Gregory John Stanton (born March 8, 1970) is an American lawyer and politician who is the U.S. representative from Arizona's 4th congressional district, serving since 2019. A Democrat, he was previously mayor of Phoenix from 2012 to 2018, and was on the Phoenix City Council from 2000 until 2009. Stanton was elected mayor in 2011 and reelected in 2015. After then-incumbent U.S. Representative Kyrsten Sinema chose to run for the U.S. Senate, Stanton was elected to the open House seat. In 2020, he was reelected with 61% of the vote. In 2022, he was reelected with 56% of the vote.