Warren Petersen

Warren Petersen
President of the Arizona Senate
Assumed office
January 9, 2023
Preceded byKaren Fann
Member of the Arizona Senate
Assumed office
January 11, 2021
Preceded byEddie Farnsworth
Constituency12th district (2021–2023)
14th district (2023–present)
In office
January 9, 2017  January 14, 2019
Preceded byAndy Biggs
Succeeded byEddie Farnsworth
Constituency12th district
Majority Leader of the Arizona House of Representatives
In office
January 14, 2019  January 11, 2021
Preceded bySteve Montenegro
Succeeded byBen Toma
Member of the Arizona House of Representatives
from the 12th district
In office
January 14, 2019  January 11, 2021
Preceded byEddie Farnsworth
Succeeded byJake Hoffman
In office
January 14, 2013  January 9, 2017
Preceded byJerry Weiers
Succeeded byTravis Grantham
Personal details
Born (1976-09-08) September 8, 1976
Wentworth, Missouri, U.S.
Political partyRepublican
SpouseDenisse Benitez
EducationArizona State University, Tempe (BA, JD)
WebsiteCampaign website

Warren Petersen (born September 8, 1976) is an American politician and a Republican member of the Arizona Senate representing District 14 from January 9, 2023. He serves as President of the Arizona Senate. He formerly was a State Representative, also representing District 12. He was elected by his peers to serve as Majority Leader from 2018 to 2019.