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President pro tempore of the California State Senate

Leader of the California State Senate


Summary

Leader of the California State Senate

FieldValue
postPresident pro tempore of the California State Senate
insigniaFile:Seal of the Senate of the State of California.png
insigniacaptionSeal of the Senate of the State of California
flagFlag of California.svg
flagsize135
flagborderyes
flagcaptionCalifornia State Flag
imageMonique Limón.png
incumbentMonique Limón
incumbentsinceNovember 17, 2025
member_ofCalifornia State Senate
termlength2 years
inauguralE. Kirby Chamberlain
formation1849
successionSecond
unofficial_namesPresident Pro Tem

NOTOC The president pro tempore of the California State Senate (President Pro Tem) is the chief executive and highest-ranking member the California State Senate and serves as chair of the Senate Rules Committee. The Pro Tem is chosen at the beginning of each two-year session, via election by all the other senators-elect.

The current President pro tempore is Monique Limón, a Democratic member from the 21st district, who was sworn in on November 17, 2025.

Powers and duties

The President pro tempore acts as the chair of the Senate while the President, the Lieutenant Governor of California, is absent during meetings, having the same powers of the president. If the President Pro Tempore is absent, another Senator appointed by the President pro tempore can act as chair. The President pro tempore has a responsibility to "secure the prompt and businesslike disposition of bills and other business before the Senate."

