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.

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 2017, Governing magazine named Stanton one of its Public Officials of the Year for his efforts to expand light rail, bike lanes, and sidewalks while reducing the city's greenhouse gas emissions.

[16] He was unopposed in the Democratic primary, and defeated Republican nominee Steve Ferrara 61% to 39% after a campaign during which he stressed his problem-solving experience as mayor.

[17] In 2020, Stanton was unopposed in the Democratic primary and defeated Republican nominee Dave Giles in the general election with 61% of the vote.

[1] Stanton ran for reelection in Arizona's 4th congressional district after redistricting and defeated Republican nominee Kelly Cooper in the general election with 56% of the vote.

[20] For the 118th Congress:[21] In an interview a few weeks after the November 2011 mayoral election, Stanton stated his support for repealing the city food tax.

[27] On July 11, 2024, Stanton called for Joe Biden to withdraw from the 2024 United States presidential election.