1980 Arizona House of Representatives election

The 1980 Arizona House of Representatives elections were held on November 4, 1980. Voters elected all 60 members of the Arizona House of Representatives in multi-member districts to serve a two-year term. The elections coincided with the elections for other offices, including U.S. Senate, U.S. House, and State Senate. Primary elections were held on September 9, 1980.

Prior to the elections, the Republicans held a majority of 42 seats over the Democrats' 18 seats.

Following the elections, Republicans maintained control of the chamber and expanded their majority to 43 Republicans to 17 Democrats, a net gain of one seat for Republicans.

The newly elected members served in the 35th Arizona State Legislature, during which Republican Frank Kelley was re-elected as Speaker of the Arizona House.