Senators
|
Party
|
Years served
|
Electoral history
|
Counties represented
|
Benjamin F. Tuttle (Petaluma)
|
Democratic
|
December 6, 1875 – December 3, 1877
|
Elected in 1875. Retired to run for State Assembly.
|
Sonoma
|
[data missing]
|
December 3, 1877 – January 5, 1880
|
[data missing]
|
W. W. Moreland (Healdsburg)
|
Democratic
|
January 5, 1880 – January 3, 1881
|
Elected in 1879. [data missing]
|
[data missing]
|
January 3, 1881 – January 8, 1883
|
[data missing]
|
George A. Johnson (Santa Rosa)
|
Democratic
|
January 8, 1883 – January 3, 1887
|
Elected in 1882. Retired to run for Attorney General of California.
|
J. J. Sullivan (San Francisco)
|
Democratic
|
January 3, 1887 – January 7, 1889
|
Elected in 1886. [data missing]
|
San Francisco
|
W. O. Banks (San Francisco)
|
Republican
|
January 7, 1889 – January 2, 1893
|
Elected in 1888. [data missing]
|
William J. Biggy (San Francisco)
|
Democratic
|
January 2, 1893 – January 4, 1897
|
Elected in 1892. [data missing]
|
Edward I. Wolfe (San Francisco)
|
Republican
|
January 4, 1897 – January 6, 1913
|
Elected in 1896. Re-elected in 1900. Re-elected in 1904. Re-elected in 1908. Redistricted to the 19th district and lost re-election.
|
Frederick C. Gerdes (San Francisco)
|
Republican
|
January 6, 1913 – January 8, 1917
|
Elected in 1912. Lost re-election.
|
James C. Nealon (San Francisco)
|
Democratic
|
January 8, 1917 – March 1, 1920
|
Elected in 1916. Died.
|
Vacant
|
March 1, 1920 – January 3, 1921
|
|
Charles W. Godsil (San Francisco)
|
Republican
|
January 3, 1921 – January 5, 1925
|
Elected in 1920. [data missing]
|
Roy Fellom (San Francisco)
|
Republican
|
January 5, 1925 – January 5, 1931
|
Elected in 1924. Re-elected in 1928. Resigned to assume seat in the 14th district.
|
Vacant
|
January 5, 1931 – March 10, 1931
|
|
Timothy E. Treacy (San Francisco)
|
Nonpartisan
|
March 10, 1931 – January 2, 1933
|
Elected to finish Fellom's term. [data missing]
|
Harry L. Parkman (San Carlos)
|
Republican
|
January 2, 1933 – January 7, 1957
|
Elected in 1932. Re-elected in 1936. Re-elected in 1940. Re-elected in 1944. Re-elected in 1948. Re-elected in 1952. Announced retirement, then ran for re-election. Retired after committee endorsed successor.
|
San Mateo
|
Richard J. Dolwig (Redwood City)
|
Republican
|
January 7, 1957 – January 2, 1967
|
Elected in 1956. Re-elected in 1960. Re-elected in 1964. Redistricted to the 12th district.
|
John L. Harmer (Glendale)
|
Republican
|
January 2, 1967 – October 4, 1974
|
Elected in 1966. Re-elected in 1968. Re-elected in 1972. Resigned when appointed as Lieutenant Governor.
|
Los Angeles
|
Vacant
|
October 4, 1974 – December 20, 1974
|
|
Newton Russell (La Cañada Flintridge)
|
Republican
|
December 20, 1974 – November 30, 1996
|
Elected to finish Harmer's term. Re-elected in 1976. Re-elected in 1980. Re-elected in 1984. Re-elected in 1988. Re-elected in 1992. Retired.
|
Adam Schiff (Burbank)
|
Democratic
|
December 2, 1996 – November 30, 2000
|
Elected in 1996. Retired to become a member of the U.S. House of Representatives.
|
Jack Scott (Altadena)
|
Democratic
|
December 4, 2000 – November 30, 2008
|
Elected in 2000. Re-elected in 2004. Retired due to term limits.
|
Carol Liu (La Cañada Flintridge)
|
Democratic
|
December 1, 2008 – November 30, 2012
|
Elected in 2008. Redistricted to the 25th district.
|
Steve Knight (Lancaster)
|
Republican
|
December 3, 2012 – January 3, 2015
|
Elected in 2012. Resigned to become a member of the U.S. House of Representatives.
|
Los Angeles, San Bernardino
|
Vacant
|
January 3, 2015 – March 19, 2015
|
|
Sharon Runner (Lancaster)
|
Republican
|
March 19, 2015 – July 14, 2016
|
Elected to finish Knight's term. Died.
|
Vacant
|
July 14, 2016 – December 5, 2016
|
|
Scott Wilk (Santa Clarita)
|
Republican
|
December 5, 2016 – present
|
Elected in 2016. Re-elected in 2020. Retired due to term limits.
|
Monique Limón (Santa Barbara)
|
Democratic
|
December 2, 2024 – present
|
Redistricted from the 19th district and re-elected in 2024.
|
Santa Barbara, Ventura
|