President pro tempore of the California State Senate

President pro tempore of the California State Senate
Seal of the Senate of the State of California
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Incumbent
Mike McGuire
since February 5, 2024
Member ofCalifornia State Senate
Term length2 years
Inaugural holderE. Kirby Chamberlain
Formation1849
Unofficial namesPresident Pro Tem

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. The officeholder also chairs the Senate Rules Committee. At the beginning of each two-year session, all members of the body elect a new State Senate President pro tempore.[1] The President pro tempore is chosen by the other Senators.

The current President pro tempore is Mike McGuire, a Democratic member from the 2nd district, who was sworn in on February 5, 2024.[2]


  1. ^ "Glossary of Legislative Terms". California Legislative Counsel. Retrieved March 23, 2011.
  2. ^ Koseff, Alexei (2024-02-05). "Mike McGuire wants to 'lift up every person' as new California Senate leader". CalMatters. Retrieved 2024-02-11.

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