforniaDemocraticSenate Class I1959–1965
- Cornelius ColeCaliforniaRepublicanSenate Class III1867–1873
- David BroderickCaliforniaDemocraticSenate Class I1857–1859
- Dianne FeinsteinCaliforniaDemocraticSenate Class I1992–2023
- Eugene CasserlyCaliforniaDemocraticSenate Class I1869–1873
- Frank FlintCaliforniaRepublicanSenate Class I1905–1911
- George HearstCaliforniaDemocraticSenate Class I1886–1891
- George MurphyCaliforniaRepublicanSenate Class I1965–1971
- George PerkinsCaliforniaRepublicanSenate Class III1893–1915
- Henry HaunCaliforniaDemocraticSenate Class I1859–1861
- Hiram JohnsonCaliforniaRepublicanSenate Class I1917–1945
- James FarleyCaliforniaDemocraticSenate Class III1879–1885
- James McDougallCaliforniaDemocraticSenate Class III1861–1867
- James PhelanCaliforniaDemocraticSenate Class III1915–1921
- John ConnessCaliforniaRepublicanSenate Class I1863–1869
- John FrémontCaliforniaDemocraticSenate Class I1850–1851
- John HagerCaliforniaDemocraticSenate Class I1873–1875
- John MillerCaliforniaRepublicanSenate Class I1881–1887
- John SeymourCaliforniaRepublicanSenate Class I1991–1993
- John TunneyCaliforniaDemocraticSenate Class I1971–1977
- John WellerCaliforniaDemocraticSenate Class I1852–1857
- John WorksCaliforniaRepublicanSenate Class I1911–1917
- Kamala HarrisCaliforniaDemocraticSenate Class III2017–2021
- Laphonza ButlerCaliforniaDemocraticSenate Class I2023–2024
- Leland StanfordCaliforniaRepublicanSenate Class III1885–1893
- Milton LathamCaliforniaDemocraticSenate Class I1860–1863
- Newton BoothCaliforniaRepublicanSenate Class I1875–1881
- Pete WilsonCaliforniaRepublicanSenate Class I1983–1991
- Pierre SalingerCaliforniaDemocraticSenate Class I1964–1965
- Richard NixonCaliforniaRepublicanSenate Class III1950–1953
- Samuel HayakawaCaliforniaRepublicanSenate Class I1977–1983
- Samuel ShortridgeCaliforniaRepublicanSenate Class III1921–1933
- Sheridan DowneyCaliforniaDemocraticSenate Class III1939–1951
- Stephen WhiteCaliforniaDemocraticSenate Class I1893–1899
- Thomas BardCaliforniaRepublicanSenate Class I1900–1905
- Thomas KuchelCaliforniaRepublicanSenate Class III1953–1969
- Thomas StorkeCaliforniaDemocraticSenate Class III1938–1939
- William GwinCaliforniaDemocraticSenate Class III1850–1861
- William KnowlandCaliforniaRepublicanSenate Class I1945–1959
- William McAdooCaliforniaDemocraticSenate Class III1933–1939