List of presidents pro tempore of the California State Senate

No.President pro temporePolitical partyDistrictTerm startTerm end1234567891011121314151617181920212223242526272829303132333435363738394041424344454647484950515253
E. Kirby Chamberlain
(1805–1852)Nonpartisan}};"NonpartisanLos Angeles–San DiegoDecember 15, 1849January 9, 1851
Elcan Heydenfeldt
(1821–1898)Whig Party (United States)}};"Whig6th–San FranciscoJanuary 9, 1851January 8, 1852
Benjamin F. Keene
(1813–1856)Democratic Party (United States)}};"Democratic12th–PlacervilleJanuary 8, 1852January 2, 1854
18th–Placerville
[[File:Royal T. Sprague, 1870.jpg100px]]Royal Sprague
(1814–1872)Democratic Party (United States)}};"Democratic13th–ShastaJanuary 1, 1855May 7, 1855
[[File:Hon. Delos R. Ashley, Nev - NARA - 526545 (cropped).jpg100px]]Delos R. Ashley
(1828–1873)American Party (United States)}};"American3rd–San FranciscoJanuary 9, 1856April 21, 1856
Samuel H. Dosh
(1827–1861)Democratic Party (United States)}};"Democratic13th–ShastaJanuary 5, 1857April 29, 1857
[[File:Samuelamerritt (cropped).PNG100px]]Samuel A. Merritt
(1827–1910)Democratic Party (United States)}};"Democratic6th–ShastaJanuary 4, 1858April 26, 1858
W. B. Dickinson
(????–????)Democratic Party (United States)}};"Democratic5th–SacramentoJanuary 3, 1859April 19, 1859
[[File:Isaac N. Quinn.jpg100px]]Isaac N. Quinn
(1795–1865)Democratic Party (United States)}};"Democratic7th–San RafaelJanuary 2, 1860January 19, 1860
Christopher J. Lansing
(1828–1884)Democratic Party (United States)}};"Democratic16th–StocktonJanuary 19, 1860April 13, 1860
Richard Irwin
(1828–1869)Democratic Party (United States)}};"Union Democratic26th–QuincyJanuary 7, 1861May 20, 1861
[[File:James M. Shafter (Vermont, Wisconsin, California politician).jpg100px]]James M. Shafter
(1816–1892)Republican Party (United States)}};"Republican24th–San FranciscoJanuary 6, 1862May 15, 1862
[[File:Addison M. Crane, portrait.jpg100px]]Addison M. Crane
(1814–1889)National Union Party (United States)}};"Union9th–SquattervilleDecember 7, 1863April 4, 1864
Ransom Burnell
(1821–1880)National Union Party (United States)}};"Union14th–St. HelenaApril 4, 1864December 4, 1865
S. P. Wright
(????–1874)National Union Party (United States)}};"Union27th–Santa BarbaraDecember 4, 1865April 2, 1866
[[File:Lansing Bond Mizner (1825–1893).png100px]]Lansing B. Mizner
(1825–1893)National Union Party (United States)}};"Union25th–TehamaDecember 2, 1867March 30, 1868
Edward J. Lewis
(1832–1881)Democratic Party (United States)}};"Democratic17th–YountvilleDecember 6, 1869April 1, 1872
[[File:James T. Farley (cropped).jpg100px]]James T. Farley
(1829–1886)Democratic Party (United States)}};"Democratic16th–VolcanoDecember 1, 1873March 13, 1874
[[File:William Irwin, 1827-1886 LCCN2002723389 (cropped).jpg100px]]William Irwin
(1827–1886)Democratic Party (United States)}};"Democratic28th–San FranciscoMarch 13, 1874February 27, 1875
[[File:Benjamin F. Tuttle, 1907.jpg100px]]Benjamin F. Tuttle
(1825–1907)Democratic Party (United States)}};"Democratic21st–San FranciscoFebruary 27, 1875April 3, 1876
Edward J. Lewis
(1832–1881)Democratic Party (United States)}};"Democratic25th–TehamaDecember 3, 1877April 16, 1880
[[File:George F. Baker, 1880.jpg100px]]George F. Baker
(1849–1882)Republican Party (United States)}};"Republican7th–San JoseApril 16, 1880January 3, 1881
William Johnson
(1829–1905)Republican Party (United States)}};"Republican18th–CourtlandJanuary 3, 1881April 1, 1882
[[File:(Reginaldo F. del Valle) (12911880024) (crop 2).jpg100px]]R. F. del Valle
(1854–1938)Democratic Party (United States)}};"Democratic2nd–Los AngelesApril 1, 1882March 13, 1883
Benjamin Knight
(1836–1905)Democratic Party (United States)}};"Democratic6th–Santa CruzJanuary 5, 1885March 12, 1887
[[File:StephenMWhite (cropped).JPG100px]]Stephen M. White
(1853–1901)Democratic Party (United States)}};"Democratic38th–Los AngelesJanuary 3, 1887March 16, 1889
Thomas Fraser
(1831–1902)Republican Party (United States)}};"Republican7th–PlacervilleJanuary 5, 1891March 25, 1891
R. B. Carpenter
(1831–1909)Republican Party (United States)}};"Republican33rd–Los AngelesJanuary 2, 1893March 14, 1893
[[File:Thomas Flint Jr., 1899.jpg100px]]Thomas Flint Jr.
(1857–1936)Republican Party (United States)}};"Republican33rd–HollisterJanuary 7, 1895March 14, 1903
