President pro tempore of the California State Senate - wikipedia President pro tempore of the California State Senate This article needs additional citations for verification. Please help improve this article by adding citations to reliable sources. Unsourced material may be challenged and removed. ( June 2017 ) The President pro tempore of the California State Senate ( President Pro Tem ) is the highest - ranking leader and most powerful member of the California State Senate, United States. They also chair the Senate Rules Committee. At the beginning of each two - year session, all Senators elect a new President pro tempore. List of Presidents pro tempore of the California State Senate Dates of office President Pro Tem Political party Pro Tem number 1849 E. Kirby Chamberlain Democrat 1851 Elcan Heydenfeldt Whig 1852 - 1854 Benjamin F. Keene Democrat 1855 Royal T. Sprague Democrat 1856 Delos R. Ashley American 1857 Samuel H. Dosh Democrat 6 1858 Samuel Augustus Merritt Democrat 7 1859 W.B. Dickinson Democrat 8 1860 Isaac N. Quinn Democrat 9 1860 Charles J. Lansing Democrat 10 1861 Richard Irwin Douglass Democrat 11 1862 James McMillan Shafter Republican 12 1863 A.M. Crane Union 13 1864 Ransome Burnell Union 14 1866 S.P. Wright Union 15 1868 Lansing B. Mizner Union 16 1870 Edward J. Lewis Democrat 17 1872 James T. Farley Democrat 18 1874 William Irwin Democrat 19 1876 Benjamin F. Tuttle Democrat 20 1878 Edward J. Lewis Democrat 21 1880 George F. Baker Republican 22 1881 William Johnston Republican 23 1883 Reginald F. Del Valle Democrat 24 1885 Benjamin Knight, Jr. Democrat 25 1887 -- 1889 Stephen M. White Democrat 26 1891 Thomas Fraser Republican 27 1893 R.B. Carpenter Republican 28 1895 -- 1903 Thomas Flint, Jr. Republican 29 1905 -- 1909 Edward I. Wolfe Republican 30 1911 -- 1913 A.E. Boynton Republican 31 1915 N.W. Thompson Republican 32 1917 -- 1933 Arthur H. Breed Republican 33 1935 -- 1939 William P. Rich Republican 34 1939 Jerrold L. Seawell Republican 35 1941 William P. Rich Republican 36 1943 - 1945 Jerrold L. Seawell Republican 37 1947 -- 1953 Harold J. Powers Republican 38 1954 - 1955 Clarence C. Ward Republican 39 1955 -- 1956 Ben Hulse Republican 40 1957 -- 1969 Hugh M. Burns Democrat 41 May 14, 1969 -- February 10, 1970 Howard Way Republican 42 February 10, 1970 -- November 30, 1970 Jack Schrade Republican 43 November 30, 1970 -- November 30, 1980 James R. Mills Democrat 44 November 30, 1981 -- January 31, 1994 David Roberti Democrat 45 January 31, 1994 -- February 5, 1998 Bill Lockyer Democrat 46 February 5, 1998 -- November 30, 2004 John L. Burton Democrat 47 November 30, 2004 -- August 21, 2008 Don Perata Democrat 48 August 21, 2008 -- October 15, 2014 Darrell Steinberg Democrat 49 October 15, 2014 -- March 21, 2018 Kevin de León Democrat 50 March 21, 2018 -- present Toni Atkins Democrat 51 References Jump up ^ `` Glossary of Legislative Terms ''. California Legislative Counsel. Retrieved March 23, 2011. Jump up ^ `` Charles J. Lansing ''. JoinCalifornia Election Archive. Retrieved March 23, 2011. External links Record of State Senators -- 1849 -- 2006 from the California State Senate Senate Leadership -- California State Senate Retrieved from `` https://en.wikipedia.org/w/index.php?title=President_pro_tempore_of_the_California_State_Senate&oldid=833373761 '' Categories : California State Senators Hidden categories : Articles needing additional references from June 2017 All articles needing additional references All articles with dead external links Articles with dead external links from March 2018 Articles with permanently dead external links Talk About Wikipedia Add links This page was last edited on 31 March 2018, at 04 : 46. About Wikipedia

Question: who is the president pro tempore of the state senate
Answer: Toni Atkins