California elects United States Senators to Class I and Class III. The state has been represented by 44 people in the Senate. | Senator | Party | Took office | Left office | Reason | Other offices/Notes | | John C. Frémont |  | Democratic | September 10, 1850 | March 4, 1851 | | First Republican nominee for President (1856) Governor of Arizona Territory (1878–1881) | | John B. Weller |  | Democratic | January 30, 1852 | March 4, 1857 | Lost re-election | Governor of California (1858–1860) Minister to Mexico (1860–1861) | | David C. Broderick |  | Democratic | March 4, 1857 | September 16, 1859 | Died | | | Henry P. Haun |  | Democratic | November 3, 1859 | March 4, 1860 | Lost special election | | | Milton Latham |  | Democratic | March 5, 1860 | March 4, 1863 | Lost re-election | Governor of California (1859–1860) | | John Conness |  | Republican | March 4, 1863 | March 4, 1869 | | | | Eugene Casserly |  | Democratic | March 4, 1869 | November 29, 1873 | Resigned | | | John S. Hager |  | Democratic | December 24, 1873 | March 4, 1875 | Retired | | | Newton Booth |  | Anti-Monopoly | March 4, 1875 | March 4, 1881 | Retired | Governor of California (1871–1874) | | John Franklin Miller |  | Republican | March 4, 1881 | March 8, 1886 | Died | | | George Hearst |  | Democratic | March 23, 1886 | August 4, 1886 | Successor qualified | | | Abram P. Williams |  | Republican | August 4, 1886 | March 4, 1887 | Retired | | | George Hearst |  | Democratic | March 4, 1887 | February 28, 1891 | Died | | | Charles N. Felton |  | Republican | March 19, 1891 | March 4, 1893 | Retired | | | Stephen M. White |  | Democratic | March 4, 1893 | March 4, 1899 | Retired | | | Thomas R. Bard |  | Republican | February 7, 1900 | March 4, 1905 | Lost re-election | | | Frank P. Flint |  | Republican | March 4, 1905 | March 4, 1911 | Retired | | | John D. Works |  | Republican | March 4, 1911 | March 4, 1917 | Retired | | | Hiram Johnson |  | Republican | March 16, 1917 | August 6, 1945 | Died | Governor of California (1911–1917) | | William F. Knowland |  | Republican | August 26, 1945 | January 3, 1959 | Retired | Senate Republican Leader (1953–1959) | | Clair Engle |  | Democratic | January 3, 1959 | July 30, 1964 | Died | | | Pierre Salinger |  | Democratic | August 4, 1964 | December 31, 1964 | Resigned[1] | White House Press Secretary (1961–1964) | | George Murphy |  | Republican | January 1, 1965 | January 2, 1971 | Resigned[2] | | | John V. Tunney |  | Democratic | January 1, 1971 | January 2, 1977 | Resigned[3] | | | S. I. Hayakawa |  | Republican | January 2, 1977 | January 3, 1983 | Retired | | | Pete Wilson |  | Republican | January 3, 1983 | January 7, 1991 | Resigned | Governor of California (1991–1999) Mayor of San Diego (1971–1983) | | John F. Seymour |  | Republican | January 7, 1991 | November 10, 1992 | Lost special election | | | Dianne Feinstein |  | Democratic | November 10, 1992 | Incumbent | | Mayor of San Francisco (1978–1988) | | Senator | Party | Took office | Left office | Reason | Other offices/Notes | | William M. Gwin |  | Democratic | September 10, 1850 | March 4, 1855 | Term expired[4] | | | January 13, 1857 | March 4, 1861 | | | James A. McDougall |  | Democratic | March 4, 1861 | March 4, 1867 | Retired | Illinois Attorney General (1842–1846) California Attorney General (1850–1851) | | Cornelius Cole |  | Republican | March 4, 1867 | March 4, 1873 | | | | Aaron A. Sargent |  | Republican | March 4, 1873 | March 4, 1879 | Retired | Minister to Germany (1882–1884) | | James T. Farley |  | Democratic | March 4, 1879 | March 4, 1885 | Retired | California Assembly Speaker (1856) California Senate President pro tem (1871–1872) | | Leland Stanford |  | Republican | March 4, 1885 | June 12, 1893 | Died | Governor of California (1861–1863) | | George Clement Perkins |  | Republican | July 26, 1893 | March 4, 1915 | Retired | Governor of California(1879–1883) | | James D. Phelan |  | Democratic | March 4, 1915 | March 4, 1921 | Lost re-election | Mayor of San Francisco (1897–1902) | | Samuel M. Shortridge |  | Republican | March 4, 1921 | March 4, 1933 | Lost renomination | | | William Gibbs McAdoo |  | Democratic | March 4, 1933 | November 8, 1938 | Resigned[5] | Treasury Secretary (1913–1918) | | Thomas M. Storke |  | Democratic | November 9, 1938 | January 3, 1939 | Term expired[6] | | | Sheridan Downey |  | Democratic | January 3, 1939 | November 30, 1950 | Resigned[7] | | | Richard Nixon |  | Republican | December 1, 1950 | January 1, 1953 | Resigned | President of the United States (1969–1974) Vice President of the United States (1953–1961) | | Thomas Kuchel |  | Republican | January 2, 1953 | January 3, 1969 | Lost renomination | Senate Minority Whip (1959–1969) California Controller (1946–1953) | | Alan Cranston |  | Democratic | January 3, 1969 | January 3, 1993 | Retired | Senate Democratic Whip (1977–1991) California Controller (1959–1967) | | Barbara Boxer |  | Democratic | January 3, 1993 | Incumbent | | | - ^ Salinger had already lost election to the term beginning January 3, 1965.
- ^ Murphy had already lost re-election.
- ^ Tunney had already lost re-election.
- ^ The legislature failed to elect a senator for the term ending March 4, 1867, but ultimately re-elected Gwin to that term.
- ^ McAdoo had previously lost his bid for renomination.
- ^ Storke was appointed when McAdoo resigned after the general election, but Storke had not been a candidate for election.
- ^ Downey did not seek renomination in 1950 due to ill health.
[edit] See also | United States Senators from California | | | Class 1 | |  | | | Class 3 | | | |