Andrew Steven Biggs (born November 7, 1958) is an American politician and lawyer serving as the U.S. representative for Arizona's 5th congressional district since 2017. A member of the Republican Party, Biggs served as a member of the Arizona House of Representatives from 2003 to 2011 and a member of the Arizona Senate from 2011 to 2017. He was president of the Arizona Senate from 2013 to 2017. Biggs served as chairman of the Freedom Caucus from 2019 to 2022.

The district, which was once represented by U.S. Senators John McCain and Jeff Flake, is in the heart of the East Valley and includes part of Mesa, most of Chandler, all of Queen Creek and Biggs's hometown of Gilbert.

Biggs has announced that he will retire from the United States House of Representatives in 2026, and will instead run for Governor of Arizona. He and fellow Republican candidate Karrin Taylor Robson were both endorsed by President Donald Trump