Senators
|
Party
|
Years served
|
Electoral history
|
Counties reprented
|
District established January 8, 1883
|
Charles F. Foster (Red Bluff)
|
Democratic
|
January 8, 1883 – January 3, 1887
|
Elected in 1882. [data missing]
|
Colusa, Tehama
|
Benjamin F. Langford (Lodi)
|
Democratic
|
January 3, 1887 – January 2, 1893
|
Redistricted from the 16th district and re-elected in 1886. Re-elected in 1890. Redistricted to the 15th district.
|
San Joaquin
|
Bart Burke (Santa Cruz)
|
Democratic
|
January 2, 1893 – January 4, 1897
|
Elected in 1892. [data missing]
|
San Mateo, Santa Cruz
|
D. H. Trout (Santa Cruz)
|
Republican
|
January 4, 1897 – January 1, 1901
|
Elected in 1896. [data missing]
|
James D. Byrnes (San Mateo)
|
Republican
|
January 1, 1901 – May 10, 1903
|
Elected in 1900. Died.
|
Vacant
|
May 10, 1903 – January 2, 1905
|
|
Samuel H. Rambo (Boulder Creek)
|
Republican
|
January 2, 1905 – January 4, 1909
|
Elected in 1904. [data missing]
|
James B. Holohan (Watsonville)
|
Democratic
|
January 4, 1909 – January 6, 1913
|
Elected in 1908. Retired to run for U.S. House of Representatives.
|
Henry H. Lyon (Los Angeles)
|
Republican
|
January 6, 1913 – December 1, 1917
|
Elected in 1912. Re-elected in 1916. Assassinated.
|
Los Angeles
|
Vacant
|
December 1, 1917 – January 6, 1919
|
|
Dwight H. Hart (Los Angeles)
|
Independent
|
January 6, 1919 – January 5, 1925
|
Elected in 1918. Re-elected in 1922. [data missing]
|
Republican
|
Joseph L. Pedrotti (Los Angeles)
|
Republican
|
January 5, 1925 – January 2, 1933
|
Elected in 1924. Re-elected in 1928. [data missing]
|
Chris N. Jespersen (Atascadero)
|
Republican
|
January 2, 1933 – February 21, 1951
|
Elected in 1932. Re-elected in 1936. Re-elected in 1940. Re-elected in 1944. Re-elected in 1948. Died.
|
San Luis Obispo
|
Vacant
|
February 21, 1951 – January 5, 1953
|
|
Alan A. Erhart (San Luis Obispo)
|
Republican
|
January 5, 1953 – August 13, 1960
|
Elected in 1952. Re-elected in 1956. Died.
|
Vacant
|
August 13, 1960 – January 2, 1961
|
|
Vernon L. Sturgeon (Paso Robles)
|
Republican
|
January 2, 1961 – January 2, 1967
|
Elected in 1960. Re-elected in 1964. Retired to become the Legislative Secretary for Ronald Reagan.
|
Mervyn Dymally (Los Angeles)
|
Democratic
|
January 2, 1967 – January 6, 1975
|
Elected in 1966. Re-elected in 1970. Re-elected in 1972. Retired to become the Lieutenant Governor of California.
|
Los Angeles
|
Vacant
|
January 6, 1975 – April 7, 1975
|
|
Bill Greene (Los Angeles)
|
Democratic
|
April 7, 1975 – November 30, 1984
|
Elected to finish Dymally's term. Re-elected in 1976. Re-elected in 1980. Redistricted to the 27th district.
|
Robert G. Beverly (Manhattan Beach)
|
Republican
|
December 3, 1984 – November 30, 1992
|
Redistricted from the 27th district and re-elected in 1984. Re-elected in 1988. Retired due to term limits.
|
![](//upload.wikimedia.org/wikipedia/commons/thumb/5/54/Frank_Hill%2C_1982.jpg/100px-Frank_Hill%2C_1982.jpg) Frank Hill (Whittier)
|
Republican
|
December 7, 1992 – July 8, 1994
|
Redistricted from the 31st district and re-elected in 1992. Convicted of corruption and resigned.
|
Los Angeles, Orange
|
Vacant
|
July 8, 1994 – December 5, 1994
|
|
Dick Mountjoy (Monrovia)
|
Republican
|
December 5, 1994 – November 30, 2000
|
Elected to finish Hill's term. Re-elected in 1996. [data missing]
|
Los Angeles
|
Bob Margett (Arcadia)
|
Republican
|
December 4, 2000 – November 30, 2008
|
Elected in 2000. Re-elected in 2004. Retired due to term limits.
|
Bob Huff (San Dimas)
|
Republican
|
December 1, 2008 – November 30, 2016
|
Elected in 2008. Re-elected in 2012. Retired due to term limits.
|
Los Angeles, Orange, San Bernardino
|
Josh Newman (Fullerton)
|
Democratic
|
December 5, 2016 – June 24, 2018
|
Elected in 2016. Recalled from office.
|
Ling Ling Chang (Diamond Bar)
|
Republican
|
June 25, 2018 – November 30, 2020
|
Elected to finish Newman's term. Lost re-election.
|
Josh Newman (Fullerton)
|
Democratic
|
December 7, 2020 – November 30, 2024
|
Elected in 2020. Redistricted to the 37th district and lost re-election.
|
Eloise Reyes (Grand Terrace)
|
Democratic
|
December 2, 2024 – present
|
Elected in 2024.
|
San Bernardino
|