Andrew Steven Biggs (born November 7, 1958) is an American attorney and politician who represents Arizona's 5th congressional district in the United States House of Representatives. 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 most of Mesa and Chandler and all of Queen Creek and Biggs's hometown of Gilbert. A Republican, Biggs was 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. In 2016, he was elected to Congress. From 2019 to 2022, Biggs served as chairman of the Freedom Caucus, which includes the House Republican Conference's most conservative members.