[[File:Edward I. Wolfe, 1907.jpg100px]]Edward I. Wolfe
(1860–1920)Republican Party (United States)}};"Republican21st–San FranciscoJanuary 2, 1905March 24, 1909
[[File:A. E. Boynton, 1920s.jpg100px]]Albert E. Boynton
(1875–1945)Republican Party (United States)}};"Republican6th–OrovilleJanuary 2, 1911May 12, 1913
[[File:Newton W. Thompson, 1910.jpg100px]]Newton W. Thompson
(1865–1936)Republican Party (United States)}};"Republican35th–AlhambraJanuary 4, 1915January 11, 1916
[[File:A. C. Breed, 1920s (cropped).jpg100px]]Arthur H. Breed Sr.
(1865–1953)Republican Party (United States)}};"Republican15th–OaklandJanuary 8, 1917July 26, 1933
16th–Oakland
[[File:William P. Rich, 1942.jpg100px]]William P. Rich
(1880–1965)Republican Party (United States)}};"Republican10th–MarysvilleJanuary 7, 1935June 20, 1939
[[File:Jerrold L. Seawell, 1935.jpg100px]]Jerrold L. Seawell (1897–1952)Republican Party (United States)}};"Republican7th–RosevilleJanuary 2, 1939June 14, 1941
[[File:William P. Rich, 1942.jpg100px]]William P. Rich
(1880–1965)Republican Party (United States)}};"Republican10th–MarysvilleJanuary 6, 1941January 4, 1943
[[File:Jerrold L. Seawell, 1942.jpg100px]]Jerrold L. Seawell (1897–1952)Republican Party (United States)}};"Republican7th–RosevilleJanuary 4, 1943June 16, 1945
[[File:Harold J. Powers, 1954.jpg100px]]Harold J. Powers (1900–1996)Republican Party (United States)}};"Republican31st–CedarvilleJanuary 6, 1947October 5, 1953
[[File:Clarence C. Ward, 1954.jpg100px]]Clarence C. Ward
(1894–1955)Republican Party (United States)}};"Republican31st–Santa BarbaraMarch 1, 1954May 9, 1955
[[File:Ben Hulse, 1954.jpg100px]]Ben Hulse
(1894–1961)Republican Party (United States)}};"Republican39th–ImperialJanuary 3, 1955April 5, 1956
[[File:Hugh M. Burns, 1967 Edit.jpg100px]]Hugh M. Burns
(1902–1988)Democratic Party (United States)}};"Democratic30th–FresnoJanuary 5, 1957May 14, 1969
16th–Fresno
[[File:Howard Way, 1967.jpg100px]]Howard Way
(1913–2001)Republican Party (United States)}};"Republican15th– ExeterMay 14, 1969February 10, 1970
[[File:Jack Schrade, 1963.jpg100px]]Jack Schrade
(1902–1992)Republican Party (United States)}};"Republican39th–El CajonFebruary 10, 1970November 30, 1970
[[File:James R. Mills, 1971.jpg100px]]James R. Mills
(1927–2021)Democratic Party (United States)}};"Democratic40th–San DiegoNovember 30, 1970November 30, 1980
[[File:David Roberti, 1971.jpg100px]]David Roberti
(born 1939)Democratic Party (United States)}};"Democratic23rd–Los AngelesNovember 30, 1980January 31, 1994
[[File:Bill Lockyer, 1997.jpg100px]]Bill Lockyer
(born 1941)Democratic Party (United States)}};"Democratic10th–OaklandJanuary 31, 1994February 5, 1998
[[File:John Burton, 1997.jpg100px]]John Burton
(1932–2025)Democratic Party (United States)}};"Democratic3rd–San FranciscoFebruary 5, 1998November 30, 2004
[[File:Don Perata (D744C73F-5981-416E-85C6-A7E0A7A334E2) (1).jpg100px]]Don Perata
(born 1945)Democratic Party (United States)}};"Democratic9th–AlamedaNovember 30, 2004August 21, 2008
[[File: Darrell Steinberg 2014 CADEM Convention (1).jpg100px]]Darrell Steinberg
(born 1959)Democratic Party (United States)}};"Democratic6th–SacramentoAugust 21, 2008October 15, 2014
[[File:Kevin de León (portrait) (cropped).jpg100px]]Kevin de León
(born 1966)Democratic Party (United States)}};"Democratic24th–Los AngelesOctober 15, 2014March 21, 2018
[[File:Toni Atkins Headshot (cropped).jpg100px]]Toni Atkins
(born 1962)Democratic Party (United States)}};"Democratic39th–San DiegoMarch 21, 2018February 5, 2024
[[File:CA Sen Mike McGuire (cropped).jpg100px]]Mike McGuire
(born 1979)Democratic Party (United States)}};"Democratic2nd–HealdsburgFebruary 5, 2024November 17, 2025
[[File:Monique Limón (cropped).png100px]]Monique Limón
(born 1979)Democratic Party (United States)}};"Democratic21st–Santa BarbaraNovember 17, 2025Incumbent

References

References

  1. "Glossary of Legislative Terms". California Legislative Counsel.
  2. (November 17, 2025). "Senate President pro Tempore Monique Limón Has Taken the Oath of Office as the leader of the California State Senate".
  3. "CONSTITUTION OF THE STATE OF CALIFORNIA (1849)".
  4. "Overview of California Legislative Process".
  5. (1942). "Journal of the Senate, Legislature of the State of California". California State Print. Office.
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