William C. Jacquin[1] Republican Bob Stump[2] Democratic The 1974 Arizona Senate election was held on November 5, 1974.

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 September 10, 1974.

Following the election, Democrats flipped control of the chamber and took a majority of 18 Democrats to 12 Republicans.

[4] The newly elected senators served in the 32nd Arizona State Legislature.