2010 Arizona Senate election
The 2010 Arizona Senate election was held on November 2, 2010. Voters elected members of the Arizona Senate in all 30 of the state's legislative districts to serve a two-year term. Primary elections were held on August 24, 2010.
Prior to the elections, the Republicans held a majority of 18 seats over the Democrats' 12 seats.
Following the election, Republicans maintained control of the chamber with 21 Republicans to nine Democrats, a net gain of three seats for Republicans.
The newly elected senators served in the 50th Arizona State Legislature.
Retiring Incumbents
Democrats
- District 2: Albert Hale
- District 13: Richard Miranda
- District 14: Debbie McCune-Davis
- District 15: Ken Cheuvront
- District 17: Meg Burton-Cahill
- District 27: Jorge Luis Garcia
Republicans
- District 4: Jack W. Harper
- District 6: Pamela Gorman
- District 7: Jim Waring
- District 8: Carolyn S. Allen
- District 9: Robert "Bob" Burns
- District 11: Barbara Leff
- District 19: Chuck Gray
- District 20: John Huppenthal
- District 21: Jay Tibshraeny
- District 22: Thayer Verschoor
- District 30: Jonathan Paton
Incumbents defeated in general elections
Democrats
- District 23: Rebecca Rios
- District 24: Amanda Aguirre
- District 25: Manuel V. "Manny" Alvarez